{"id":37227,"date":"2022-09-10T17:07:20","date_gmt":"2022-09-10T09:07:20","guid":{"rendered":"https:\/\/swarma.org\/?p=37227"},"modified":"2022-09-10T17:07:20","modified_gmt":"2022-09-10T09:07:20","slug":"ai%e8%89%ba%e6%9c%af%e7%9a%84%e8%83%8c%e5%90%8e%ef%bc%9a%e8%af%a6%e8%a7%a3%e6%96%87%e6%9c%ac%e7%94%9f%e6%88%90%e5%9b%be%e5%83%8f%e6%a8%a1%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/swarma.org\/?p=37227","title":{"rendered":"AI\u827a\u672f\u7684\u80cc\u540e\uff1a\u8be6\u89e3\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b"},"content":{"rendered":"
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AI \u827a\u672f\u751f\u6210\u5df2\u7ecf\u5f00\u59cb\u8d70\u8fdb\u5927\u4f17\u7684\u89c6\u91ce\u4e2d\u3002\u5728\u8fc7\u53bb\u4e00\u5e74\u91cc\uff0c\u51fa\u73b0\u4e86\u5927\u91cf\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\uff0c<\/span>\u5c24\u5176\u662f\u968f\u7740 Stable Diffusion \u4ee5\u53ca Midjourney \u7684\u51fa\u73b0\uff0c\u5e26\u8d77\u4e86\u4e00\u80a1 AI \u827a\u672f\u521b\u4f5c\u70ed\u6f6e\uff0c\u751a\u81f3\u5f88\u591a\u827a\u672f\u5bb6\u4e5f\u5f00\u59cb\u5c1d\u8bd5\u7528 AI \u6765\u8f85\u52a9\u827a\u672f\u521b\u4f5c\u3002\u5728\u672c\u6587\u4e2d\uff0c\u5c06\u4f1a\u7cfb\u7edf\u68b3\u7406\u8fd1\u51e0\u5e74\u51fa\u73b0\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u7b97\u6cd5\uff0c\u5e2e\u52a9\u5927\u5bb6\u6df1\u5165\u4e86\u89e3\u5176\u80cc\u540e\u7684\u539f\u7406\u3002<\/span><\/strong><\/p>\n


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\u4e3a\u4e86\u63a2\u7d22\u590d\u6742\u79d1\u5b66\u4e0e\u4eba\u6587\u827a\u672f\u4ea4\u53c9\u9886\u57df\uff0c\u96c6\u667a\u4ff1\u4e50\u90e8\u6b63\u5728\u4e3b\u529e\u201c\u590d\u6742\u79d1\u5b66\u4e0e\u827a\u672f<\/a>\u201d\u7814\u8ba8\u4f1a\uff0c\u6c47\u805a\u5404\u9886\u57df\u5185\u7684\u884c\u52a8\u8005\u4e0e\u601d\u60f3\u8005\u2014\u2014\u5305\u62ec\u79d1\u5b66\u5bb6\u3001\u827a\u672f\u5bb6\u3001\u5b66\u8005\u53ca\u76f8\u5173\u4ece\u4e1a\u8005\uff0c\u5c55\u5f00\u8de8\u5b66\u79d1\u7814\u8ba8\uff0c\u5e76\u5408\u4f5c\u4ea7\u51fa\u3002\u7814\u8ba8\u4f1a\u81ea2022\u5e747\u6708\u5f00\u59cb\uff0c\u6bcf\u6708\u4e00\u671f\uff0c\u5171\u5341\u4e8c\u671f\u3002AI\u751f\u6210\u5f0f\u827a\u672f\u4e5f\u662f\u7814\u8ba8\u4f1a\u4e3b\u9898\u4e4b\u4e00\u3002\u6b22\u8fce\u611f\u5174\u8da3\u7684\u670b\u53cb\u62a5\u540d\u52a0\u5165\u3002\u62a5\u540d\u5165\u53e3\u53ca\u8be6\u60c5\u89c1\u6587\u672b\u3002<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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\u80e1\u9e4f\u535a<\/span><\/strong><\/span><\/strong> <\/span>| \u4f5c\u8005<\/strong><\/span><\/strong><\/span><\/strong><\/p>\n

\u6731\u601d\u5609<\/span> <\/span>| <\/strong><\/span>\u6392\u7248<\/strong><\/p>\n

\u5341\u4e09\u7ef4<\/span> <\/span>| \u5ba1\u6821<\/strong><\/span><\/strong><\/p>\n


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    \u57fa\u4e8e VQ-VAE<\/strong><\/span><\/p>\n<\/li>\n

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      AE<\/span><\/p>\n<\/li>\n

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      VAE<\/span><\/p>\n<\/li>\n

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      VQ-VAE<\/span><\/p>\n<\/li>\n

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      DALL-E<\/span><\/p>\n<\/li>\n<\/ul>\n

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      \u57fa\u4e8e GAN <\/strong><\/span><\/p>\n<\/li>\n

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        VQGAN<\/span><\/p>\n<\/li>\n

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        VQGAN-CLIP
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        DALL-E Mini<\/span><\/p>\n<\/li>\n

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        Parti<\/span><\/p>\n<\/li>\n

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        NUWA-Infinity<\/span><\/p>\n<\/li>\n<\/ul>\n

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        \u57fa\u4e8e Diffusion Model
        <\/strong><\/span><\/p>\n<\/li>\n

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          Diffusion Model<\/span><\/p>\n<\/li>\n

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          GLIDE<\/span><\/p>\n<\/li>\n

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          DALL-E2<\/span><\/p>\n<\/li>\n

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          Imagen<\/span><\/p>\n<\/li>\n

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          Stable Diffusion
          <\/span><\/p>\n<\/li>\n<\/ul>\n

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          \u6a21\u578b\u8bd5\u73a9<\/strong><\/span><\/p>\n<\/li>\n

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          \u603b\u7ed3<\/strong><\/span><\/p>\n<\/li>\n<\/ol>\n

          <\/strong>
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          \u57fa\u4e8eVQ-VAE<\/span><\/strong><\/strong><\/p>\n<\/section>\n

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          <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n

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          \u5728\u4e86\u89e3 VQ-VAE \u7684\u539f\u7406\u4e4b\u524d\uff0c\u9700\u8981\u5148\u7406\u89e3 AE<\/span>\uff08AutoEncoder\uff09<\/span>\u4ee5\u53ca VAE<\/span>\uff08Variational Autoencoders\uff09<\/span>\uff0c\u8fd9\u4e9b\u6a21\u578b\u90fd\u5c5e\u4e8e\u81ea\u76d1\u7763\u5b66\u4e60\u65b9\u6cd5\uff0c\u63a5\u4e0b\u6765\uff0c\u672c\u6587\u5c06\u5bf9\u5176\u8fdb\u884c\u7b80\u8981\u7684\u4ecb\u7ecd\u3002<\/span><\/section>\n<\/section>\n
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          AE<\/span><\/strong><\/span><\/p>\n

          \u81ea\u7f16\u7801\u5668\u7531\u7f16\u7801\u5668\u4ee5\u53ca\u89e3\u7801\u5668\u7ec4\u6210\uff08\u5982\u4e0b\u56fe\u6240\u793a\uff09<\/span>[1]<\/sup> \uff0c\u5176\u9996\u5148\u5bf9\u56fe\u50cf\u8fdb\u884c\u538b\u7f29\uff0c\u4e4b\u540e\uff0c\u5728\u5bf9\u538b\u7f29\u540e\u7684\u8868\u5f81\u8fdb\u884c\u91cd\u5efa\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u81ea\u7f16\u7801\u5668\u5f80\u5f80\u4f1a\u88ab\u7528\u4e8e\u964d\u7ef4\uff0c\u53bb\u566a\uff0c\u5f02\u5e38\u68c0\u6d4b\u6216\u8005\u795e\u7ecf\u98ce\u683c\u8fc1\u79fb\u4e2d\u3002<\/span>
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          \u7531\u4e8e\u81ea\u7f16\u7801\u5668\u7684\u76ee\u6807\u662f\u91cd\u5efa\u8f93\u5165\uff0c\u56e0\u6b64\uff0c\u5176\u635f\u5931\u51fd\u6570\u4e3a\uff1a <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u5176\u4e2d\uff0c <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u662f\u8f93\u5165\uff0c <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u662f\u5bf9  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u7684\u91cd\u5efa\uff0c\u53ea\u9700\u8981\u7b80\u5355\u7684\u7aef\u5bf9\u7aef\u8bad\u7ec3\uff0c\u5373\u53ef\u5f97\u5230\u4e00\u4e2a\u81ea\u7f16\u7801\u5668\u3002<\/span><\/section>\n

          <\/span><\/section>\n
          VAE<\/span><\/strong><\/section>\n
          \u4e0e AE \u4e0d\u540c\u7684\u662f\uff0cVAE \u4e0d\u518d\u53bb\u5b66\u4e60\u4e00\u4e2a\u8fde\u7eed\u7684\u8868\u5f81\uff0c\u800c\u662f<\/span>\u76f4\u63a5\u5b66\u4e60\u4e00\u4e2a\u5206\u5e03<\/strong>\uff0c\u7136\u540e\u901a\u8fc7\u8fd9\u4e2a\u5206\u5e03\u91c7\u6837\u5f97\u5230\u4e2d\u95f4\u8868\u5f81 <\/span><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \ufeff\u53bb\u91cd\u5efa\u539f\u56fe <\/span>[2]<\/sup>\u3002 <\/span><\/section>\n<\/section>\n
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          VAE \u5047\u8bbe\u4e2d\u95f4\u8868\u5f81 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u662f\u4e00\u4e2a\u6b63\u6001\u5206\u5e03\uff0c\u56e0\u6b64\uff0c\u7f16\u7801\u5668\u90e8\u5206\u9700\u8981\u5c06\u539f\u56fe <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u6620\u5c04\u4e3a\u6b63\u6001\u5206\u5e03 <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u901a\u8fc7\u91cd\u53c2\u6570\u6280\u5de7\uff0c\u5f97\u5230\u91c7\u6837\u540e\u7684\u4e2d\u95f4\u8868\u5f81 <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> , \u5176\u4e2d \u03f5\ufeff \u91c7\u6837\u4e8e\u6807\u51c6\u6574\u4f53\u5206\u5e03  <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u3002\u7d27\u63a5\u7740\uff0c\u89e3\u7801\u5668\u901a\u8fc7\u4e2d\u95f4\u8868\u5f81 z \ufeff\u8fdb\u884c\u89e3\u7801\u64cd\u4f5c\uff0c\u5f97\u5230\u539f\u56fe\u7684\u91cd\u5efa\u3002VAE \u7684\u635f\u5931\u51fd\u6570\u5b9a\u4e49\u4e3a\uff1a<\/span><\/section>\n
           <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n

          <\/section>\n
          \u5176\u4e2d\uff0c <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/rect><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/rect><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/rect><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> 
          <\/span><\/section>\n

          <\/section>\n
          \u5728 VAE \u7684\u635f\u5931\u51fd\u6570\u4e2d\uff0c\u7b2c\u4e00\u9879\u7684\u76ee\u7684\u662f\u8ba9\u6a21\u578b\u80fd\u591f\u91cd\u5efa\u8f93\u5165\uff0c\u800c\u7b2c\u4e8c\u9879\u7684\u76ee\u7684\u662f\u8ba9\u89e3\u7801\u5668\u8f93\u51fa\u7684\u5206\u5e03\u5c3d\u91cf\u63a5\u8fd1\u6807\u51c6\u6574\u4f53\u5206\u5e03\uff0c\u8fd9\u6837\u7684\u597d\u5904\u662f\uff0c\u8feb\u4f7f  <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u63a5\u8fd1\u4e8e\u6807\u51c6\u6574\u4f53\u5206\u5e03\uff0c\u8fd9\u6837\u5728\u751f\u6210\u7684\u65f6\u5019\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u4ece\u6b63\u6001\u5206\u5e03\u4e2d\u91c7\u6837\uff0c \u7136\u540e\u901a\u8fc7\u89e3\u7801\u5668\u90e8\u5206\u8fdb\u884c\u56fe\u50cf\u751f\u6210\u4e86\u3002<\/span><\/section>\n

          <\/span><\/section>\n
          VQ-VAE<\/strong><\/section>\n
          VAE \u5177\u6709\u4e00\u4e2a\u6700\u5927\u7684\u95ee\u9898\u5c31\u662f\u4f7f\u7528\u4e86\u56fa\u5b9a\u7684\u5148\u9a8c\uff08\u6b63\u6001\u5206\u5e03\uff09\uff0c\u5176\u6b21\u662f\u4f7f\u7528\u4e86\u8fde\u7eed\u7684\u4e2d\u95f4\u8868\u5f81\uff0c\u8fd9\u6837\u4f1a\u5bfc\u81f4\u56fe\u7247\u751f\u6210\u7684\u591a\u6837\u6027\u5e76\u4e0d\u662f\u5f88\u597d\u4ee5\u53ca\u53ef\u63a7\u6027\u5dee\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cVQ-VAE<\/span>\uff08 Vector Quantized Variational Autoencoder\uff09<\/span> \u9009\u62e9\u4f7f\u7528<\/span>\u79bb\u6563\u7684\u4e2d\u95f4\u8868\u5f81<\/strong>\uff0c\u540c\u65f6\uff0c\u901a\u5e38\u4f1a\u4f7f\u7528\u4e00\u4e2a\u81ea\u56de\u5f52\u6a21\u578b\u6765\u5b66\u4e60\u5148\u9a8c\uff08\u4f8b\u5982 PixelCNN \u6216\u8005 Transformer\uff09\u3002\u5728 VQ-VAE \u4e2d\uff0c\u5176\u4e2d\u95f4\u8868\u5f81\u5c31\u8db3\u591f\u7a33\u5b9a\u548c\u591a\u6837\u5316\uff0c\u4ece\u800c\u53ef\u4ee5\u5f88\u597d\u7684\u5f71\u54cd Decoder \u90e8\u5206\u7684\u8f93\u51fa \uff0c\u5e2e\u52a9\u751f\u6210\u4e30\u5bcc\u591a\u6837\u7684\u56fe\u7247\u3002\u56e0\u6b64\uff0c\u540e\u6765\u5f88\u591a\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\u90fd\u57fa\u4e8e VQ-VAE <\/span>[3]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
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          VQ-VAE \u7684\u7b97\u6cd5\u6d41\u7a0b\u4e3a\uff1a<\/strong><\/span><\/section>\n<\/section>\n
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            \n
          1. \n
            \u9996\u5148\u8bbe\u7f6e K \u4e2a\u5411\u91cf\u4f5c\u4e3a\u53ef\u67e5\u8be2\u7684 Codebook\u3002<\/span><\/section>\n<\/li>\n
          2. \n
            \u8f93\u5165\u56fe\u7247\u901a\u8fc7\u7f16\u7801\u5668 CNN \u6765\u5f97\u5230 N \u4e2a\u4e2d\u95f4\u8868\u5f81 <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u7136\u540e\u901a\u8fc7\u6700\u90bb\u8fd1\u7b97\u6cd5\uff0c\u5728 Codebook \u4e2d\u67e5\u8be2\u4e0e\u8fd9\u4e2a N \u4e2a\u4e2d\u95f4\u8868\u5f81\u6700\u76f8\u4f3c\u7684\u5411\u91cf\u3002<\/span><\/section>\n<\/li>\n
          3. \n
            \u5c06 Codebook \u4e2d\u67e5\u8be2\u7684\u76f8\u4f3c\u5411\u91cf\u653e\u5230\u5bf9\u5e94 <\/span><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u7684\u4f4d\u7f6e\u4e0a\uff0c\u5f97\u5230 <\/span><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u3002<\/span><\/section>\n<\/li>\n
          4. \n
            \u89e3\u7801\u5668\u901a\u8fc7\u5f97\u5230\u7684\u4e2d\u95f4\u8868\u5f81 <\/span><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u91cd\u5efa\u56fe\u7247\u3002<\/span><\/section>\n<\/li>\n<\/ol>\n

            <\/section>\n
            VQ-VAE \u6700\u6838\u5fc3\u7684\u90e8\u5206\u5c31\u662f Codebook \u67e5\u8be2\u64cd\u4f5c<\/strong>\uff0c\u901a\u8fc7\u4f7f\u7528\u5177\u6709\u9ad8\u5ea6\u4e00\u81f4\u6027\u7684 Codebook \u6765\u4ee3\u66ff\u6df7\u4e71\u7684\u4e2d\u95f4\u8868\u5f81\uff0c\u53ef\u4ee5\u6709\u6548\u7684\u63d0\u9ad8\u56fe\u50cf\u751f\u6210\u7684\u53ef\u63a7\u6027\u548c\u4e30\u5bcc\u5ea6\u3002VQ-VAE \u7684\u635f\u5931\u51fd\u6570\u5b9a\u4e49\u4e3a\uff1a<\/span><\/section>\n
            <\/section>\n

            <\/section>\n
            \u5176\u4e2d\uff0csg \u4e3a\u68af\u5ea6\u6682\u505c\u64cd\u4f5c\uff0c\u4e5f\u5c31\u662f sg \u6240\u5904\u7684\u6a21\u5757\u4e0d\u4f1a\u8fdb\u884c\u68af\u5ea6\u66f4\u65b0\u3002<\/span><\/section>\n

            <\/section>\n
            \u635f\u5931\u51fd\u6570\u7684\u7b2c\u4e00\u9879\u4e3b\u8981\u662f\u9488\u5bf9\u7f16\u7801\u5668\u548c\u89e3\u7801\u5668\uff0c\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u7531\u4e8e\u4e2d\u95f4 codebook \u67e5\u8be2\u64cd\u4f5c\u662f\u79bb\u6563\u7684\uff0c\u56e0\u6b64\uff0c\u8fd9\u91cc\u76f4\u63a5\u5c06 <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u7684\u68af\u5ea6\uff0c\u590d\u5236\u7ed9 <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u4ece\u800c\u5f62\u6210\u68af\u5ea6\u53cd\u5411\u4f20\u64ad\u3002\u7b2c\u4e8c\u9879\u88ab\u79f0\u4e3a VQ loss\uff0c\u5176\u76ee\u7684\u662f\u8bad\u7ec3 codebook \u6a21\u5757 e\uff0c\u7531\u4e8e <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u8fd9\u91cc\u662f\u56fa\u5b9a\u7684\uff0c\u56e0\u6b64\u4f1a\u8feb\u4f7f codebook \u6a21\u5757 e \u671d <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u9760\u8fd1\u3002\u7b2c\u4e09\u9879\u88ab\u79f0\u4e3a commitment loss\uff0c\u8fd9\u91cc\u53ea\u6709 <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u7684\u68af\u5ea6\u5728\u53d8\u5316\uff0c\u5176\u76ee\u7684\u662f\u53cd\u8fc7\u6765\u8ba9 <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u53bb\u9760\u8fd1 codebook \u6a21\u5757 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u4ece\u800c\u4f7f\u5f97 encoder \u6a21\u5757\u7684\u8f93\u51fa\u80fd\u591f\u66f4\u52a0\u7a33\u5b9a\u3002<\/span><\/section>\n

            <\/section>\n
            \u5728 VAE \u4e2d\uff0c\u7531\u4e8e\u4e2d\u95f4\u8868\u5f81 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u670d\u4ece\u6807\u51c6\u6b63\u6001\u5206\u5e03\uff0c\u56e0\u6b64\u5728\u751f\u6210\u7684\u65f6\u5019\uff0c\u53ea\u9700\u8981\u5728\u6807\u51c6\u6b63\u6001\u5206\u5e03\u4e2d\u968f\u673a\u91c7\u6837\u5373\u53ef\u3002\u800c\u5728 VQ-VAE \u4e2d\uff0c\u968f\u673a\u9009\u62e9 N \u4e2a codebook \u4e0d\u80fd\u4fdd\u8bc1\u751f\u6210\u9884\u671f\u7684\u56fe\u50cf\uff0c\u56e0\u6b64\uff0c\u9700\u8981\u6709\u4e00\u4e2a\u6a21\u578b\u6765\u5b66\u4e60\u751f\u6210\u7279\u5b9a\u4e2d\u95f4\u8868\u5f81\uff0c\u8fd9\u6837\u624d\u80fd\u751f\u6210\u6709\u6548\u7684\u56fe\u50cf\uff08\u4e5f\u79f0\u4e3a\u5b66\u4e60\u5148\u9a8c\uff09\u3002<\/span><\/section>\n

            <\/section>\n
            \u56e0\u6b64\uff0c\u5728\u539f\u59cb\u7684 VQ-VAE \u8bba\u6587\u4e2d\uff0c\u4f5c\u8005\u901a\u8fc7\u4f7f\u7528  PixelCNN \u6765\u5b66\u4e60\u5148\u9a8c\uff0c\u9996\u5148\uff0c\u4f7f\u7528\u8bad\u7ec3\u597d\u7684 VQ-VAE \u6765\u5f97\u5230\u8bad\u7ec3\u6570\u636e\u7684\u4e2d\u95f4\u79bb\u6563\u7f16\u7801\uff0c\u6765\u4f5c\u4e3a\u81ea\u56de\u5f52\u6a21\u578b PixelCNN \u7684\u8bed\u6599\u5e93\u8fdb\u884c\u8bad\u7ec3\u3002\u4e4b\u540e\uff0c\u5728\u751f\u6210\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u4f7f\u7528 PixelCNN \u6765\u751f\u4e00\u4e2a\u4e2d\u95f4\u79bb\u6563\u8868\u5f81\uff0c\u7136\u540e\u901a\u8fc7\u5339\u914d Codebook\uff0c\u4f7f\u7528 Decoder \u8fdb\u884c\u56fe\u7247\u751f\u6210\u3002 <\/span><\/section>\n

            <\/span><\/section>\n
            DALL-E<\/span><\/strong><\/span><\/section>\n
            DALL-E \u7531 OpenAI \u5f00\u53d1\uff0c\u5176\u7b2c\u4e00\u4ee3\u7248\u672c\u4f7f\u7528\u7684\u662f VQ-VAE\uff0c\u662f\u5f53\u524d\u975e\u5e38\u6d41\u884c\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\u4e4b\u4e00\u3002\u76ee\u524d\uff0cDALL-E \u7b2c\u4e00\u4ee3\u5e76\u6ca1\u6709\u5f00\u653e\uff0c\u56e0\u6b64\uff0c\u60f3\u8981\u8bd5\u73a9\u53ef\u4ee5\u76f4\u63a5\u53bb\u73a9\u7f51\u53cb\u590d\u73b0\u7684 DALL-E-Mini \u7248\u672c\u3002<\/span><\/section>\n<\/section>\n
            \n
            DALL-E \u7b2c\u4e00\u4ee3\u6700\u5927\u7684\u7279\u8272\u662f\u5bf9\u8bed\u4e49\u7684\u7406\u89e3\u975e\u5e38\u51fa\u8272<\/strong>\uff0c\u4ee5\u53ca\u53ef\u4ee5\u751f\u6210\u5404\u79cd\u975e\u5e38\u89c4\u4f46\u662f\u53c8\u7b26\u5408\u8bed\u4e49\u4fe1\u606f\u7684\u56fe\u50cf[4,5]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
            \n
            <\/section>\n<\/section>\n
            DALL-E \u6a21\u578b\u4e2d\u7684\u751f\u6210\u6a21\u5757\u4f7f\u7528\u7684\u662f VQ-VAE\uff0c\u4e0d\u540c\u7684\u662f\uff0c\u5176\u5148\u9a8c\u7684\u5b66\u4e60\uff0c\u4f7f\u7528\u7684\u662f\u6587\u672c\u5230\u4e2d\u95f4\u79bb\u6563\u8868\u5f81\u7684\u6620\u5c04<\/strong>\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/span><\/section>\n
            \n
              \n
            1. \n
              \u8bad\u7ec3\u4e00\u4e2a dVAE\uff08\u6587\u7ae0\u91cc\u9762\u79f0\u4e3a dVAE\uff0c\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a VQ-VAE\uff0c\u8fd9\u91cc\u4e0d\u518d\u8d58\u8ff0\uff09\uff0c\u5176\u4e2d\uff0cCodebook \u7684\u6570\u91cf\u4e3a 8192<\/span><\/section>\n<\/li>\n
            2. \n
              \u8bad\u7ec3\u4e00\u4e2a\u81ea\u56de\u5f52\u6a21\u578b\uff0c\u8fd9\u91cc\u6587\u7ae0\u4e2d\u4f7f\u7528\u7684\u662fTransformer\uff0c\u901a\u8fc7\u8f93\u5165\u6587\u672c\uff0c\u6765\u9884\u6d4b\u4e2d\u95f4\u8868\u5f81  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> <\/span><\/section>\n<\/li>\n<\/ol>\n

              <\/section>\n
              \u5728\u751f\u6210\u8fc7\u7a0b\u4e2d\uff0c\u76f4\u63a5\u8f93\u5165\u6587\u672c\uff0c\u901a\u8fc7 Transformer \u9884\u6d4b\u4e2d\u95f4\u8868\u5f81  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u7136\u540e dVAE \u7684 Decoder \u6a21\u5757\u901a\u8fc7\u4e2d\u95f4\u8868\u5f81 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u6765\u751f\u6210\u6700\u7ec8\u56fe\u50cf\u3002\u5728 DALL-E \u7684\u6587\u7ae0\u4e2d\uff0c\u4f5c\u8005\u8fd8\u63d0\u51fa\u4e86\u5f88\u591a\u6280\u672f\u4e0a\u7684\u7ec6\u8282\uff0c\u4f8b\u5982\uff0c\u5728\u6700\u540e\u6311\u9009\u56fe\u7247\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u4f7f\u7528 CLIP \u6a21\u578b\u6765\u9009\u62e9\u4e0e\u6587\u672c\u76f8\u4f3c\u5ea6\u6700\u9ad8\u7684\u6a21\u578b\uff0c\u4ee5\u53ca\u5206\u5e03\u5f0f\u8bad\u7ec3\uff0c\u6df7\u5408\u7cbe\u5ea6\u8bad\u7ec3\u7b49\uff0c\u5177\u4f53\u7ec6\u8282\u53ef\u4ee5\u67e5\u770b\u539f\u8bba\u6587\u3002 <\/span><\/section>\n

              <\/span><\/section>\n

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              <\/section>\n

              <\/section>\n
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              <\/svg><\/section>\n<\/section>\n<\/section>\n
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              \u57fa\u4e8eGAN<\/span><\/strong><\/strong><\/p>\n<\/section>\n

              \n

              <\/section>\n

              <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n

              <\/section>\n
              \u751f\u6210\u5bf9\u6297\u7f51\u7edc<\/strong>\uff08GAN<\/strong>\uff0cGenerative Adversarial Networks\uff09<\/span>\u7531\u4e24\u4e2a\u4e3b\u8981\u7684\u6a21\u5757\u6784\u6210\uff1a\u751f\u6210\u5668\u548c\u5224\u522b\u5668\u3002\u751f\u6210\u5668\u8d1f\u8d23\u751f\u6210\u4e00\u5f20\u56fe\u7247\uff0c\u800c\u5224\u522b\u5668\u5219\u8d1f\u8d23\u5224\u65ad\u8fd9\u5f20\u56fe\u7247\u8d28\u91cf\uff0c\u4e5f\u5c31\u662f\u5224\u65ad\u662f\u771f\u5b9e\u6837\u672c\u8fd8\u662f\u751f\u6210\u7684\u865a\u5047\u6837\u672c\uff0c\u901a\u8fc7\u9010\u6b65\u7684\u8fed\u4ee3\uff0c\u5de6\u53f3\u4e92\u535a\uff0c\u6700\u7ec8\u751f\u6210\u5668\u53ef\u4ee5\u751f\u6210\u8d8a\u6765\u8d8a\u903c\u771f\u7684\u56fe\u50cf\uff0c\u800c\u5224\u522b\u5668\u5219\u53ef\u4ee5\u66f4\u52a0\u7cbe\u51c6\u7684\u5224\u65ad\u56fe\u7247\u7684\u771f\u5047\u3002GAN \u7684\u6700\u5927\u4f18\u52bf\u662f\u5176<\/span>\u4e0d\u4f9d\u8d56\u4e8e\u5148\u9a8c\u5047\u8bbe\uff0c\u800c\u662f\u901a\u8fc7\u8fed\u4ee3\u7684\u65b9\u5f0f\u9010\u6e10\u5b66\u5230\u6570\u636e\u7684\u5206\u5e03<\/strong> <\/span>[6]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
              \n
              \u6700\u539f\u59cb\u7684GAN\u7684\u5b9a\u4e49\u4e3a\uff1a <\/span><\/section>\n
              <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u5176\u4e2d\uff0c<\/span><\/section>\n
               <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/path><\/path><\/path><\/path><\/path><\/g><\/g><\/g><\/g><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n

              <\/section>\n
              \u5f53\u6211\u4eec\u56fa\u5b9a <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u7684\u65f6\u5019\uff0c\u6700\u5927\u5316  <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u7684\u542b\u4e49\u662f\uff0c\u6570\u636e\u5982\u679c\u6765\u6e90\u4e8e\u771f\u5b9e\u6570\u636e <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u6211\u4eec\u9700\u8981 <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u8981\u63a5\u8fd1\u4e8e 1\uff0c\u800c\u5f53\u6570\u636e\u6765\u6e90\u4e8e\u751f\u6210\u5668  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u7684\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u5b83\u63a5\u8fd1\u4e8e 0\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5224\u522b\u5668  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u9700\u8981\u5c06\u771f\u5b9e\u6570\u636e\u5224\u65ad\u4e3a 1 \u800c\u5c06\u751f\u6210\u6570\u636e\u5224\u65ad\u4e3a 0\uff0c\u8fd9\u4e2a\u65f6\u5019\uff0c\u53ef\u4ee5\u5bf9\u5224\u522b\u5668  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u8fdb\u884c\u4f18\u5316\u3002\u800c\u5f53\u6211\u4eec\u56fa\u5b9a\u5224\u522b\u5668  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u7684\u65f6\u5019\uff0c\u6700\u5c0f\u5316 <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u5219\u9700\u8981\u751f\u6210\u5668  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u751f\u6210\u7684\u6570\u636e\u63a5\u8fd1\u4e8e\u771f\u5b9e\u6570\u636e\u3002<\/span><\/section>\n

              <\/section>\n
              \u7b80\u5355\u6765\u8bf4\uff0c\u4e00\u4e2a GAN \u7684\u8bad\u7ec3\u6d41\u7a0b\u5982\u4e0b<\/strong>\uff1a<\/span><\/section>\n<\/section>\n
              \n
                \n
              1. \n
                \u521d\u59cb\u5316\u4e00\u4e2a\u751f\u6210\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> \u548c\u4e00\u4e2a\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> .<\/span><\/section>\n<\/li>\n
              2. \n
                \u56fa\u5b9a\u751f\u6210\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> \u7684\u53c2\u6570\uff0c \u53ea\u66f4\u65b0\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container>  \u7684\u53c2\u6570\u3002\u5177\u4f53\u8fc7\u7a0b\u4e3a\uff1a\u9009\u62e9\u4e00\u90e8\u5206\u771f\u5b9e\u6837\u672c\uff0c\u4ee5\u53ca\u4ece\u751f\u6210\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> \u5f97\u5230\u4e00\u4e9b\u751f\u6210\u7684\u6837\u672c\uff0c\u9001\u5165\u5230\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container>  \u4e2d\uff0c\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container>  \u9700\u8981\u5224\u65ad\u54ea\u4e9b\u6837\u672c\u4e3a\u771f\u5b9e\u7684\uff0c\u54ea\u4e9b\u6837\u672c\u4e3a\u751f\u6210\u7684\uff0c\u901a\u8fc7\u4e0e\u771f\u5b9e\u7ed3\u679c\u7684\u8bef\u5dee\u6765\u4f18\u5316\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container>  <\/span><\/section>\n<\/li>\n
              3. \n
                \u56fa\u5b9a\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container>  \u7684\u53c2\u6570, \u53ea\u66f4\u65b0\u751f\u6210\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> \u7684\u53c2\u6570\u3002\u5177\u4f53\u8fc7\u7a0b\u4e3a\uff1a\u4f7f\u7528\u751f\u6210\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> \u751f\u6210\u4e00\u90e8\u5206\u6837\u672c\uff0c \u5c06\u751f\u6210\u7684\u6837\u672c\u5582\u5165\u5230\u5224\u522b\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container>  \u4e2d\uff0c\u5224\u522b\u5668\u4f1a\u5bf9\u8fdb\u884c\u5224\u65ad\uff0c\u4f18\u5316\u751f\u6210\u5668 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container> \u7684\u53c2\u6570\uff0c\u4f7f\u5f97\u5224\u522b\u5668\u5c06\u5176\u5224\u65ad\u4e3a\u66f4\u52a0\u504f\u5411\u4e8e\u771f\u5b9e\u6837\u672c\u3002 <\/span><\/section>\n

                <\/section>\n<\/li>\n<\/ol>\n
                \u4e0a\u6587\u4e2d\u4ecb\u7ecd\u7684 GAN \u6a21\u578b\u4ec5\u4ec5\u662f\u6700\u539f\u59cb\u7684 GAN\uff0c\u5728\u540e\u6765\u7684\u53d1\u5c55\u4e2d\uff0cGAN \u5df2\u7ecf\u9010\u6e10\u88ab\u7528\u5230\u5404\u4e2a\u9886\u57df\uff0c\u4e5f\u4ea7\u751f\u4e86\u975e\u5e38\u591a\u7684\u53d8\u79cd\uff0c\u63a5\u4e0b\u6765\u5c06\u4f1a\u4ecb\u7ecd\u4e00\u4e2a\u975e\u5e38\u77e5\u540d\u7684\u57fa\u4e8e GAN \u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b VQGAN-CLIP\u3002 <\/span><\/section>\n

                <\/span><\/section>\n
                VQGAN<\/span><\/strong><\/section>\n
                \u4e0a\u6587\u4e2d\u5df2\u7ecf\u4ecb\u7ecd\u4e86 GAN \u7684\u57fa\u672c\u539f\u7406\uff0c\u800c VQGAN <\/span>\uff08 Vector Quantized Generative Adversarial Networks \uff09<\/span> \u5219\u662f\u4e00\u79cd GAN \u7684\u53d8\u79cd\uff08\u5982\u4e0b\u56fe\u6240\u793a\uff09<\/span>[7]<\/sup>\uff0c\u5176\u53d7\u5230 VQ-VAE \u7684\u542f\u53d1\uff0c<\/span>\u4f7f\u7528\u4e86 codebook \u6765\u5b66\u4e60\u79bb\u6563\u8868\u5f81<\/strong>\u3002<\/span><\/section>\n<\/section>\n
                \n
                \u5177\u4f53\u6765\u8bf4\uff0c\u4f1a\u9884\u5148\u5b9a\u4e49 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u4e2a\u5411\u91cf\u4f5c\u4e3a\u79bb\u6563\u7684\u7279\u5f81\u67e5\u8be2\u8868\uff0c\u5f53\u4e00\u5f20\u56fe\u7247\u88ab\u9001\u5165\u5230 CNN Encoder \u4e2d\u540e\uff0c\u4f1a\u5f97\u5230 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u4e2a\u56fe\u50cf\u7684\u4e2d\u95f4\u8868\u5f81 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u4e4b\u540e\u4f1a\u5728 Codebook \u4e2d\u53bb\u67e5\u8be2\u4e0e\u5176\u6700\u76f8\u4f3c\u7684\u8868\u5f81\u5411\u91cf\uff0c\u5f97\u5230 <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u4e2a\u8868\u5f81 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u5176\u8fc7\u7a0b\u7528\u516c\u5f0f\u53ef\u4ee5\u63cf\u8ff0\u4e3a\uff1a<\/span><\/section>\n
                 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/path><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/path><\/g><\/path><\/path><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n

                <\/section>\n
                \u7d27\u63a5\u7740\uff0cCNN Decoder \u4f1a\u6839\u636e\u5f97\u5230\u7684\u8868\u5f81 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u53bb\u91cd\u5efa\u56fe\u50cf\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u4e0a\u8ff0\u6b65\u9aa4\u8ddf VQ-VAE \u975e\u5e38\u50cf\uff0c\u800c VQGAN \u4e0e\u4e4b\u4e0d\u540c\u7684\u662f\uff0c\u4e0a\u8ff0\u6b65\u9aa4\u4ec5\u4ec5\u5bf9\u5e94\u4e8e GAN \u4e2d\u7684\u751f\u6210\u5668\uff0c\u56e0\u6b64\uff0c\u8fd9\u91cc\u8fd8\u9700\u8981\u4e00\u4e2a\u5224\u522b\u5668  <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u6765\u5bf9\u751f\u6210\u7684\u56fe\u50cf\u8fdb\u884c\u5224\u65ad\uff0c\u800c\u4e0e\u4f20\u7edf GAN \u4e0d\u540c\u7684\u662f\uff0c\u8fd9\u91cc\u7684\u5224\u522b\u5668\u4e0d\u662f\u5bf9\u6bcf\u5f20\u56fe\u7247\u8fdb\u884c\u5224\u65ad\uff0c\u800c\u662f\u5bf9\u6bcf\u4e00\u4e2a\u56fe\u7247\u7684 Patch \u8fdb\u884c\u5224\u65ad<\/strong>\u3002<\/span><\/section>\n

                <\/section>\n
                \u5bf9\u4e8e VQGAN \u4e2d\u751f\u6210\u5668\u7684\u8bad\u7ec3\uff0c\u5176\u635f\u5931\u51fd\u6570\u4e0e VQ-VAE \u975e\u5e38\u76f8\u4f3c\uff0c\u5176\u516c\u5f0f\u4e3a\uff1a<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                VQGAN\u7684\u8bad\u7ec3\u635f\u5931\u51fd\u6570\u5b9a\u4e49\u4e3a\uff1a<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u7ed3\u5408\u4e0a\u8ff0\u751f\u6210\u5668\u7684\u8bad\u7ec3\u7684\u635f\u5931\u51fd\u6570\uff0c\u5176\u5b8c\u6574\u516c\u5f0f\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u5b9e\u9645\u4e0a\uff0c\u548c GAN \u7684\u635f\u5931\u51fd\u6570\u8fd8\u662f\u975e\u5e38\u4e00\u81f4\u7684\uff0c\u4e0d\u540c\u7684\u662f\uff0c\u8fd9\u91cc\u7684\u5bf9\u4e8e\u751f\u6210\u5668\u90e8\u5206\u7684\u4f18\u5316\uff0c\u9700\u8981\u4f7f\u7528\u4e0e VQ-VAE \u4e00\u6837\u7684\u65b9\u6cd5\u53bb\u8fdb\u884c<\/strong>\u3002<\/span><\/section>\n

                <\/section>\n
                \u5728\u8bad\u7ec3\u597d VQGAN \u4e4b\u540e\uff0c\u5728\u751f\u6210\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u76f4\u63a5\u521d\u59cb\u5316\u4e00\u4e2a <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u53bb\u751f\u6210\uff0c\u7136\u800c\uff0c\u4e3a\u4e86\u80fd\u591f\u5f97\u5230\u7a33\u5b9a\u7684 <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\uff0c\u9700\u8981\u4f7f\u7528\u4e00\u4e2a\u6a21\u578b\u5bf9\u5148\u9a8c\u8fdb\u884c\u5b66\u4e60\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86 Transformer \u6a21\u578b\u6765\u5b66\u4e60 <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u4e2d\u79bb\u6563\u8868\u5f81\u7684\u5e8f\u5217\uff0c\u53ef\u4ee5\u7b80\u5355\u7684\u5c06\u5176\u5efa\u6a21\u4e3a\u81ea\u56de\u5f52\u6a21\u578b <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u8fd9\u6837\uff0c\u6211\u4eec\u53ea\u9700\u8981\u7ed9\u5b9a\u4e00\u4e2a\u521d\u59cb\u7684\u968f\u673a\u5411\u91cf\uff0c\u5c31\u53ef\u4ee5\u901a\u8fc7 Transfomer \u6a21\u578b\u751f\u6210\u5b8c\u6574\u7684 <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\uff0c\u4ece\u800c\u53ef\u4ee5\u901a\u8fc7 CNN Decoder \u6a21\u5757\u751f\u6210\u6700\u7ec8\u7684\u56fe\u50cf\u3002<\/span><\/section>\n

                <\/span><\/section>\n
                VQGAN-CLIP<\/span><\/strong><\/span><\/section>\n
                VQGAN-CLIP \u4e5f\u662f\u4e00\u4e2a\u975e\u5e38\u6d41\u884c\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\uff0c\u4e00\u4e9b\u5f00\u653e\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u5e73\u53f0\u4f7f\u7528\u7684\u5c31\u662f VQGAN-CLIP <\/span>[8]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
                \n
                VQGAN-CLIP \u901a\u8fc7\u6587\u672c\u63cf\u8ff0\u4fe1\u606f\u6765\u5bf9 VQGAN \u6a21\u578b\u8fdb\u884c\u5f15\u5bfc\uff0c\u4f7f\u5176\u6700\u7ec8\u751f\u6210\u4e0e\u6587\u672c\u63cf\u8ff0\u975e\u5e38\u76f8\u4f3c\u7684\u56fe\u7247\uff0c\u5176\u5177\u4f53\u8fc7\u7a0b\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u5177\u4f53\u6765\u8bf4\uff0c\u5728\u6700\u5f00\u59cb\uff0c\u9700\u8981\u521d\u59cb\u5316\u4e00\u5f20\u56fe\u7247\uff0c\u5176\u50cf\u7d20\u4e3a\u968f\u673a\u751f\u6210\uff0c\u8fd9\u4e2a\u65f6\u5019\uff0c\u6a21\u578b\u662f\u4ece 0 \u5f00\u59cb\u8fed\u4ee3\uff0c\u4e5f\u53ef\u4ee5\u521d\u59cb\u5316\u4e00\u5f20\u7ed8\u5236\u597d\u7684\u539f\u59cb\u56fe\u7247\uff0c\u8fd9\u4e2a\u65f6\u5019\uff0c\u6a21\u578b\u7684\u8fed\u4ee3\u76f8\u5f53\u4e8e\u5bf9\u8fd9\u5f20\u56fe\u7247\u8fdb\u884c\u91cd\u7ed8\u3002\u901a\u8fc7 VQGAN \u7684 Encoder \u6a21\u5757\uff0c\u53ef\u4ee5\u5f97\u5230\u4e2d\u95f4\u8868\u5f81\u79bb\u6563 Z-vector\uff0c\u8fd9\u4e2a\u4e0a\u6587\u4e2d VQGAN \u4e2d\u7684 <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span> \u662f\u4e00\u6837\u7684\u3002<\/span><\/section>\n

                <\/section>\n
                \u901a\u8fc7 CLIP \u6a21\u578b\uff0c\u6765\u5bf9\u6bd4\u751f\u6210\u7684\u56fe\u50cf\u7279\u5f81\u4e0e\u6307\u5b9a\u6587\u672c\u7684\u76f8\u4f3c\u5ea6\uff0c\u6765\u8c03\u8282\u4e2d\u95f4\u8868\u5f81\u5411\u91cf \ufeffZ-vector\uff0c\u4ece\u800c\u4f7f\u5f97 VQGAN \u6a21\u5757\u751f\u6210\u4e0e\u6587\u672c\u63cf\u8ff0\u4e00\u81f4\u7684\u56fe\u7247\uff0c\u4ece\u4e0a\u56fe\u4e2d\u770b\u51fa\uff0c\u9664\u4e86 VQGAN \u548c CLIP \u6a21\u5757\uff0c\u8fd8\u6709 Random Crops  \u4ee5\u53ca Augmented Images\uff0c\u8fd9\u4e2a\u64cd\u4f5c\u662f\u4e3a\u4e86\u589e\u52a0\u56fe\u7247\u7684\u7a33\u5b9a\u6027\uff0c\u800c\u4e14\u5b9e\u9a8c\u8bc1\u660e\uff0c\u52a0\u4e86\u8fd9\u4e24\u4e2a\u64cd\u4f5c\u4e4b\u540e\uff0c\u66f4\u5229\u4e8e\u4f18\u5316\u3002   <\/span><\/section>\n

                <\/section>\n
                \u57fa\u4e8e VQGAN-CLIP \u751f\u6210\u7684\u6a21\u578b\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u901a\u8fc7\u8bbe\u7f6e\u590d\u6742\u7684\u63cf\u8ff0\uff0c\u53ef\u4ee5\u751f\u6210\u8d28\u91cf\u975e\u5e38\u9ad8\u7684\u56fe\u7247\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \n
                \n
                \n
                \n


                <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                \n
                DALL-E Mini<\/span><\/strong><\/section>\n
                DALL-E Mini \u662f\u7f51\u53cb\u5bf9 DALL-E \u7684\u590d\u73b0\u7248\u672c[8]<\/sup>\uff0c\u4e0d\u540c\u7684\u662f\uff0cDALL-E Mini \u5e76\u6ca1\u6709\u4f7f\u7528\u539f\u59cb\u7684 VQ-VAE\uff0c\u800c\u662f\u4f7f\u7528\u4e86 VQGAN\uff0c DALL-E-Mini \u6a21\u578b\u8981\u8fdc\u8fdc\u5c0f\u4e8e\u539f\u59cb DALL-E \u6a21\u578b\uff0c\u4f7f\u7528\u7684\u8bad\u7ec3\u6837\u672c\u4e5f\u76f8\u5bf9\u8f83\u5c11 [9]<\/sup>\u3002<\/span><\/section>\n

                <\/section>\n
                DALL-E-Mini \u9996\u5148\u4f7f\u7528 BART \u6a21\u578b\uff08\u4e00\u79cdSequence-to-Sequence\u6a21\u578b\uff09\u6765\u5b66\u4e60\u6587\u672c\u5230\u56fe\u50cf\u7684\u6620\u5c04\uff0c\u5c06\u6587\u672c\u8f6c\u6362\u4e3a\u79bb\u6563\u56fe\u50cf\u8868\u5f81\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n

                <\/section>\n<\/section>\n
                \u5728\u56fe\u50cf\u751f\u6210\u6b65\u9aa4\u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u5c06\u6587\u672c\u8f93\u5165\u5230 BART \u4e2d\uff0c\u7136\u540e\u5f97\u5230\u56fe\u7247\u79bb\u6563\u8868\u5f81\uff0c\u7d27\u63a5\u7740\u4f7f\u7528 VQ-GAN Decoder \u6a21\u5757\uff0c\u5c06\u79bb\u6563\u56fe\u50cf\u8868\u5f81\u89e3\u7801\u4e3a\u5b8c\u6574\u56fe\u50cf\uff0c\u4e4b\u540e\u5728\u4f7f\u7528 CLIP \u5bf9\u56fe\u50cf\u8fdb\u884c\u7b5b\u9009\uff0c\u5f97\u5230\u6700\u7ec8\u7684\u751f\u6210\u7ed3\u679c\u3002<\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \n
                \n
                \n
                \n


                <\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n


                <\/span><\/strong><\/span><\/section>\n
                Parti<\/span><\/strong><\/span><\/section>\n
                \u5728 Imagen \u521a\u51fa\u6765\u540e\u6ca1\u591a\u4e45\uff08Imagen\u7684\u4ecb\u7ecd\u53ef\u4ee5\u770b\u6269\u6563\u6a21\u578b\u90e8\u5206\uff09\uff0cGoogle \u53c8\u7ee7\u7eed\u63d0\u51fa\u4e86\u65b0\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b Parti\uff0c\u5176\u5168\u79f0\u4e3a\u300cPathways Autoregressive Text-to-Image\u300d\uff0c\u76f4\u89c2\u6765\u770b\uff0c\u5c31\u662f\u4f7f\u7528\u4e86 Google \u6700\u65b0\u63d0\u51fa\u7684 Pathway \u8bed\u8a00\u6a21\u578b [10]<\/sup>\u3002<\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u4e0e Imagen \u4e0d\u540c\u7684\u662f\uff0cParti \u53c8\u56de\u5f52\u4e86\u539f\u59cb\u6587\u672c\u751f\u6210\u56fe\u50cf\u7684\u505a\u6cd5<\/strong>\uff0c\u4e0d\u662f\u76f4\u63a5\u4f7f\u7528\u6587\u672c\u8868\u5f81\u4f5c\u4e3a\u6761\u4ef6\u6269\u6563\u6a21\u578b\u8303\u5f0f\u53bb\u751f\u6210\u56fe\u50cf\uff0c\u800c\u662f\u4f7f\u7528 Pathway \u8bed\u8a00\u6a21\u578b\uff0c\u5b66\u4e60\u6587\u672c\u8868\u5f81\u5230\u56fe\u50cf\u8868\u5f81\u7684\u6620\u5c04\uff0c\u4e5f\u5c31\u662f\u50cf DALL-E2 \u4e00\u6837\uff0c\u5b66\u4e60\u4e00\u4e2a\u5148\u9a8c\u6a21\u578b\uff0c\u540c\u65f6\uff0cParti \u4f7f\u7528\u7684\u662f\u57fa\u4e8e VQGAN \u7684\u65b9\u6cd5\uff0c\u800c\u4e0d\u662f\u6269\u6563\u6a21\u578b\u3002<\/span><\/section>\n

                <\/section>\n
                \u5177\u4f53\u6765\u8bf4\uff0cParti \u9996\u5148\u8bad\u7ec3\u4e00\u4e2a ViT-VQGAN \u6a21\u578b\uff0c\u4e4b\u540e\u4f7f\u7528 Pathway \u8bed\u8a00\u6a21\u578b\u5b66\u4e60\u6587\u672c\u5230\u56fe\u50cf token \u7684\u6620\u5c04\uff0c\u7531\u4e8e Pathway \u8bed\u8a00\u6a21\u578b\u5f3a\u5927\u7684\u5e8f\u5217\u9884\u6d4b\u80fd\u529b\uff0c\u5176\u8f93\u51fa\u7684\u56fe\u50cf\u8868\u5f81\u975e\u5e38\u51fa\u8272\uff0c\u5728\u9884\u6d4b\u8fc7\u7a0b\u4e2d\uff0c\u53ea\u9700\u5c06\u6587\u672c\u6620\u5c04\u4e3a\u56fe\u7247\u8868\u5f81\uff0c\u7136\u540e\u4f7f\u7528 ViT-VQGAN \u89e3\u7801\u5668\u6a21\u5757\u8fdb\u884c\u89e3\u7801\u5373\u53ef\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                Parti \u6700\u5927\u7684\u7279\u8272\u5c31\u662f 20B \u7684\u5927\u6a21\u578b\uff0c\u5176\u53c2\u6570\u91cf\u652f\u6301\u6a21\u578b\u80fd\u591f\u8fdb\u884c\u590d\u6742\u8bed\u4e49\u7406\u89e3\uff0c\u4e0b\u56fe\u662f\u4e0d\u540c\u53c2\u6570\u91cf\u6a21\u578b\u5bf9\u4e8e\u6587\u672c\u63cf\u8ff0\uff1a\u300c\u4e00\u5f20\u8eab\u7a7f\u6a59\u8272\u8fde\u5e3d\u886b\u548c\u84dd\u8272\u592a\u9633\u955c\u7684\u888b\u9f20\u8096\u50cf\u7167\u7247\u7ad9\u5728\u6089\u5c3c\u6b4c\u5267\u9662\u524d\u7684\u8349\u5730\u4e0a\uff0c\u80f8\u524d\u4e3e\u7740\u5199\u7740\u201c\u6b22\u8fce\u670b\u53cb\u201d\u6807\u8bed\u7684\u724c\u5b50\uff01<\/span>\u300d \u7684\u751f\u6210\u6548\u679c\uff0c\u53ef\u4ee5\u770b\u51fa 20B \u7684\u5927\u6a21\u578b\u80fd\u591f\u975e\u5e38\u7cbe\u51c6\u7684\u7406\u89e3 Prompt \u7684\u8bed\u4e49\u4fe1\u606f\u3002 <\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n

                <\/section>\n

                <\/span><\/section>\n
                NUWA-Infinity <\/span><\/strong><\/span><\/section>\n

                <\/span><\/section>\n
                <\/span><\/span>NUWA-Infinity \u662f\u5fae\u8f6f\u4e9a\u6d32\u4e9a\u6d32\u7814\u7a76\u9662 NUWA \u56e2\u961f\u57fa\u4e8e\u4e4b\u524d\u5de5\u4f5c\uff0c\u7814\u53d1\u51fa\u7684\u65e0\u9650\u89c6\u89c9\u751f\u6210\u6a21\u578b\uff0c\u5176\u7279\u70b9\u662f\uff0c<\/span>\u53ef\u4ee5\u5bf9\u5df2\u6709\u7684\u753b\u8fdb\u884c\u7eed\u753b\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u98ce\u666f\u753b\u6548\u679c\u975e\u5e38\u60ca\u8273<\/strong>\uff0c\u540c\u65f6\uff0c\u8be5\u6a21\u578b\u8fd8\u652f\u6301\u6587\u672c\u751f\u6210\u56fe\u50cf\uff0c\u52a8\u753b\u751f\u6210\u7b49\u4efb\u52a1\uff0c\u4e0d\u8fc7\u7531\u4e8e\u5176\u4e3b\u8981\u521b\u65b0\u70b9\u5728\u4e8e\u56fe\u7247\u7eed\u753b\uff0c\u56e0\u6b64\u5728\u8fd9\u91cc\u53ea\u5bf9\u8fd9\u4e00\u529f\u80fd\u8fdb\u884c\u8be6\u7ec6\u4ecb\u7ecd<\/span>[11]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u4e3a\u4e86\u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u5168\u5c40\u81ea\u56de\u5f52\u5d4c\u5957\u5c40\u90e8\u81ea\u56de\u5f52\u7684\u751f\u6210\u673a\u5236\uff0c\u5176\u4e2d\uff0c\u5168\u5c40\u81ea\u56de\u5f52\u5efa\u6a21\u89c6\u89c9\u5757\u4e4b\u95f4\u7684\u4f9d\u8d56\uff08patch-level\uff09<\/span>\uff0c\u800c\u5c40\u90e8\u81ea\u56de\u5f52\u5efa\u6a21\u89c6\u89c9 token \u4e4b\u95f4\u7684\u4f9d\u8d56\uff08token-level\uff09<\/span>\u3002\u5176\u516c\u5f0f\u8868\u8fbe\u4e3a\uff1a<\/span><\/section>\n
                <\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n
                \u4e5f\u5c31\u662f\u4e00\u4e2a\u5168\u5c40\u81ea\u56de\u5f52\u6a21\u578b\u4e2d\uff08n\u4e2apatch\uff09\uff0c\u5d4c\u5165\u4e86\u4e00\u4e2a\u5c40\u90e8\u81ea\u56de\u5f52\u6a21\u578b\uff08m\u4e2atoken\uff09\u3002<\/span><\/section>\n

                <\/section>\n
                \u5728 NUWA-Infinity \u4e2d\uff0c\u4f5c\u8005\u8fd8\u63d0\u51fa\u4e86\u4e24\u4e2a\u673a\u5236\uff0cNearby Context Pool\uff08NCP\uff09\u548c Arbitrary Direction Controller \uff08ADC\uff09\u3002\u5176\u4e2d\uff0cADC \u8d1f\u8d23\u5c06\u56fe\u7247\u5206\u5272\u6210 patch \u5e76\u51b3\u5b9a patch \u7684\u65b9\u5411\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5de6\u56fe\u4e3a\u8bad\u7ec3\u7684\u65f6\u5019\u7684\u987a\u5e8f\u5b9a\u4e49\uff0c\u53f3\u56fe\u662f\u63a8\u7406\u7684\u65f6\u5019\u7684\u987a\u5e8f\u5b9a\u4e49\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u7531\u4e8e\u5f53\u56fe\u7247\u5c3a\u5bf8\u53d8\u5927\u4e4b\u540e\uff0cpatch \u7684\u6570\u91cf\u4f1a\u8d85\u8fc7\u81ea\u56de\u5f52\u6a21\u578b\u6240\u80fd\u63a5\u6536\u7684\u6700\u5927\u957f\u5ea6\uff0c\u56e0\u6b64\u9700\u8981\u6709\u4e00\u4e2a\u589e\u52a0\u65b0 patch \u548c\u79fb\u9664\u65e7 patch \u7684\u673a\u5236\uff0c\u8fd9\u6837\u5c31\u4fdd\u8bc1\u4e86\u81ea\u56de\u5f52\u6a21\u578b\u4e00\u76f4\u5728\u9700\u8981\u751f\u6210\u7684 patch \u9644\u8fd1\u8fdb\u884c\u5e8f\u5217\u5b66\u4e60\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u5728\u6a21\u578b\u7684\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\uff0c\u9996\u5148\u5c06\u56fe\u7247\u5206\u6210 patch\uff0c\u7136\u540e\uff0c\u968f\u673a\u9009\u62e9\u4e00\u79cd patch \u751f\u6210\u987a\u5e8f\uff0c\u8fd9\u5bf9\u5e94\u4e8e\u5168\u5c40\u81ea\u56de\u5f52\u64cd\u4f5c\u3002\u800c\u5bf9\u4e8e\u6bcf\u4e00\u4e2a patch\uff0c\u9996\u5148\u9009\u62e9\u5176\u90bb\u8fd1\u7684 patch\uff0c\u52a0\u5165\u4f4d\u7f6e\u7f16\u7801\u4ee5\u53ca\u6587\u672c\u4fe1\u606f\uff0c\u4e00\u8d77\u9001\u5165\u5230\u81ea\u56de\u5f52\u6a21\u578b\u4e2d\uff0c\u5f97\u5230\u9884\u6d4b\u7684\u4e2d\u95f4\u79bb\u6563\u8868\u5f81 <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u540c\u65f6\uff0c\u5bf9\u4e8e\u4e4b\u524d\u7684 patch\uff0c \u4f7f\u7528\u8bad\u7ec3\u597d\u7684 VQ-GAN \u751f\u6210\u4e2d\u95f4\u79bb\u6563\u8868\u5f81 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u800c\u6a21\u578b\u7684\u76ee\u6807\u5219\u662f\u8ba9 <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u4e0e <\/span><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span>\u8db3\u591f\u63a5\u8fd1\u3002\u76f4\u89c2\u6765\u8bf4\uff0c\u6a21\u578b\u672c\u8d28\u4e0a\u662f\u5728\u8bad\u7ec3\u4e00\u4e2a\u6a21\u578b\uff0c\u5176\u901a\u8fc7\u4e0e\u5f53\u524d patch \u7684\u90bb\u8fd1\u7684 patch \u7684\u4e2d\u95f4\u79bb\u6563\u8868\u5f81\uff0c\u548c\u6587\u672c\u8868\u5f81\uff0c\u6765\u9884\u6d4b\u5f53\u524d patch \u7684\u4e2d\u95f4\u79bb\u6563\u8868\u5f81\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                \u5728\u63a8\u7406\u8fc7\u7a0b\u4e2d\uff0c\u5bf9\u4e8e\u56fe\u7247\u7eed\u753b\u4efb\u52a1\uff0c\u53ea\u9700\u8981\u5c06\u56fe\u7247\u8f93\u5165\u8fdb\u6a21\u578b\uff0c\u9009\u62e9 K \u4e2a patch \u4f5c\u4e3a\u6761\u4ef6\uff0c\u5bf9 NCP \u8fdb\u884c\u521d\u59cb\u5316\uff0c\u7136\u540e\u5c31\u53ef\u4ee5\u901a\u8fc7\u5df2\u6709\u7684\u9009\u62e9\u7684 patch \u7ed3\u5408\u6587\u672c\u4fe1\u606f\uff0c\u6765\u5bf9\u4e0b\u4e2apatch\u8fdb\u884c\u9884\u6d4b\uff0c\u6700\u540e\u4f7f\u7528 VQGAN Decoder \u6765\u5c06\u9884\u6d4b\u7684 patch \u7684\u4e2d\u95f4\u79bb\u6563\u8868\u5f81\u89e3\u7801\u6210\u56fe\u7247\u5373\u53ef\uff0c\u901a\u8fc7\u4e0d\u65ad\u7684\u8fed\u4ee3\uff0c\u6700\u7ec8\u5b9e\u73b0\u5bf9\u56fe\u7247\u7684\u7eed\u753b\u529f\u80fd\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n

                <\/section>\n<\/section>\n
                \n

                <\/section>\n<\/section>\n
                \n

                \n
                \n
                \n
                \n
                \n

                <\/section>\n

                <\/section>\n
                \n
                <\/svg><\/section>\n<\/section>\n<\/section>\n
                \n

                \u57fa\u4e8eDiffusion Model<\/span><\/strong><\/strong><\/p>\n<\/section>\n

                \n

                <\/section>\n

                <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n

                <\/section>\n

                \u4e0d\u540c\u4e8e VQ-VAE\uff0cVQ-GAN\uff0c<\/span>\u6269\u6563\u6a21\u578b\u662f\u5f53\u4eca\u6587\u672c\u751f\u6210\u56fe\u50cf\u9886\u57df\u7684\u6838\u5fc3\u65b9\u6cd5<\/strong>\uff0c\u5f53\u524d\u6700\u77e5\u540d\u4e5f\u6700\u53d7\u6b22\u8fce\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b Stable Diffusion\uff0cDisco-Diffusion\uff0cMid-Journey\uff0cDALL-E2 \u7b49\u7b49\uff0c\u5747\u57fa\u4e8e\u6269\u6563\u6a21\u578b\u3002<\/span>\u5728\u8fd9\u90e8\u5206\uff0c\u4f1a\u5bf9\u6269\u6563\u6a21\u578b\u7684\u539f\u7406\u4ee5\u53ca\u57fa\u4e8e\u6269\u6563\u6a21\u578b\u7684\u7b97\u6cd5\u8fdb\u884c\u8be6\u7ec6\u7684\u4ecb\u7ecd\u3002<\/span>
                <\/p>\n<\/section>\n

                \n
                Diffusion Model<\/span><\/section>\n
                \u56de\u5fc6\u4e0a\u6587\u63d0\u5230\u7684 VQ-VAE \u4ee5\u53ca VQ-GAN\uff0c\u90fd\u662f\u5148\u901a\u8fc7\u7f16\u7801\u5668\u5c06\u56fe\u50cf\u6620\u5c04\u5230\u4e2d\u95f4\u6f5c\u53d8\u91cf\uff0c\u7136\u540e\u89e3\u7801\u5668\u5728\u901a\u8fc7\u4e2d\u95f4\u6f5c\u53d8\u91cf\u8fdb\u884c\u8fd8\u539f\u3002<\/span>\u5b9e\u9645\u4e0a\uff0c\u6269\u6563\u6a21\u578b\u505a\u7684\u4e8b\u60c5\u672c\u8d28\u4e0a\u662f\u4e00\u6837\u7684\uff0c\u4e0d\u540c\u7684\u662f\uff0c\u6269\u6563\u6a21\u578b\u5b8c\u5168\u4f7f\u7528\u4e86\u5168\u65b0\u7684\u601d\u8def\u6765\u5b9e\u73b0\u8fd9\u4e2a\u76ee\u6807<\/span> [12,13.14]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
                \n
                \u5728\u6269\u6563\u6a21\u578b\u4e2d\uff0c\u4e3b\u8981\u6709\u4e24\u4e2a\u8fc7\u7a0b\u7ec4\u6210\uff0c\u524d\u5411\u6269\u6563\u8fc7\u7a0b\uff0c\u53cd\u5411\u53bb\u566a\u8fc7\u7a0b<\/strong>\uff0c\u524d\u5411\u6269\u6563\u8fc7\u7a0b\u4e3b\u8981\u662f\u5c06\u4e00\u5f20\u56fe\u7247\u53d8\u6210\u968f\u673a\u566a\u97f3\uff0c\u800c\u9006\u5411\u53bb\u566a\u8fc7\u7a0b\u5219\u662f\u5c06\u4e00\u5f20\u968f\u673a\u566a\u97f3\u7684\u56fe\u7247\u8fd8\u539f\u4e3a\u4e00\u5f20\u5b8c\u6574\u7684\u56fe\u7247\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                \u4e3a\u4e86\u5e2e\u52a9\u7406\u89e3\uff0c\u8fd9\u91cc\u9009\u62e9\u6700\u7ecf\u5178\u7684\u6269\u6563\u6a21\u578b\u8fdb\u884c\u4ecb\u7ecd\uff0c\u5173\u4e8e\u6269\u6563\u6a21\u578b\u7684\u5177\u4f53\u63a8\u5bfc\uff0c\u53ef\u4ee5\u53c2\u8003[13,14]<\/sup>\u3002<\/span><\/section>\n

                <\/section>\n
                \n
                \u300c\u524d\u5411\u6269\u6563\u8fc7\u7a0b\u300d<\/strong><\/span><\/section>\n<\/section>\n
                \n
                \u524d\u5411\u6269\u6563\u8fc7\u7a0b\u7684\u672c\u8d28\u5c31\u662f\u5728\u539f\u59cb\u56fe\u50cf\u4e0a\uff0c\u968f\u673a\u6dfb\u52a0\u566a\u97f3<\/strong>\uff0c\u901a\u8fc7 T \u6b65\u8fed\u4ee3\uff0c\u6700\u7ec8\u5c06\u539f\u59cb\u56fe\u7247\u7684\u5206\u5e03\u53d8\u6210\u6807\u51c6\u9ad8\u65af\u5206\u5e03 <\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span>  \u5177\u4f53\u6765\u8bf4\uff0c\u7ed9\u5b9a\u521d\u59cb\u6570\u636e\u5206\u5e03 <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u589e\u52a0\u566a\u58f0\u7684\u8fc7\u7a0b\u53ef\u4ee5\u5b9a\u4e49\u4e3a\u5982\u4e0b\u516c\u5f0f\uff1a <\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u5176\u4e2d\uff1a <\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u968f\u7740 t \u7684\u4e0d\u65ad\u589e\u5927\uff0c\u6700\u7ec8\u6570\u636e\u5206\u5e03 x \u53d8\u6210\u4e86\u4e00\u4e2a\u5404\u5411\u72ec\u7acb\u7684\u9ad8\u65af\u5206\u5e03\u3002 <\/span><\/section>\n

                <\/section>\n
                \u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u91cc\u6b63\u5411\u6269\u6563\u7684\u8fc7\u7a0b\uff0c\u7531\u4e8e\u53c2\u6570 <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u662f\u9884\u5148\u5b9a\u4e49\u597d\u7684\uff0c\u524d\u5411\u8fc7\u7a0b\u6ca1\u6709\u4efb\u4f55\u9700\u8981\u5b66\u4e60\u7684\u53c2\u6570\uff0c\u56e0\u6b64\u6bcf\u4e00\u65f6\u523b\u7684\u7ed3\u679c\u90fd\u53ef\u4ee5\u76f4\u63a5\u8ba1\u7b97\u51fa\u6765\uff0c\u8fd9\u91cc\u9996\u5148\u5b9a\u4e49 <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g>\uff0c<\/text><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u5219:<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u56e0\u6b64\u5f97\u5230\u524d\u5411\u6269\u6563\u8fc7\u7a0b\u7684\u5206\u5e03\u8868\u8fbe\u5f0f\u4e3a\uff1a <\/span><\/section>\n
                <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/path><\/g><\/rect><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n<\/section>\n
                \u300c\u9006\u5411\u6269\u6563\u8fc7\u7a0b\u300d<\/strong><\/span><\/section>\n
                \n

                <\/span><\/section>\n
                \u9006\u5411<\/span>\u8fc7\u7a0b\u5c31\u662f\u8fd8\u539f\u7684\u8fc7\u7a0b\uff0c\u4e5f\u5c31\u662f<\/span>\u4ece\u9ad8\u65af\u566a\u58f0\u4e2d\u6062\u590d\u539f\u59cb\u5206\u5e03\u7684\u8fc7\u7a0b<\/strong>\uff0c\u5b9e\u9645\u4e0a\uff0c\u53ea\u8981\u5b66\u4e60 <\/span><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u5206\u5e03\u5373\u53ef\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u53ef\u5b66\u4e60\u7684\u795e\u7ecf\u7f51\u7edc\u6765\u5bf9\u5176\u8fdb\u884c\u62df\u5408\uff0c\u5176\u5b9a\u4e49\u5982\u4e0b\uff1a<\/span>
                <\/section>\n<\/section>\n
                \n
                <\/section>\n

                <\/section>\n
                \u5176\u4e2d\uff0c <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u7531\u4e8e\u65e0\u6cd5\u76f4\u63a5\u4f30\u8ba1\uff0c\u56e0\u6b64\u4e00\u822c\u4f1a\u4f7f\u7528\u795e\u7ecf\u7f51\u7edc\u6a21\u578b\u6765\u8fdb\u884c\u903c\u8fd1\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u539f\u59cb\u8bba\u6587\u4e2d\uff0c\u65b9\u5dee\u662f\u65e0\u9700\u8bad\u7ec3\u7684\uff0c\u88ab\u9884\u9009\u8bbe\u7f6e\u597d\u4e86\uff1a <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u800c\u8fd9\u91cc <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n

                <\/section>\n
                \u7531\u4e8e\u9690\u9a6c\u5c14\u53ef\u592b\u7684\u6027\u8d28\uff0c <\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u662f\u6761\u4ef6\u72ec\u7acb\u7684\uff0c\u56e0\u6b64 <\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u800c\u8fd9\u91cc\uff0c\u540e\u4e00\u9879\u5219\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u4e00\u4e2a\u8868\u8fbe\u5f0f\u6765\u8868\u8fbe\u51fa\u6765\uff0c\u4ece\u800c\u4f7f\u5f97\u7684\u4eec\u53ef\u4ee5\u8fdb\u884c\u540e\u9762\u7684\u4f18\u5316\u8ba1\u7b97\uff0c\u8fd9\u91cc\u5c06\u8868\u8fbe\u5f0f\u5199\u6210\uff1a<\/span><\/section>\n
                 <\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n

                <\/section>\n
                \u901a\u8fc7\u63a8\u5bfc\u53ef\u4ee5\u5f97\u5230\uff1a\uff08\u8be6\u7ec6\u53ef\u4ee5\u770b[13,14]<\/sup>\uff09<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u6269\u6563\u6a21\u578b\u672c\u8d28\u4e0a\u4e5f\u662f\u5728\u5b66\u4e60\u6570\u636e\u5206\u5e03\uff0c\u56e0\u6b64\u5176\u5bf9\u6570\u4f3c\u7136\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u6700\u7ec8\uff0c\u5176 loss \u53ef\u4ee5\u8868\u793a\u4e3a[13,14]<\/sup>\uff1a<\/span><\/section>\n
                <\/section>\n

                <\/section>\n
                \u7ecf\u8fc7\u5316\u7b80\uff0c\u53ef\u4ee5\u5f97\u5230\u6700\u540e loss \u8868\u8fbe\u5f62\u5f0f\uff0c\u4ece\u516c\u5f0f\u5f62\u6001\u6765\u770b\uff0c\u5176\u76ee\u6807\u5c31\u662f\u5728\u9884\u6d4b\u6bcf\u4e00\u6b65\u7684\u566a\u97f3\uff1a<\/span><\/section>\n
                <\/section>\n<\/section>\n
                \u300c\u8bad\u7ec3\u6d41\u7a0b\u300d<\/strong><\/span><\/section>\n
                \u76f4\u89c2\u4e0a\u7406\u89e3\uff0c\u6269\u6563\u6a21\u578b\u5176\u5b9e\u662f\u901a\u8fc7\u4e00\u4e2a\u795e\u7ecf\u7f51\u7edc <\/path><\/g><\/path><\/g><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u6765\u9884\u6d4b\u6bcf\u4e00\u6b65\u6269\u6563\u6a21\u578b\u4e2d\u6240\u6dfb\u52a0\u7684\u566a\u97f3\uff0c\u5176\u7b97\u6cd5\u6d41\u7a0b\u5982\u4e0b\uff1a<\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \u5728\u5b8c\u6210\u8bad\u7ec3\u4e4b\u540e\uff0c\u53ea\u9700\u8981\u901a\u8fc7\u91cd\u53c2\u6570\u5316\u6280\u5de7\uff0c\u8fdb\u884c\u91c7\u6837\u64cd\u4f5c\u5373\u53ef\uff0c\u5177\u4f53\u6d41\u7a0b\u5982\u4e0a\u8fb9\u53f3\u56fe\u6240\u793a\uff0c\u901a\u8fc7\u4e0d\u65ad\u7684\u300c\u51cf\u53bb\u300d\u6a21\u578b\u9884\u6d4b\u7684\u566a\u97f3\uff0c\u53ef\u4ee5\u9010\u6e10\u7684\u751f\u6210\u4e00\u5f20\u5b8c\u6574\u7684\u56fe\u7247\u3002 <\/span><\/section>\n

                <\/section>\n
                \u300cClassifier-Free Guidance Diffusion\u300d<\/strong><\/span><\/section>\n

                <\/strong><\/span><\/section>\n
                \n
                \u57fa\u4e8e\u4f20\u7edf\u7684\u6269\u6563\u6a21\u578b\uff0c\u540e\u7eed\u53c8\u6709\u4e00\u4e9b\u6539\u8fdb\u64cd\u4f5c\uff0c\u8fd9\u4e9b\u6539\u8fdb\u64cd\u4f5c\u4f7f\u5f97\u6269\u6563\u6a21\u578b\u88ab\u5e7f\u6cdb\u7684\u5e94\u7528\u4e8e\u6587\u672c\u751f\u6210\u56fe\u50cf\u4efb\u52a1\u4e2d\u3002\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u6539\u8fdb\u7248\u672c\u4e3a Classifier-Free Guidance Diffusion [15]<\/sup> \u3002<\/span><\/section>\n

                <\/section>\n
                \u4e0a\u8ff0\u6269\u6563\u6a21\u578b\u901a\u8fc7 <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \u6765\u5bf9\u566a\u97f3\u8fdb\u884c\u4f30\u8ba1\uff0c\u800c\u5f15\u5bfc\u6269\u6563\u6a21\u578b\uff0c\u5219\u9700\u8981\u5c06\u5f15\u5bfc\u6761\u4ef6 <\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u52a0\u5165\u5230\u6a21\u578b\u8f93\u5165\u4e2d\uff0c\u56e0\u6b64\u5230\u7684 <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> \uff0c\u800c Classifier-Free Guidance Diffusion \u5219\u7ed3\u548c\u4e86\u6761\u4ef6\u548c\u65e0\u6761\u4ef6\u566a\u58f0\u4f30\u8ba1\u6a21\u578b\uff0c\u5176\u5b9a\u4e49\u4e3a\uff1a<\/span><\/section>\n
                 <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n

                <\/section>\n
                \u8fd9\u6837\u505a\u7684\u4f18\u70b9\u662f\u8bad\u7ec3\u8fc7\u7a0b\u975e\u5e38\u7a33\u5b9a\uff0c\u4e14\u6446\u8131\u4e86\u5206\u7c7b\u5668\u7684\u9650\u5236<\/strong>\uff08\u5b9e\u9645\u4e0a\u7b49\u4ef7\u4e8e\u5b66\u4e60\u4e86\u4e00\u4e2a\u9690\u542b\u7684\u5206\u7c7b\u5668\uff09\uff0c\u7f3a\u70b9\u662f\uff0c\u6210\u672c\u6bd4\u8f83\u9ad8\uff0c\u76f8\u5f53\u4e8e\u6bcf\u6b21\u8981\u751f\u6210\u4e24\u4e2a\u8f93\u51fa\uff0c\u5c3d\u7ba1\u5982\u6b64\uff0c\u540e\u9762\u7684\u5927\u90e8\u4efd\u77e5\u540d\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\uff0c\u90fd\u662f\u57fa\u4e8e\u8fd9\u4e2a\u65b9\u6cd5\u8fdb\u884c\u7684\u3002 <\/span><\/section>\n

                <\/span><\/section>\n
                GLIDE<\/span><\/strong><\/span><\/section>\n
                GLIDE \u4f7f\u7528\u4e86<\/span>\u6587\u672c\u4f5c\u4e3a\u6761\u4ef6\uff0c\u6765\u5b9e\u73b0\u6587\u672c\u5f15\u5bfc<\/strong>\u7684\u6269\u6563\u6a21\u578b\uff0c\u5728\u6587\u672c\u5f15\u5bfc\u4e0a\u9762\uff0c\u6587\u4e2d\u4e3b\u8981\u4f7f\u7528\u4e86\u4e24\u79cd\u7b56\u7565\uff0cClassifier-Free Diffusion Guidence \u4ee5\u53ca CLIP \u6765\u4f5c\u4e3a\u6761\u4ef6\u76d1\u7763\uff0c\u540c\u65f6\u4f7f\u7528\u4e86\u66f4\u5927\u7684\u6a21\u578b\uff0c\u5728\u6570\u636e\u91cf\u4e0a\uff0c\u548cDALL-E \u76f8\u4f3c<\/span> [16]<\/sup>\u3002<\/span><\/section>\n<\/section>\n
                \n
                GLIDE \u7684\u6838\u5fc3\u5c31\u662f Classifier-Free Diffusion Guidence\uff0c\u5176\u4f7f\u7528\u6587\u672c\u63cf\u8ff0\u4f5c\u4e3a\u5f15\u5bfc\uff0c\u6765\u8bad\u7ec3\u4e00\u4e2a\u6269\u6563\u6a21\u578b\uff0c\u5176\u5b9a\u4e49\u4e3a\uff1a<\/span><\/section>\n
                 <\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/g><\/path><\/g><\/path><\/g><\/path><\/g><\/g><\/path><\/g><\/g><\/g><\/g><\/svg><\/mjx-container><\/span> <\/span><\/section>\n
                \u5176\u4e2d\uff0cy\u662f\u4e00\u6bb5\u6587\u672c\u63cf\u8ff0\u3002<\/span><\/section>\n

                <\/section>\n
                \u7531\u4e8e GLIDE \u65b9\u6cd5\u63d0\u51fa\u8f83\u65e9\uff0c\u76f8\u5bf9\u4e8e\u73b0\u6709\u5f88\u591a\u65b9\u6cd5\uff0cGLIDE \u6a21\u578b\u7684\u6548\u679c\u5e76\u4e0d\u662f\u5f88\u597d\uff0c\u4e0b\u9762\u662f GLIDE \u751f\u6210\u7684\u56fe\u50cf\u793a\u4f8b\u3002<\/span><\/section>\n<\/section>\n
                \n
                <\/section>\n<\/section>\n
                GLIDE \u8fd8\u652f\u6301\u901a\u8fc7 \u9009\u53d6\u533a\u57df+\u6587\u672cPrompt<\/strong> \u6765\u5bf9\u56fe\u50cf\u8fdb\u884c\u7f16\u8f91\u64cd\u4f5c\uff0c\u53ef\u4ee5\u770b\u51fa\u6548\u679c\u4e5f\u4e0d\u9519\u3002\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u53ea\u9700\u8981\u5c06\u906e\u853d\u533a\u57df\u8fdb\u884c mask\uff0c\u4ee5\u53ca\u5269\u4e0b\u7684\u56fe\u7247\u4e00\u8d77\u9001\u5165\u5230\u7f51\u7edc\u4e2d\uff0c\u5373\u53ef\u4ea7\u751f\u8865\u5168\u4e4b\u540e\u7684\u56fe\u7247\u3002<\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \u6b64\u5916\uff0cGLIDE \u7684\u8bed\u4e49\u7406\u89e3\u80fd\u529b\u5e76\u4e0d\u662f\u5f88\u5f3a\uff0c\u5728\u4e00\u4e9b\u5c11\u89c1\u7684\u6587\u672c\u63cf\u8ff0\u4e0b\uff0c\u5f88\u96be\u4ea7\u751f\u5408\u4e4e\u903b\u8f91\u7684\u56fe\u50cf\uff0c\u800c DALL-E2 \u5728\u8fd9\u65b9\u9762\u7684\u80fd\u529b\u4e0a\uff0c\u8981\u8fdc\u8d85 GLIDE<\/strong><\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n

                <\/section>\n<\/section>\n
                \n

                <\/section>\n
                DALL-E2<\/span><\/section>\n<\/section>\n
                DALL-E2 \u662f OpenAI \u6700\u65b0 AI \u751f\u6210\u56fe\u50cf\u6a21\u578b\uff0c\u5176\u6700\u5927\u7684\u7279\u8272\u662f<\/span>\u6a21\u578b\u5177\u6709\u60ca\u4eba\u7684\u7406\u89e3\u529b\u548c\u521b\u9020\u529b<\/strong>\uff0c \u5176\u53c2\u6570\u5927\u7ea6 3.5B , \u76f8\u5bf9\u4e8e\u4e0a\u4e00\u4ee3\u7248\u672c\uff0cDALL-E2 \u53ef\u4ee5\u751f\u62104\u500d\u5206\u500d\u7387\u7684\u56fe\u7247\uff0c\u4e14\u975e\u5e38\u8d34\u5408\u8bed\u4e49\u4fe1\u606f\u3002<\/span>\u4f5c\u8005\u4f7f\u7528\u4e86\u4eba\u5de5\u8bc4\u6d4b\u65b9\u6cd5\uff0c\u8ba9\u5fd7\u613f\u8005\u770b1000\u5f20\u56fe\uff0c71.7% \u7684\u4eba\u8ba4\u4e3a\u5176\u66f4\u52a0\u5339\u914d\u6587\u672c\u63cf\u8ff0 \uff0c88.8% \u8ba4\u4e3a\u753b\u7684\u56fe\u76f8\u5bf9\u4e8e\u4e0a\u4e00\u4ee3\u7248\u672c\u66f4\u52a0\u597d\u770b<\/span> [17,18]<\/sup>\u3002<\/span><\/section>\n
                \n
                <\/section>\n<\/section>\n
                \n
                DALL-E2 \u7531\u4e09\u4e2a\u6a21\u5757\u7ec4\u6210<\/strong>\uff1a<\/span><\/section>\n
                  \n
                • \n
                  CLIP\u6a21\u578b\uff0c\u5bf9\u9f50\u56fe\u7247\u6587\u672c\u8868\u5f81<\/span><\/section>\n<\/li>\n
                • \n
                  \u5148\u9a8c\u6a21\u578b\uff0c\u63a5\u6536\u6587\u672c\u4fe1\u606f\uff0c\u5c06\u5176\u8f6c\u6362\u6210 CLIP \u56fe\u50cf\u8868\u5f81<\/span><\/section>\n<\/li>\n
                • \n
                  \u6269\u6563\u6a21\u578b\uff0c\u63a5\u53d7\u56fe\u50cf\u8868\u5f81\uff0c\u6765\u751f\u6210\u5b8c\u6574\u56fe\u50cf<\/span><\/section>\n<\/li>\n<\/ul>\n<\/section>\n
                  \n
                  <\/section>\n<\/section>\n
                  \n
                  DALL-E2 \u7684\u8bad\u7ec3\u8fc7\u7a0b<\/strong>\u4e3a\uff1a<\/span><\/section>\n
                    \n
                  • \n
                    \u8bad\u7ec3\u4e00\u4e2a CLIP \u6a21\u578b\uff0c\u4f7f\u5176\u80fd\u591f\u5bf9\u9f50\u6587\u672c\u548c\u56fe\u7247\u7279\u5f81\u3002<\/span><\/section>\n<\/li>\n
                  • \n
                    \u8bad\u7ec3\u4e00\u4e2a\u5148\u9a8c\u6a21\u578b\uff0c\u7531\u81ea\u56de\u5f52\u6a21\u578b\u6216\u8005\u4e00\u4e2a\u6269\u6563\u5148\u9a8c\u6a21\u578b\uff08\u5b9e\u9a8c\u8bc1\u660e\uff0c\u6269\u6563\u5148\u9a8c\u6a21\u578b\u8868\u73b0\u66f4\u597d\uff09\uff0c\u5176\u529f\u80fd\u662f\u5c06\u6587\u672c\u8868\u5f81\u6620\u5c04\u4e3a\u56fe\u7247\u8868\u5f81\u3002<\/span><\/section>\n<\/li>\n
                  • \n
                    \u8bad\u7ec3\u4e00\u4e2a\u6269\u6563\u89e3\u7801\u6a21\u578b\uff0c\u5176\u76ee\u6807\u662f\u6839\u636e\u56fe\u7247\u8868\u5f81\uff0c\u8fd8\u539f\u539f\u59cb\u56fe\u7247\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n

                    <\/section>\n
                    \u5728\u8bad\u7ec3\u5b8c\u6210\u4e4b\u540e\uff0c\u63a8\u7406\u8fc7\u7a0b\u5c31\u6bd4\u8f83\u76f4\u63a5\u4e86\uff0c\u9996\u5148\u4f7f\u7528CLIP \u6587\u672c\u7f16\u7801\u5668\uff0c\u83b7\u5f97\u6587\u672c\u7f16\u7801\uff0c\u4e4b\u540e\u4f7f\u7528\u5148\u9a8c\u6a21\u578b\u5c06\u6587\u672c\u7f16\u7801\u6620\u5c04\u4e3a\u56fe\u7247\u7f16\u7801\uff0c\u6700\u540e\u4f7f\u7528\u6269\u6563\u89e3\u7801\u5668\u7528\u56fe\u7247\u7f16\u7801\u751f\u6210\u5b8c\u6574\u56fe\u7247\u3002\u6ce8\u610f\u8fd9\u91cc\u6269\u6563\u89e3\u7801\u6a21\u578b\u4f7f\u7528\u7684\u662f\u7ecf\u8fc7\u4fee\u6539\u7684 GLIDE \u6269\u6563\u6a21\u578b\uff0c\u5176\u751f\u6210\u7684\u56fe\u50cf\u5c3a\u5bf8\u4e3a 64×64\uff0c\u7136\u540e\u4f7f\u7528\u4e24\u4e2a\u4e0a\u91c7\u6837\u6269\u6563\u6a21\u578b\u5c06\u5176\u4e0a\u91c7\u6837\u81f3 256×256\uff0c\u4ee5\u53ca 1024×1024.<\/span><\/section>\n

                    <\/section>\n
                    DALL-E2 \u539f\u8bba\u6587\u4e2d\u4e5f\u63d0\u5230\u4e86\u5176\u8bb8\u591a\u4e0d\u8db3\uff0c\u4f8b\u5982\u5bb9\u6613\u5c06\u7269\u4f53\u548c\u5c5e\u6027\u6df7\u6dc6\uff0c\u65e0\u6cd5\u7cbe\u786e\u7684\u5c06\u6587\u672c\u653e\u7f6e\u5230\u56fe\u50cf\u4e2d\uff0c\u7136\u800c\uff0c\u8fd9\u4e9b\u90fd\u65e0\u6cd5\u963b\u6b62\u5927\u5bb6\u5bf9\u6587\u672c\u751f\u6210\u56fe\u50cf\u7684\u70ed\u60c5\uff0cDALL-E2 \u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u5230\u5404\u79cd\u827a\u672f\u521b\u4f5c\u8fc7\u7a0b\u4e2d\u3002<\/span><\/section>\n<\/section>\n
                    \n
                    Imagen<\/span><\/span><\/strong><\/section>\n

                    <\/span><\/section>\n
                    \u5728<\/span> DALL-E2 \u63d0\u51fa\u6ca1\u591a\u4e45\uff0cGoogle \u5c31\u63d0\u51fa\u4e86\u4e00\u4e2a\u65b0\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b Imagen<\/span> [19]<\/sup>\uff0c\u8bba\u6587\u4e2d\u63d0\u5230\uff0c<\/span>\u5176\u751f\u6210\u7684\u56fe\u7247\u76f8\u5bf9\u4e8e DALL-E2 \u771f\u5b9e\u611f\u548c\u8bed\u8a00\u7406\u89e3\u80fd\u529b\u90fd\u66f4\u52a0\u5f3a\u5927<\/strong>\uff08\u4f7f\u7528\u4e00\u79cd\u65b0\u7684\u8bc4\u6d4b\u65b9\u6cd5 DrawBench\uff09\u3002<\/span><\/section>\n<\/section>\n
                    \n
                    <\/section>\n<\/section>\n
                    Imagen \u7684\u56fe\u50cf\u751f\u6210\u6d41\u7a0b\u548c DALL-E2 \u975e\u5e38\u50cf\uff0c\u9996\u5148\u5c06\u6587\u672c\u8fdb\u884c\u7f16\u7801\u8868\u5f81\uff0c\u4e4b\u540e\u4f7f\u7528\u6269\u6563\u6a21\u578b\u5c06\u8868\u5f81\u6620\u5c04\u6210\u4e3a\u5b8c\u6574\u56fe\u50cf\uff0c\u540c\u65f6\u4f1a\u901a\u8fc7\u4e24\u4e2a\u6269\u6563\u6a21\u578b\u6765\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5206\u8fa8\u7387\u3002\u4e0e DALL-E2 \u4e0d\u540c\u7684\u662f\uff0cImagen \u4f7f\u7528\u4e86 T5-XXL \u6a21\u578b\u76f4\u63a5\u7f16\u7801\u6587\u672c\u4fe1\u606f\uff0c\u7136\u540e\u4f7f\u7528\u6761\u4ef6\u6269\u6563\u6a21\u578b\uff0c\u76f4\u63a5\u7528\u6587\u672c\u7f16\u7801\u751f\u6210\u56fe\u50cf\u3002\u56e0\u6b64\uff0c\u5728 Imagen \u4e2d\uff0c\u65e0\u9700\u5b66\u4e60\u5148\u9a8c\u6a21\u578b\u3002<\/strong><\/span><\/section>\n
                    \n
                    <\/section>\n<\/section>\n
                    \u7531\u4e8e\u76f4\u63a5\u4f7f\u7528 T5-XXL \u6a21\u578b\uff0c\u5176\u8bed\u4e49\u77e5\u8bc6\u76f8\u5bf9\u4e8e CLIP \u8981\u4e30\u5bcc\u5f88\u591a\uff08\u56fe\u6587\u5339\u914d\u6570\u636e\u96c6\u6570\u91cf\u8981\u8fdc\u8fdc\u5c11\u4e8e\u7eaf\u6587\u672c\u6570\u636e\u96c6\u6570\u91cf\uff09\uff0c\u56e0\u6b64 Imagen \u76f8\u5bf9\u4e8e DALL-E2 \u5728\u8bed\u4e49\u4fdd\u771f\u5ea6\u4e0a\u505a\u7684\u66f4\u597d\u3002\u540c\u65f6\uff0c\u4f5c\u8005\u4e5f\u53d1\u73b0\uff0c\u589e\u5927\u8bed\u8a00\u6a21\u578b\uff0c\u53ef\u4ee5\u6709\u6548\u7684\u63d0\u9ad8\u6837\u672c\u7684\u8bed\u4e49\u4fdd\u771f\u5ea6\u3002<\/span><\/section>\n

                    <\/span><\/section>\n
                    Stable Diffusion<\/span><\/span><\/strong><\/section>\n
                    Stable Diffusion \u662f\u7531 Stability.ai \u4e8e\u8fd1\u671f\u5f00\u653e\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\uff0c\u7531\u4e8e\u5176\u4ea4\u4e92\u7b80\u5355\uff0c\u751f\u6210\u901f\u5ea6\u5feb<\/strong>\uff0c\u6781\u5927\u7684\u964d\u4f4e\u4e86\u4f7f\u7528\u95e8\u69db\uff0c\u800c\u4e14\u540c\u65f6\u8fd8\u4fdd\u6301\u4e86\u4ee4\u4eba\u60ca\u8bb6\u7684\u751f\u6210\u6548\u679c\uff0c\u4ece\u800c\u6380\u8d77\u4e86\u4e00\u80a1 AI \u521b\u4f5c\u70ed\u6f6e [20]<\/sup>\u3002<\/span><\/section>\n
                    \n
                    <\/section>\n<\/section>\n
                    \n
                    \u00a9\u672c\u6587\u4f5c\u8005\u7528Stable Diffusion \u751f\u6210\u7684\u56fe\u7247<\/span><\/section>\n

                    <\/section>\n<\/section>\n
                    \n
                    Stable Diffusion \u662f\u57fa\u4e8e\u4e4b\u524d Latent Diffusion \u6a21\u578b\u8fdb\u884c\u6539\u8fdb\u7684\uff0c\u4e0a\u6587\u4e2d\u63d0\u5230\u7684\u6269\u6563\u6a21\u578b\u7684\u7279\u70b9\u662f\u53cd\u5411\u53bb\u566a\u8fc7\u7a0b\u901f\u5ea6\u8f83\u6162\uff0c\u5176\u6269\u6563\u8fc7\u7a0b\u662f\u5728\u50cf\u7d20\u7a7a\u95f4\u8fdb\u884c\uff0c\u5f53\u56fe\u7247\u5206\u8fa8\u7387\u53d8\u5927\u65f6\uff0c\u901f\u5ea6\u4f1a\u53d8\u5f97\u975e\u5e38\u6162\u3002\u800c Latent Diffusion \u6a21\u578b\u5219\u8003\u8651\u5728\u8f83\u4f4e\u7ef4\u5ea6\u7684\u6f5c\u5728\u7a7a\u95f4\u4e2d\uff0c\u8fdb\u884c\u6269\u6563\u8fc7\u7a0b\uff0c\u8fd9\u6837\u5c31\u6781\u5927\u7684\u51cf\u8f7b\u4e86\u8bad\u7ec3\u4ee5\u53ca\u63a8\u7406\u6210\u672c\u3002<\/span><\/section>\n

                    <\/section>\n
                    Stable Diffusion \u7531\u4e09\u4e2a\u90e8\u5206\u7ec4\u6210<\/strong>\uff1a<\/span><\/section>\n
                    1. VAE <\/span><\/section>\n<\/section>\n
                    \n
                    \n
                    \n
                    \n

                    \u5176\u4f5c\u7528\u662f\u5c06\u56fe\u50cf\u8f6c\u6362\u4e3a\u4f4e\u7ef4\u8868\u793a\u5f62\u5f0f\uff0c\u4ece\u800c\u4f7f\u5f97\u6269\u6563\u8fc7\u7a0b\u662f\u5728\u8fd9\u4e2a\u4f4e\u7ef4\u8868\u5f81\u4e2d\u8fdb\u884c\u7684\uff0c\u6269\u6563\u5b8c\u6210\u4e4b\u540e\uff0c\u5728\u901a\u8fc7VAE \u89e3\u7801\u5668\uff0c\u5c06\u5176\u89e3\u7801\u6210\u56fe\u7247\u3002<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    2. U-Net \u7f51\u7edc<\/span><\/section>\n
                    \n
                    \n
                    \n
                    \n

                    U-Net \u662f\u6269\u6563\u6a21\u578b\u7684\u4e3b\u5e72\u7f51\u7edc\uff0c\u5176\u4f5c\u7528\u662f\u5bf9\u566a\u97f3\u8fdb\u884c\u9884\u6d4b\uff0c\u4ece\u800c\u5b9e\u73b0\u53cd\u5411\u53bb\u566a\u8fc7\u7a0b<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    3. \u6587\u672c\u7f16\u7801\u5668CLIP<\/span><\/section>\n
                    \n
                    \n
                    \n
                    \n

                    \u4e3b\u8981\u8d1f\u8d23\u5c06\u6587\u672c\u8f6c\u6362\u4e3aU-Net\u53ef\u4ee5\u7406\u89e3\u7684\u8868\u5f81\u5f62\u5f0f\uff0c\u4ece\u800c\u5f15\u5bfcU-Net\u8fdb\u884c\u6269\u6563\u3002<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    \n

                    <\/section>\n<\/section>\n
                    Stable Diffusion \u7684\u5177\u4f53\u63a8\u7406\u8fc7\u7a0b\u5982\u4e0b\u56fe\u6240\u793a [19]<\/sup>\uff0c\u9996\u5148\u4f7f\u7528 CLIP \u5c06\u6587\u672c\u8f6c\u6362\u4e3a\u8868\u5f81\u5f62\u5f0f\uff0c\u7136\u540e\u5f15\u5bfc\u6269\u6563\u6a21\u578b U-Net \u5728\u4f4e\u7ef4\u8868\u5f81\uff0864×64\uff09\u4e0a\u8fdb\u884c\u6269\u6563\u8fc7\u7a0b\uff0c\u4e4b\u540e\u5c06\u6269\u6563\u4e4b\u540e\u7684\u4f4e\u7ef4\u8868\u5f81\u9001\u5165\u5230 VAE \u4e2d\u7684\u89e3\u7801\u5668\u90e8\u5206\uff0c\u4ece\u800c\u5b9e\u73b0\u56fe\u50cf\u751f\u6210\u3002<\/span><\/section>\n
                    \n
                    <\/section>\n<\/section>\n


                    <\/span><\/p>\n

                     <\/span><\/p>\n


                    <\/section>\n

                    \n
                    \n
                    \n
                    \n
                    \n

                    <\/section>\n

                    <\/section>\n
                    \n
                    <\/svg><\/section>\n<\/section>\n<\/section>\n
                    \n

                    \u6a21\u578b\u8bd5\u73a9<\/span><\/strong><\/strong><\/p>\n<\/section>\n

                    \n

                    <\/section>\n
                    <\/span>
                    <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n


                    <\/p>\n

                    \u4e86\u89e3\u4e86\u6587\u672c\u751f\u6210\u56fe\u50cf\u80cc\u540e\u7684\u7b97\u6cd5\u539f\u7406\uff0c\u4e5f\u53ef\u4ee5\u8bd5\u73a9\u4e00\u4e0b\u5f00\u6e90\u6a21\u578b\uff0c\u8fd9\u91cc\u5217\u4e3e\u4e86\u4e00\u4e9b\u5f53\u524d\u6bd4\u8f83\u6d41\u884c\u4e14\u6613\u4e8e\u4f7f\u7528\u7684\u6a21\u578b\u94fe\u63a5\uff0c\u5176\u4e2d\uff0c\u6548\u679c\u6700\u597d\u4e14\u4ea4\u4e92\u6700\u4fbf\u6377\u7684\u5219\u662f Stable Diffusion \u548c MidJourney\u3002<\/span> <\/span><\/section>\n
                    \n
                    VQGAN-CLIP <\/span><\/section>\n<\/section>\n
                    \n
                    \n
                    \n
                    \n

                    https:\/\/nightcafe.studio\/<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    DALL-E-Mini<\/span><\/section>\n
                    \n
                    \n
                    \n
                    \n

                    https:\/\/huggingface.co\/spaces\/dalle-mini\/dalle-mini<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    DALL-E2 <\/span><\/section>\n
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                    https:\/\/github.com\/openai\/dall-e  \uff08\u9700\u8981\u7b49 Waitlis<\/em>t\uff09<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    Stable Diffusion<\/span><\/section>\n
                    \n
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                    https:\/\/beta.dreamstudio.ai\/dream<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    Disco-Diffusion<\/span><\/section>\n
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                    https:\/\/colab.research.google.com\/github\/alembics\/disco-diffusion\/blob\/main\/Disco_Diffusion.ipynb<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    MidJourney <\/span><\/section>\n
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                    https:\/\/www.midjourney.com\/home\/<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    NUWA<\/span><\/section>\n
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                    https:\/\/nuwa-infinity.microsoft.com\/#\/ \uff08\u6682\u672a\u5f00\u653e\uff0c\u53ef\u4ee5\u4fdd\u6301\u5173\u6ce8\uff09<\/em><\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n


                    <\/section>\n

                     <\/span><\/span><\/p>\n

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                    <\/svg><\/section>\n<\/section>\n<\/section>\n
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                    \u603b\u7ed3<\/span><\/strong><\/strong><\/p>\n<\/section>\n

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                    <\/section>\n

                    <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n


                    <\/p>\n

                    \u73b0\u6709\u7684\u6587\u672c\u751f\u6210\u56fe\u50cf\u6a21\u578b\u4e3b\u8981\u57fa\u4e8e\u4e09\u7c7b\u57fa\u7840\u7b97\u6cd5\uff1a<\/span>VQ-GAN\uff0cVQ-VAE \u4ee5\u53ca\u6269\u6563\u6a21\u578b\uff0c\u7531\u4e8e\u6269\u6563\u6a21\u578b\u80fd\u591f\u751f\u6210\u4e30\u5bcc\u591a\u6837\u4e14\u8d28\u91cf\u9ad8\u7684\u56fe\u5f62\uff0c\u5df2\u7ecf\u6210\u4e3a\u6587\u672c\u751f\u6210\u56fe\u50cf\u9886\u57df\u7684\u6838\u5fc3\u65b9\u6cd5\u3002<\/span>\u76ee\u524d\u770b\u6765\uff0c\u6269\u6563\u6a21\u578b\u7531\u4e8e\u6bcf\u6b21\u751f\u6210\u9700\u8981\u8fed\u4ee3\uff0c\u56e0\u6b64\u901f\u5ea6\u8f83\u6162\uff0c\u8fd9\u662f\u9650\u5236\u6269\u6563\u6a21\u578b\u5e7f\u6cdb\u4f7f\u7528\u7684\u4e00\u4e2a\u4e3b\u8981\u95ee\u9898\u4e4b\u4e00\u3002<\/span>\u4f46\u662f\u968f\u7740\u4e00\u4e9b\u65b0\u7684\u6280\u672f\u51fa\u73b0\uff0c\u4f8b\u5982 Stable Diffusion \u4f7f\u7528 Latent Diffusion\uff0c \u6269\u6563\u6a21\u578b\u7684\u751f\u6210\u65f6\u95f4\u5df2\u7ecf\u88ab\u9010\u6e10\u7f29\u77ed\uff0c\u76f8\u4fe1\u5728\u672a\u6765\uff0c\u6269\u6563\u6a21\u578b\u4f1a\u7ed9 AI \u827a\u672f\u751f\u6210\u9886\u57df\u5e26\u6765\u4e00\u573a\u65b0\u7684\u53d8\u9769\u3002<\/span> <\/span><\/section>\n
                    \n
                    \u53c2\u8003\u6587\u732e<\/strong><\/span><\/strong><\/section>\n<\/section>\n
                    \n
                    \n
                    \n
                    \n
                    \n

                    [1] An Introduction to Autoencoders<\/span><\/p>\n

                    [2] https:\/\/towardsdatascience.com\/understanding-variational-autoencoders-vaes-f70510919f73<\/span><\/p>\n

                    [3] Neural Discrete Representation Learning<\/span><\/p>\n

                    [4] https:\/\/openai.com\/blog\/dall-e\/<\/span><\/p>\n

                    [5] Zero-Shot Text-to-Image Generation<\/span><\/p>\n

                    [6] Generative adversarial nets<\/span><\/p>\n

                    [7] Taming Transformers for High-Resolution Image Synthesis<\/span><\/p>\n

                    [8] VQGAN-CLIP: Open Domain Image Generation and Editing with Natural Language Guidance<\/span><\/p>\n

                    [9] https:\/\/wandb.ai\/dalle-mini\/dalle-mini\/reports\/DALL-E-mini–Vmlldzo4NjIxODA<\/span><\/p>\n

                    [10] Scaling Autoregressive Models for Content-Rich Text-to-Image Generation<\/span><\/p>\n

                    [11] NUWA-Infinity: Autoregressive over Autoregressive Generation for Infinite Visual Synthesis<\/span><\/p>\n

                    [12] Denoising Diffusion Probabilistic Models<\/span><\/p>\n

                    [13] https:\/\/lilianweng.github.io\/posts\/2021-07-11-diffusion-models\/#nice <\/span><\/p>\n

                    [14] https:\/\/huggingface.co\/blog\/annotated-diffusion<\/span><\/p>\n

                    [15] Classifier-Free Diffusion Guidance<\/span><\/p>\n

                    [16] GLIDE: Towards Photorealistic Image Generation and Editing with Text-Guided Diffusion Models<\/span><\/p>\n

                    [17] Hierarchical Text-Conditional Image Generation with CLIP Latents<\/span><\/p>\n

                    [18] https:\/\/openai.com\/dall-e-2\/<\/span><\/p>\n

                    [19] Photorealistic Text-to-Image Diffusion Models with Deep Language Understanding<\/span><\/p>\n

                    [20] https:\/\/github.com\/sd-webui\/stable-diffusion-webui<\/span><\/p>\n

                    [21] https:\/\/huggingface.co\/blog\/stable_diffusion<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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                    <\/section>\n
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                    \u25ba\u25ba\u25ba<\/p>\n<\/section>\n<\/section>\n

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                    \u590d\u6742\u79d1\u5b66\u00d7\u827a\u672f\u7cfb\u5217\u7814\u8ba8\u4f1a\u516c\u5f00\u62a5\u540d\u4e2d<\/span><\/strong><\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

                    20\u4e16\u7eaa\u4e0b\u534a\u53f6\u4ee5\u6765\uff0c\u53d7\u5230\u590d\u6742\u6027\u7814\u7a76\u542f\u53d1\u7684\u201c\u601d\u7ef4\u65b9\u5f0f\u201d\u5df2\u8fc5\u901f\u4f20\u64ad\u5230\u8ba4\u77e5\u6d3b\u52a8\u7684\u591a\u4e2a\u9886\u57df\u3002\u6df7\u6c8c\u3001\u81ea\u7ec4\u7ec7\u3001\u4e34\u754c\u3001\u81ea\u521b\u751f\u3001\u6d8c\u73b0 \u2026\u2026\u5176\u6982\u5ff5\u5c42\u6b21\u7684\u4e30\u5bcc\u6027\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u7814\u7a76\u4e16\u754c\u7684\u7075\u6d3b\u5de5\u5177\u3002\u4ece\u8fd9\u4e2a\u610f\u4e49\u4e0a\u8bf4\uff0c\u6211\u4eec\u6709\u7406\u7531\u5c06\u590d\u6742\u6027\u7406\u8bba\u89c6\u4e3a\u4e00\u4e2a\u6269\u5145\u827a\u672f\u4e0e\u79d1\u5b66\u4e4b\u95f4\u4ea4\u53c9\u9886\u57df\u7684\u91cd\u8981\u8bfe\u9898\u3002\u827a\u672f\u5bf9\u590d\u6742\u6027\u505a\u51fa\u53cd\u5e94\u7684\u4e00\u79cd\u57fa\u672c\u65b9\u5f0f\u662f\u521b\u9020\u51fa\u663e\u793a\u201c\u6d8c\u73b0\u884c\u4e3a\u201d\u7684\u7cfb\u7edf\u3002\u5c31\u672c\u4f53\u8bba\u800c\u8a00\uff0c\u6211\u4eec\u4e0d\u518d\u5c06\u827a\u672f\u54c1\u89c6\u4e3a\u9759\u6001\u4e4b\u7269\uff0c\u800c\u662f\u5c06\u5176\u770b\u4f5c\u4e0d\u65ad\u53d1\u5c55\u7684\u521b\u9020\u6027\u8fc7\u7a0b\u7684\u4e00\u4e2a\u5b9e\u4f8b\u3002\u540c\u65f6\uff0c\u65b0\u5174\u7684\u590d\u6742\u79d1\u5b66\uff08Complexity Science\uff09\u4e5f\u5411\u5f53\u4ee3\u827a\u672f\u5b9e\u8df5\u8005\u63d0\u4f9b\u4e86\u4e00\u4e2a\u655e\u5f00\u7684\u5de5\u5177\u7bb1\uff0c\u8fd9\u4e9b\u5de5\u5177\u5305\u62ec\u6df7\u6c8c\u3001\u5206\u5f62\u3001\u5143\u80de\u81ea\u52a8\u673a\u3001\u9057\u4f20\u7b97\u6cd5\u3001\u8681\u7fa4\u7b97\u6cd5\u3001\u4eba\u5de5\u795e\u7ecf\u7f51\u7edc\u3001L-System\u3001\u4eba\u5de5\u751f\u547d\u7b49\uff0c\u5b83\u4eec\u8fdb\u4e00\u6b65\u63a8\u52a8\u4e86\u6570\u5b57\u7f8e\u5b66\u3001\u751f\u7269\u827a\u672f\u4e0e\u4eba\u5de5\u667a\u80fd\u827a\u672f\u7b49\u9886\u57df\u7684\u53d1\u5c55\u3002\u590d\u6742\u79d1\u5b66\u4e0d\u4ec5\u5e2e\u52a9\u6211\u4eec\u6df1\u5165\u4e86\u89e3\u610f\u8bc6\u548c\u751f\u547d\u7cfb\u7edf\u7684\u751f\u6210\u673a\u5236\uff0c\u800c\u4e14\u6709\u5229\u4e8e\u6fc0\u53d1\u5404\u5b66\u79d1\u7684\u7814\u7a76\u8005\u548c\u5b9e\u8df5\u8005\u534f\u540c\u53d1\u6398\u540e\u4eba\u7c7b\u521b\u9020\u529b\u548c\u65b0\u7f8e\u5b66\u7684\u6f5c\u529b\uff0c\u4ee5\u671f\u6253\u5f00\u66f4\u8d8b\u5411\u4e8e\u7efc\u5408\u6027\u7684\u521b\u610f\u7a7a\u95f4\u3002<\/span><\/section>\n
                    \u7531\u96c6\u667a\u4ff1\u4e50\u90e8\u4e3b\u529e\uff0c\u5fc3\u8bc6\u5b87\u5b99\u7814\u7a76\u9662\u9662\u957f\u3001\u79d1\u666e\u4f5c\u5bb6\u5341\u4e09\u7ef4\uff0c\u827a\u672f\u8bc4\u8bba\u4eba\u6c6a\u5ae3\u7136\u548c\u7b56\u5c55\u4eba\u9f99\u661f\u5982\u8054\u5408\u53d1\u8d77\u7684\u201c\u590d\u6742\u79d1\u5b66\u4e0e\u827a\u672f\u201d\u7814\u8ba8\u4f1a\uff0c\u65e8\u5728\u6c47\u805a\u5404\u9886\u57df\u5185\u7684\u884c\u52a8\u8005\u4e0e\u601d\u60f3\u8005\u2014\u2014\u5305\u62ec\u79d1\u5b66\u5bb6\u3001\u827a\u672f\u5bb6\u3001\u5b66\u8005\u53ca\u76f8\u5173\u4ece\u4e1a\u8005\u2014\u2014\u5c55\u5f00\u8d85\u8d8a\u5355\u4e00\u5b66\u79d1\u7684\u8de8\u754c\u77e5\u8bc6\u8ba8\u8bba\uff0c\u63a2\u7d22\u590d\u6742\u6027\u7814\u7a76\u4e0e\u4eba\u6587\u827a\u672f\u6f5c\u5728\u7684\u4ea4\u53c9\u5730\u5e26<\/span><\/strong>\u3002\u672c\u7814\u8ba8\u4f1a\u4ece2022\u5e747\u6708\u5f00\u59cb\uff0c\u6bcf\u6708\u4e3e\u529e\u4e00\u6b21\uff0c\u5171\u8ba1\u5341\u4e8c\u671f\u3002\u6b22\u8fce\u611f\u5174\u8da3\u7684\u670b\u53cb\u62a5\u540d\u53c2\u4e0e\uff0c\u53ef\u52a0\u5165\u793e\u7fa4\u5e76\u83b7\u5f97\u89c6\u9891\u56de\u653e\u3002<\/span><\/section>\n
                    <\/span><\/a><\/section>\n

                    <\/span><\/p>\n

                    \u7814\u8ba8\u4f1a\u8be6\u60c5\u4e0e\u6846\u67b6\uff1a<\/span><\/p>\n

                    Chaos & Muses\uff1a\u590d\u6742\u79d1\u5b66\u00d7\u827a\u672f\u7cfb\u5217\u7814\u8ba8\u4f1a<\/a><\/span><\/strong><\/span><\/p>\n


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