{"id":12868,"date":"2018-11-15T01:00:00","date_gmt":"2018-11-14T17:00:00","guid":{"rendered":"http:\/\/swarma.org\/%e5%89%8d%e6%b2%bf%e8%ae%ba%e6%96%87%e7%bb%bc%e8%bf%b0%ef%bc%9a%e5%a6%82%e4%bd%95%e6%8a%8a%e4%b8%80%e7%b3%bb%e5%88%97%e9%9a%8f%e6%97%b6%e8%80%8c%e5%8f%98%e7%9a%84%e7%bd%91%e7%bb%9c%e6%94%be%e5%88%b0\/"},"modified":"2018-12-03T17:23:29","modified_gmt":"2018-12-03T09:23:29","slug":"%e5%89%8d%e6%b2%bf%e8%ae%ba%e6%96%87%e7%bb%bc%e8%bf%b0%ef%bc%9a%e5%a6%82%e4%bd%95%e6%8a%8a%e4%b8%80%e7%b3%bb%e5%88%97%e9%9a%8f%e6%97%b6%e8%80%8c%e5%8f%98%e7%9a%84%e7%bd%91%e7%bb%9c%e6%94%be%e5%88%b0","status":"publish","type":"post","link":"https:\/\/swarma.org\/?p=12868","title":{"rendered":"\u524d\u6cbf\u8bba\u6587\u7efc\u8ff0\uff1a\u5982\u4f55\u628a\u4e00\u7cfb\u5217\u968f\u65f6\u800c\u53d8\u7684\u7f51\u7edc\u653e\u5230\u4e00\u4e2a\u7279\u5f81\u7a7a\u95f4\u4e0b\u6bd4\u8f83\uff1f"},"content":{"rendered":"
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\"\u96c6\u667a\"<\/p>\n

\u00a9 wired<\/span><\/strong><\/p>\n

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\u5bfc\u8bed<\/span><\/strong><\/span><\/section>\n
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\u76ee\u524d\uff0c\u5927\u90e8\u5206\u76f8\u5173\u5de5\u4f5c\u90fd\u662f\u57fa\u4e8e\u9759\u6001\u7f51\u7edc\u7684\u5d4c\u5165\uff0c\u5373\u6ca1\u6709\u8003\u8651\u5230\u7f51\u7edc\u968f\u65f6\u95f4\u7684\u6f14\u5316\u3002\u800c\u771f\u5b9e\u7f51\u7edc\u7684\u8fde\u8fb9\u548c\u8282\u70b9\u4ee5\u53ca\u8282\u70b9\u7279\u5f81\u90fd\u662f\u52a8\u6001\u7684\u3002<\/span><\/p>\n

\u6240\u4ee5\uff0c\u57fa\u4e8e\u52a8\u6001\u7f51\u7edc\u3001\u5728\u7f51\u7edc\u5d4c\u5165\u4e2d\u8003\u8651\u65f6\u5e8f\u4fe1\u606f\u66f4\u52a0\u7b26\u5408\u5b9e\u9645\uff0c\u4e5f\u4f1a\u4f7f\u5f97\u5d4c\u5165\u83b7\u5f97\u66f4\u52a0\u4e30\u5bcc\u7684\u4fe1\u606f\u3002<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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

QQ\u3001\u5fae\u4fe1\u4e2d\u7684\u7528\u6237\u4ee5\u53ca\u4ed6\u4eec\u7684\u597d\u53cb\u5173\u7cfb\u4f1a\u7ec4\u6210\u4e00\u5f20\u5de8\u5927\u7684\u793e\u4ea4\u7f51\u7edc\uff0c\u8be5\u7f51\u7edc\u4e2d\u5305\u542b\u7684\u4fe1\u606f\u5728\u597d\u53cb\u63a8\u8350\u3001\u793e\u7fa4\u53d1\u6398\u548c\u7528\u6237\u753b\u50cf\u7b49\u4efb\u52a1\u4e2d\u6709\u91cd\u8981\u4f5c\u7528\u3002<\/span><\/p>\n

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

\u800c\u7f51\u7edc\u8868\u5f81\u5b66\u4e60( NRL)\u6216\u8005\u7f51\u7edc\u5d4c\u5165(NE)\u662f\u5206\u6790\u8fd9\u7c7b\u7f51\u7edc\u3001\u6316\u6398\u5176\u4e2d\u4fe1\u606f\u7684\u91cd\u8981\u65b9\u6cd5\u3002NRL\/NE\u7684\u6838\u5fc3\u662f\u5c06\u7f51\u7edc\u4e2d\u7684\u8282\u70b9\u3001\u8fde\u8fb9\u6216\u8005\u793e\u56e2\u5d4c\u5165\u5230\u4f4e\u7ef4\u7a7a\u95f4\u4e2d\uff0c\u4ece\u800c\u8f6c\u5316\u4e3a\u7ed3\u6784\u5316\u7684\u6570\u636e\uff0c\u4ee5\u652f\u6301\u4e0b\u6e38\u5176\u4ed6\u4efb\u52a1\uff0c\u4f8b\u5982\u8282\u70b9\u5206\u7c7b\u3001\u94fe\u8def\u9884\u6d4b\u548c\u793e\u533a\u53d1\u73b0\u3002<\/span><\/p>\n

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

\n

\u7f51\u7edc\u8868\u5f81\u5b66\u4e60(Network Representation Learning, NRL)\u6216\u8005\u7f51\u7edc\u5d4c\u5165(Network Embedding, NE)\u662f\u975e\u5e38\u91cd\u8981\u7684\u7f51\u7edc\u5206\u6790\u65b9\u6cd5\u3002\u5176\u6838\u5fc3\u5728\u4e8e\u5c06\u7f51\u7edc\u8fd9\u79cd\u975e\u7ed3\u6784\u5316\u7684\u6570\u636e\u5d4c\u5165\u5230\u4f4e\u7ef4\u7a7a\u95f4\u4e2d\uff0c\u7528\u4f4e\u7ef4\u5411\u91cf\u6765\u8868\u5f81\u7f51\u7edc\u4e2d\u7684\u8282\u70b9\u548c\u8fde\u8fb9\uff0c\u6216\u8005\u6574\u4e2a\u7f51\u7edc\u3002<\/span><\/p>\n<\/blockquote>\n

\u73b0\u5b9e\u4e16\u754c\u5927\u591a\u662f\u52a8\u6001\u7f51\u7edc(Dynamic Networks)\uff0c\u5176\u8fde\u8fb9\u3001\u8282\u70b9\u90fd\u662f\u968f\u7740\u65f6\u95f4\u4e0d\u65ad\u53d8\u5316\u7684\u3002\u4f8b\u5982\u793e\u4ea4\u7f51\u7edc\u4e2d\u65b0\u7528\u6237\u7684\u52a0\u5165\u3001\u65b0\u597d\u53cb\u5173\u7cfb\u7684\u4ea7\u751f\uff0c\u4f1a\u5bfc\u81f4\u7f51\u7edc\u4e2d\u51fa\u73b0\u65b0\u7684\u8282\u70b9\u548c\u8fde\u8fb9\u3002\u8fd9\u4e9b\u65f6\u5e8f\u4fe1\u606f\u662f\u52a8\u6001\u7f51\u7edc\u7684\u91cd\u8981\u90e8\u5206\uff0c\u662f\u7f51\u7edc\u7684\u6f14\u5316\u673a\u5236\u548c\u5176\u4e0a\u52a8\u529b\u5b66\u7684\u4f53\u73b0\u3002<\/span><\/p>\n

\"\u96c6\u667a\"<\/p>\n

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

\u4f46\u662f\u73b0\u6709\u7684\u5927\u591a\u6570\u5d4c\u5165\u65b9\u6cd5\u53ea\u80fd\u5904\u7406\u9759\u6001\u7f51\u7edc(Static Network)\uff0c\u65e0\u6cd5\u7f16\u7801\u7f51\u7edc\u7684\u65f6\u5e8f\u4fe1\u606f\u3002<\/span><\/p>\n

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

\u8fd1\u671f\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u5b66\u8005\u6ce8\u610f\u5230\u4e86\u8fd9\u4e2a\u95ee\u9898\uff0c\u5e76\u63d0\u51fa\u4e86\u81ea\u5df1\u7684\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u65b9\u6848\uff0c\u672c\u6587\u5bf9\u8be5\u65b9\u6cd5\u8fd1\u671f\u7684\u8bba\u6587\u8fdb\u884c\u7b80\u5355\u4ecb\u7ecd\uff0c\u5c3d\u91cf\u4e3a\u5927\u5bb6\u5448\u73b0\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u7684\u6700\u65b0\u8fdb\u5c55\u3002<\/span>\u66f4\u5168\u7684\u5217\u8868\u89c1\u53c2\u8003\u6587\u732e\u3002<\/span><\/p>\n

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\u4e00\u3001\u4ec0\u4e48\u662f\u7f51\u7edc\u5d4c\u5165<\/span><\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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

\u8bfb\u8005\u5f88\u6709\u53ef\u80fd\u4e0d\u6e05\u695a\u4ec0\u4e48\u662fNRL\/NE\uff0c\u6545\u5728\u6b64\u505a\u4e00\u7b80\u5355\u4ecb\u7ecd\u3002<\/span><\/p>\n

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

\u4f20\u7edf\u7684\u673a\u5668\u5b66\u4e60\u5927\u591a\u5904\u7406\u7684\u662f\u4ee5\u7279\u5f81\u5411\u91cf\u6240\u8868\u793a\u7684\u7ed3\u6784\u5316\u6837\u672c\uff0c\u800c\u7f51\u7edc(graph)\u662f\u975e\u7ed3\u6784\u5316\u7684\u6570\u636e\u3002\u6240\u4ee5\uff0c\u8981\u60f3\u7528\u4e30\u5bcc\u7684\u673a\u5668\u5b66\u4e60\u6a21\u578b\u6765\u6316\u6398\u7f51\u7edc\u4e2d\u7684\u4fe1\u606f\uff0c\u7b2c\u4e00\u6b65\u5c31\u662f\u5c06\u7f51\u7edc\u5d4c\u5165\u5230\u5411\u91cf\u7a7a\u95f4\u4e2d\u3002<\/span><\/p>\n

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

\"\u96c6\u667a\"<\/p>\n

\u56fe1 \u5c06\u7f51\u7edc\uff08graph\uff09\u5728\u5404\u79cd\u5c3a\u5ea6\u4e0a\u5d4c\u5165\u5230\u4e8c\u7ef4\u4e2d<\/span><\/strong><\/span><\/p>\n<\/p>\n

\u5982\u56fe1\u6240\u793a\uff0c\u7f51\u7edc\u5728\u4e0d\u540c\u5c3a\u5ea6\u4e0a\u88ab\u5d4c\u5165\u5230\u4f4e\u7ef4\u5411\u91cf\u7a7a\u95f4(\u6b64\u5904\u4e3a2\u7ef4)\uff0c\u4ece\u800c\u5316\u4e3a\u7ed3\u6784\u5316\u7684\u6570\u636e\uff0c\u5e76\u5c3d\u53ef\u80fd\u7684\u4fdd\u7559\u4e86\u539f\u6709\u7684\u4fe1\u606f\u3002\u9759\u6001\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u5c31\u662f\u5728\u8fd9\u79cd\u4e0d\u53d8\u7684\u62d3\u6251\u7ed3\u6784\u4e0a\u5c06\u7f51\u7edc\u6620\u5c04\u5230\u4f4e\u7ef4\u7a7a\u95f4\u3002<\/span><\/p>\n<\/p>\n

\u90a3\u5c06\u9759\u6001\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u76f4\u63a5\u7528\u5230\u52a8\u6001\u7f51\u7edc\u4e0a\u6709\u4ec0\u4e48\u4e0d\u8db3\u5462\uff1f<\/span><\/p>\n<\/p>\n

1. \u7f51\u7edc\u867d\u7136\u53d8\u5316\u5f88\u5c0f\uff0c\u4f46\u662f\u5fc5\u987b\u91cd\u65b0\u8bad\u7ec3\u6a21\u578b<\/span><\/p>\n

2. \u4e24\u6b21\u5d4c\u5165\u7684\u5411\u91cf\u4e0d\u7a33\u5b9a\uff0c\u53d8\u5316\u8f83\u5927<\/span><\/p>\n

3. \u4e0d\u80fd\u6355\u83b7\u7f51\u7edc\u6f14\u5316\u7684\u65f6\u5e8f\u4fe1\u606f<\/span><\/p>\n

4. ……<\/span><\/p>\n

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

\u6240\u4ee5\uff0c\u8981\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\uff0c\u63d0\u9ad8\u7f51\u7edc\u7684\u5d4c\u5165\u6548\u679c\u548c\u6548\u7387\uff0c\u5fc5\u987b\u5728\u52a8\u6001\u7f51\u7edc\u7684\u57fa\u7840\u4e0a\u5f00\u53d1\u5d4c\u5165\u6a21\u578b\u3002<\/span><\/p>\n

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\u4e8c\u3001\u52a8\u6001\u7f51\u7edc\u7684\u8868\u793a<\/span><\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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

\u8981\u8003\u8651\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u95ee\u9898\uff0c\u5fc5\u987b\u6e05\u695a\u5b9a\u4e49\u4ec0\u4e48\u662f\u9759\u6001\u7f51\u7edc\u548c\u52a8\u6001\u7f51\u7edc\u3002<\/span><\/p>\n

\u9759\u6001\u7f51\u7edc\u7684\u8868\u793a\u548c\u56fe\u8bba\u4e2d\u7684\u8868\u793a\u65b9\u6cd5\u4e00\u81f4\uff1a<\/span>\"\u96c6\u667a\"\uff0c\u5176\u4e2dV<\/strong>\u8868\u793a\u5b9a\u70b9\u96c6\u5408\uff0cE<\/strong>\u8868\u793a\u8fde\u8fb9\u96c6\u5408\u3002<\/span><\/p>\n

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

\u7f51\u7edc\u7684\u62d3\u6251\u7ed3\u6784\u53ef\u4ee5\u7528\u90bb\u63a5\u77e9\u9635<\/span>\"\u96c6\u667a\"\u8868\u793a\u3002<\/span><\/p>\n

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

\u82e5\u6bcf\u4e2a\u8282\u70b9\u5177\u6709\u81ea\u5df1\u7684$F$\u7ef4\u5c5e\u6027\u5411\u91cf$a_{i}$\uff0c\u5219\u7f51\u7edc\u7684\u5c5e\u6027\u77e9\u9635\u8868\u793a\u4e3a\"\u96c6\u667a\"\u3002<\/span><\/p>\n

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

\u7f51\u7edc\u6574\u4f53\u4fbf\u53ef\u8868\u793a\u4e3a<\/span><\/p>\n

G={V,E,A}<\/span><\/p>\n<\/p>\n

\u800c\u52a8\u6001\u7f51\u7edc\u7684\u8868\u793a\u65b9\u6cd5\u5728\u4e0d\u540c\u7684\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u6a21\u578b\u4e2d\u5b9a\u4e49\u4e0d\u540c\uff0c\u5177\u4f53\u53ef\u5206\u4e3a\u4ee5\u4e0b\u4e24\u7c7b\uff1a<\/span><\/p>\n

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2.1 Snapshot<\/strong><\/span><\/strong><\/span><\/p>\n

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

\u8fd9\u7c7b\u8868\u793a\u65b9\u6cd5\u5728\u65f6\u5e8f\u4e0a\u5bf9\u52a8\u6001\u7f51\u7edc\u7b49\u95f4\u9694\u53d6\u5feb\u7167(Snapshot)\uff0c\u4ece\u800c\u5f97\u5230\u7f51\u7edc\u6f14\u5316\u7684\u79bb\u6563\u5e8f\u5217\uff0c\u5b9a\u4e49\u4e3a\uff1a<\/span><\/p>\n

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

\"\u96c6\u667a\"<\/p>\n

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

\u5176\u4e2d<\/span>\"\u96c6\u667a\"\u8868\u793a\u52a8\u6001\u7f51\u7edc\u5728t<\/strong>\u65f6\u523b\u7684\u5feb\u7167\u3002\u8fd9\u79cd\u8868\u793a\u65b9\u6cd5\u76f8\u5f53\u4e8e\u5c06\u52a8\u6001\u7f51\u7edc\u62c6\u89e3\u6210\u5355\u4e2a\u9759\u6001\u7f51\u7edc\u7684\u5e8f\u5217\u3002<\/span><\/p>\n<\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n

\u56fe2 \u7f51\u7edc\u6f14\u5316\u8fc7\u7a0b\u4e2d\u7684\u4e24\u4e2a\u5feb\u7167<\/span><\/strong><\/span><\/p>\n

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2.2 Continuous Time Network<\/strong><\/span><\/strong><\/span><\/p>\n

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

\u5bf9\u65f6\u5e8f\u4e0a\u7684\u7f51\u7edc\u7b49\u95f4\u9694\u53d6\u5feb\u7167\u662f\u6bd4\u8f83\u7c97\u7cd9\u7684\u65b9\u6cd5\uff0c\u4e0d\u80fd\u6355\u6349\u6240\u53d6\u95f4\u9694\u65f6\u95f4\u5185\u7f51\u7edc\u7684\u53d8\u5316\u3002\u66f4\u52a0\u7ec6\u81f4\u7684\u8868\u793a\u65b9\u6cd5\u662f\u8bb0\u5f55\u7f51\u7edc\u4e2d\u6240\u6709\u53d8\u5316\uff1a<\/span><\/p>\n

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

\u5b9a\u4e49\u4e00\u4e2a\u52a8\u6001\u7f51\u7edc<\/span>\"\u96c6\u667a\"\uff0c\u5176\u4e2d<\/span>\"\u96c6\u667a\"\u662f\u6240\u6709\u5b9a\u70b9\u7684\u96c6\u5408\uff0c<\/span>\"\u96c6\u667a\" \u8bb0\u5f55\u4e86\u5b9a\u70b9\u51fa\u73b0\u7684\u65f6\u95f4\u3002 <\/span><\/p>\n

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

<\/span>\"\u96c6\u667a\"\u8868\u793a\u7f51\u7edc\u4e2d\u7684\u65f6\u5e8f\u8fde\u8fb9(temporal edges)\uff0c\u4e5f\u5c31\u662f\u5c06\u6bcf\u4e2a\u8fde\u8fb9\u90fd\u6253\u4e0a\u591a\u4e2a\u65f6\u95f4\u6233\uff0c\u8868\u793a\u8fde\u8fb9\u5728\u8be5\u65f6\u523b\u53d1\u751f\u53d8\u5316\u3002<\/span><\/p>\n

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

\u6bcf\u4e00\u6761\u8fb9<\/span>\"\u96c6\u667a\" \u90fd\u88ab\u8d4b\u4e88\u4e86\u4e00\u4e2a\u7279\u5b9a\u7684\u65f6\u95f4\u6233 <\/span>\"\u96c6\u667a\"\u3002\u53e6\u5916\uff0c\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u7f51\u7edc\u7684\u5c5e\u6027\u77e9\u9635<\/span>\"\u96c6\u667a\" \uff0c\u8bb0\u5f55\u6bcf\u4e2a\u70b9\u7684\u5c5e\u6027\u5728\u4e0d\u540c\u65f6\u523b\u7684\u503c\u3002<\/span><\/p>\n<\/p>\n

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

\"\u96c6\u667a\"<\/p>\n

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

\u56fe3 \u4e00\u79cd\u8fde\u7eed\u65f6\u95f4\u52a8\u6001\u7f51\u7edc\u7684\u8868\u793a\uff0c\u6bcf\u6761\u8fb9\u6709\u4e00\u4e2a\u6216\u8005\u591a\u4e2a\u65f6\u95f4\u6233<\/span><\/strong><\/span><\/p>\n

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<\/section>\n
<\/section>\n
<\/section>\n
\n
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\u4e09\u3001\u52a8\u6001\u7f51\u7edc\u7684\u5d4c\u5165\u7b97\u6cd5<\/span><\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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

\u52a8\u6001\u7f51\u7edc\u7684\u5d4c\u5165\u7b97\u6cd5\u53ef\u4ee5\u6839\u636e\u4e0a\u9762\u5bf9\u52a8\u6001\u7f51\u7edc\u7684\u4e0d\u540c\u5b9a\u4e49\u800c\u5206\u7c7b\u3002<\/span><\/p>\n

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

\u5bf9\u4e8e\u4e0a\u8ff0\u4e24\u7c7b\uff0c\u6709\u6587\u732e\u5206\u522b\u79f0\u4e3acollaboration networks\u548ctelephonecall networks\uff0c\u524d\u8005\u6307\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\u968f\u65f6\u95f4\u53d8\u5316\u7684\u52a8\u529b\u5b66\uff0c\u540e\u8005\u8868\u793a\u7f51\u7edc\u4e0a\u8282\u70b9\u4e4b\u95f4\u76f4\u63a5\u76f8\u4e92\u5f71\u54cd\u7684\u52a8\u529b\u5b66\u3002\u4e3a\u4fdd\u6301\u8868\u8ff0\u4e00\u81f4\uff0c\u4e0b\u6587\u4ecd\u91c7\u7528\u672c\u6587\u7684\u5206\u7c7b\u540d\u79f0\u3002<\/span><\/p>\n<\/p>\n

\u53e6\u4e00\u65b9\u9762\uff0c\u51e0\u4e4e\u6240\u6709\u7684\u52a8\u6001\u5d4c\u5165\u7b97\u6cd5\u90fd\u662f\u4ece\u4f20\u7edf\u7684\u9759\u6001\u5d4c\u5165\u6a21\u578b\u4fee\u6539\u800c\u6765\uff0c\u6240\u4ee5\u6309\u7167\u5176\u57fa\u672c\u7684\u65b9\u6cd5\u8bba\uff0c\u53ef\u4ee5\u5c06\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u5206\u4e3a\uff1a\u57fa\u4e8e\u7279\u5f81\u503c\u5206\u89e3\u7684\u5d4c\u5165\u3001\u57fa\u4e8eSkip-Gram\u7684\u5d4c\u5165\u3001\u57fa\u4e8e\u81ea\u7f16\u7801\u5668\u7684\u5d4c\u5165\u548c\u57fa\u4e8e\u56fe\u5377\u79ef\u7684\u5d4c\u5165\u3002\u4e0b\u9762\u5c06\u6309\u7167\u8fd9\u51e0\u79cd\u7c7b\u578b\u6765\u4ecb\u7ecd\u6700\u65b0\u7684\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u3002<\/span><\/p>\n

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3.1 \u57fa\u4e8e\u77e9\u9635\u7279\u5f81\u503c\u5206\u89e3<\/strong><\/span><\/strong><\/span><\/p>\n

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

\u5bf9\u590d\u6742\u7f51\u7edc\u7684\u90bb\u63a5\u77e9\u9635$D$\u548c\u5c5e\u6027\u77e9\u9635$A$\u8fdb\u884c\u7279\u5f81\u503c\u5206\u89e3\uff0c\u4ece\u800c\u5f97\u5230\u6bcf\u4e2a\u8282\u70b9\u7684\u5d4c\u5165\u8868\u793a\uff0c\u662f\u4e00\u7c7b\u53e4\u8001\u4f20\u7edf\u4f46\u6709\u6548\u7684\u5d4c\u5165\u65b9\u6cd5\u3002\u4ece\u77e9\u9635\u7684\u89d2\u5ea6\u770b\uff0c\u7f51\u7edc\u52a8\u6001\u6f14\u53d8\u7b49\u4ef7\u4e8e\u539f\u77e9\u9635\u4e0d\u65ad\u53d1\u751f\u53d8\u5316<\/span>\"\u96c6\u667a\"\u548c<\/span>\"\u96c6\u667a\"\u3002\u800c\u6b64\u7c7b\u5d4c\u5165\u7b97\u6cd5\u6b63\u662f\u5229\u7528\u8fd9\u4e9b\u53d8\u5316\u91cf\uff0c\u6839\u636e\u77e9\u9635\u7684\u6444\u52a8\u7406\u8bba\u6765\u66f4\u65b0\u7f51\u8def\u7684\u5d4c\u5165\u3002<\/span><\/p>\n<\/p>\n

DANE<\/span><\/strong><\/span><\/p>\n<\/p>\n

Li\u7b49\u4eba[1]\u57282017\u5e74\u63d0\u51fa\u7684DANE\u6a21\u578b\u5c31\u57fa\u4e8e\u4ee5\u4e0a\u601d\u8def\u3002\u9996\u5148\uff0c\u8be5\u6a21\u578b\u5c06\u52a8\u6001\u7f51\u7edc\u8868\u793a\u6210Snapshots\uff0c\u5e76\u8003\u8651\u7f51\u7edc\u7684\u90bb\u63a5\u77e9\u9635\u548c\u5c5e\u6027\u77e9\u9635\u90fd\u4f1a\u968f\u65f6\u95f4\u53d8\u5316\u7684\u60c5\u51b5\u3002\u800c$t$\u65f6\u523b\u7684\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u662f\u6839\u636e\u77e9\u9635\u7684\u53d8\u5316\u91cf\uff0c\u5728$t-1$\u65f6\u523b\u7684\u5d4c\u5165\u57fa\u7840\u4e0a\u8fdb\u884c\u66f4\u65b0\u3002\u5bf9\u4e8e$t=1$\u65f6\u523b\uff0c\u8be5\u6a21\u578b\u63d0\u51fa\u4e00\u79cd\u7ed3\u5408\u77e9\u9635$D$\u548c$A$\u7684\u5d4c\u5165\u7b97\u6cd5\u4f5c\u4e3a\u70ed\u542f\u52a8\u3002\u5176\u4e2d\uff0c\u5d4c\u5165\u7279\u5f81\u503c\u548c\u7279\u5f81\u5411\u91cf\u7684\u66f4\u65b0\u516c\u5f0f\u5982\u4e0b\uff1a<\/span><\/p>\n

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

\"\u96c6\u667a\"<\/p>\n

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

\"\u96c6\u667a\"<\/p>\n

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

\u800c\u6574\u4e2a\u6a21\u578b\u53ef\u4ee5\u56fe\u793a\u5982\u4e0b\uff1a<\/span><\/p>\n<\/p>\n

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

\"\u96c6\u667a\"<\/p>\n

\u56fe4 DANE\u6a21\u578b<\/span><\/strong><\/span><\/p>\n<\/p>\n

DHPE<\/strong><\/span><\/p>\n<\/p>\n

\u8be5\u8bba\u6587\u7531\u6e05\u534eCui\u8001\u5e08[2]\u7ec4\u53d1\u8868\u5728TKDE18\uff0c\u548cDANE\u5c5e\u4e8e\u540c\u671f\u7684\u5de5\u4f5c\uff0c\u6545\u601d\u8def\u4e5f\u8f83\u4e3a\u63a5\u8fd1\uff0c\u4e5f\u662f\u8bb2\u52a8\u6001\u7f51\u7edc\u8868\u793a\u6210Snapshots\u3002<\/span><\/p>\n

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

\u672c\u6587\u57fa\u672c\u57fa\u4e8e\u4ed6\u4eec\u7ec416\u5e74\u7684\u6587\u7ae0Asymmetric Transitivity Preserving Graph Embedding\uff0c\u5c06\u5176\u6269\u5c55\u5230\u52a8\u6001\u7f51\u7edc\u7684\u5904\u7406\u4e0a\u3002<\/span><\/p>\n

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

\u8bba\u6587\u57fa\u4e8e\u5e7f\u4e49SVD\u5206\u89e3\uff08GSVD\uff09\u548c\u77e9\u9635\u6444\u52a8\u7406\u8bba\uff08matrix perturbation\uff09\uff0c\u5728\u4fdd\u7559\u9ad8\u9636\u76f8\u4f3c\u6027\u7684\u540c\u65f6\uff0c\u52a8\u6001\u66f4\u65b0\u52a8\u6001\u7f51\u7edc\u7684\u8282\u70b9\u8868\u793a\u3002<\/span><\/p>\n<\/p>\n

\u8be5\u8bba\u6587\u989d\u51fa\u53d1\u70b9\u5728\u4e8e\uff1a\u5728\u4fdd\u7559\u7f51\u7edc\u9ad8\u9636\u76f8\u4f3c\u6027\u7684\u540c\u65f6\uff0c\u5f53\u7f51\u7edc\u7ed3\u6784\u5728\u4e0b\u4e00\u65f6\u523b\u53d1\u751f\u53d8\u5316\u65f6\u5019\uff08\u589e\u52a0\/\u5220\u9664\u8282\u70b9\/\u8fb9\uff09\uff0c\u5982\u4f55\u5feb\u901f\u6709\u6548\u7684\u589e\u91cf\u66f4\u65b0\u4e0b\u4e00\u65f6\u523b\u8282\u70b9\u7684\u8868\u793a\u3002<\/span><\/p>\n

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

\u8bba\u6587\u901a\u8fc7\u628aKatz\u76f8\u4f3c\u6027\u8f6c\u5316\u4e3a\u4e00\u822c\u5316\u7684SVD\u5206\u89e3\uff0c\u5efa\u6a21\u7f51\u7edc\u7684\u9ad8\u9636\u76f8\u4f3c\u6027\uff0c\u7136\u540e\u57fa\u4e8e\u77e9\u9635\u6444\u52a8\u7406\u8bba\u52a8\u6001\u66f4\u65b0\u7f51\u7edc\u4e0b\u4e00\u65f6\u523b\u7684\u8282\u70b9\u8868\u793a\u3002<\/span><\/p>\n

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

\u5176\u4e2d\uff0c\u5d4c\u5165\u7279\u5f81\u503c\u548c\u7279\u5f81\u5411\u91cf\u7684\u66f4\u65b0\u516c\u5f0f\u5982\u4e0b\uff1a<\/span><\/p>\n<\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n<\/p>\n

\u5176\u4ed6<\/strong><\/span><\/p>\n<\/p>\n

\u8fd8\u670917\u5e74\u6e05\u534eZhang\u7b49\u4eba[3]\u63d0\u51fa\u7684TIMERS\u6a21\u578b\u4e5f\u5c5e\u4e8e\u77e9\u9635\u5206\u89e3\u7684\u8303\u7574\uff0c\u6709\u5174\u8da3\u7684\u8bfb\u8005\u53ef\u4ee5\u7ec6\u5ea6\u8bba\u6587\u3002<\/span><\/p>\n

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3.2 \u57fa\u4e8e\u7c7bSkip-Gram\u6a21\u578b<\/span><\/strong><\/span><\/p>\n

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

14\u5e74Word2Vec\u7684\u5927\u70ed\uff0c\u4f7f\u5f97Skip-Gram\u6a21\u578b\u58f0\u540d\u9e4a\u8d77\uff0c\u800c\u5f88\u591a\u9759\u6001\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u4e5f\u662f\u57fa\u4e8e\u6b64\u6a21\u578b\uff0c\u4f8b\u5982\u7ecf\u5178\u7684Node2Vec\u548cLINE\u3002\u4e0b\u9762\u51e0\u9879\u5de5\u4f5c\u5c31\u662f\u5728\u8be5\u7c7b\u5de5\u4f5c\u4e0a\u7684\u52a8\u6001\u62d3\u5c55\u3002<\/span><\/p>\n<\/p>\n

DNE<\/strong><\/span><\/p>\n<\/p>\n

\u5317\u4eac\u5927\u5b66Du\u7b49\u4eba[4]\u5728\u517615\u5e74LINE\u6a21\u578b\u7684\u57fa\u7840\u4e0a\uff0c\u63d0\u51fa\u4e86\u53ef\u5206\u89e3\u7684\u76ee\u6807\u51fd\u6570\uff0c\u4f7f\u5176\u80fd\u5206\u522b\u5b66\u4e60\u6bcf\u4e2a\u8282\u70b9\u7684\u5d4c\u5165\uff0c\u6269\u5c55\u51fa\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u6846\u67b6DNE\u3002<\/span><\/p>\n

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

\u8fd8\u63d0\u51fa\u4e86\u66f4\u65b0\u8282\u70b9\u7684\u9009\u62e9\u673a\u5236\uff0c\u5927\u5927\u7684\u63d0\u9ad8\u4e86\u5d4c\u5165\u66f4\u65b0\u7684\u6548\u7387\u3002DNE\u5c06\u7f51\u7edc\u8868\u793a\u6210Snapshots\uff0c\u5728\u6bcf\u4e00\u65f6\u523b\u989d\u5d4c\u5165\u80fd\u8fbe\u5230\u548cLINE\u5728\u8be5\u65f6\u523b\u91cd\u65b0\u8bad\u7ec3\u4e00\u6837\u7684\u6548\u679c\uff0c\u5e76\u4e14\u6548\u7387\u66f4\u9ad8\u3002<\/span><\/p>\n<\/p>\n

\u53e6\u5916\uff0c\u7531\u4e8e\u6bcf\u6b21\u53ea\u5bf9\u90e8\u5206\u8282\u70b9\u8fdb\u884c\u5c11\u91cf\u66f4\u65b0\uff0c\u6240\u4ee5\u4e0d\u540c\u65f6\u523b\u7684\u5d4c\u5165\u76f8\u6bd4\u91cd\u65b0\u8bad\u7ec3\u7684\u6a21\u578b\u5177\u6709\u5f88\u5f3a\u7684\u7a33\u5b9a\u6027\u3002<\/span><\/p>\n<\/p>\n

\u5bf9\u4e8e\u8282\u70b9\u591a\u6807\u7b7e\u5206\u7c7b\u4efb\u52a1\uff0c\u8be5\u5de5\u4f5c\u5728\u591a\u4e2a\u5b9e\u9645\u7f51\u7edc\u4e0a\u90fd\u8868\u73b0\u4f18\u5f02\u3002<\/span><\/p>\n<\/p>\n

CTDNE<\/strong><\/span><\/p>\n<\/p>\n

\u8be5\u5de5\u4f5c\u7531Nguyen\u7b49\u4eba[5]\u53d1\u8868\u4e8eI3W 2018\uff0c\u601d\u8def\u975e\u5e38\u7b80\u5355\uff0c\u6269\u5c55\u6027\u8f83\u5f3a\u3002<\/span><\/p>\n<\/p>\n

\u9488\u5bf9\u9759\u6001\u7f51\u7edc\u7684\u5d4c\u5165\u901a\u5e38\u662f\u901a\u8fc7\u968f\u673a\u6e38\u8d70\u6765\u5f97\u5230\u8bad\u7ec3\u8bed\u6599\uff0c\u7136\u540e\u5c06\u8bed\u6599\u4ea4\u7ed9Skip-Gram\u7b49\u6a21\u578b\u5f97\u51fa\u7f51\u7edc\u7684\u5d4c\u5165\u3002\u4f46\u662f\u4e0a\u8ff0\u7684\u968f\u673a\u6e38\u8d70\u6ca1\u6709\u8003\u8651\u5230\u8fde\u8fb9\u51fa\u73b0\u7684\u65f6\u95f4\u987a\u5e8f\u3002\u4f8b\u5982\uff0c\u4e00\u6761\u6d88\u606f\u5728\u7f51\u7edc\u4e2d\u4f20\u64ad\u662f\u6709\u5411\u7684\uff0c\u4f46\u662f\u65e0\u7ea6\u675f\u7684\u968f\u673a\u6e38\u8d70\u53ef\u80fd\u5f97\u5230\u53cd\u5411\u7684\u8bed\u6599\u3002<\/span><\/p>\n<\/p>\n

\u5bf9\u4e8e\u8fd9\u70b9\uff0c\u8be5\u8bba\u6587\u5c06\u52a8\u6001\u7f51\u7edc\u8868\u793a\u6210Continuous Time\u7684\u5f62\u5f0f\uff0c\u6bcf\u6761\u8fb9\u5177\u6709\u591a\u4e2a\u65f6\u95f4\u6233\uff0c\u8868\u793a\u76f8\u5e94\u53d8\u5316\u53d1\u751f\u7684\u65f6\u95f4\u3002\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u7ea6\u675f\u6bcf\u6b21\u968f\u673a\u6e38\u8d70\u5fc5\u987b\u7b26\u5408\u8fde\u8fb9\u53d1\u751f\u7684\u65f6\u95f4\u987a\u5e8f\uff0c\u4ece\u800c\u5c06\u7f51\u7edc\u7684\u65f6\u5e8f\u4fe1\u606f\u6355\u83b7\u5230\u968f\u673a\u6e38\u8d70\u7684\u5e8f\u5217\u4e4b\u4e2d\u3002<\/span><\/p>\n<\/p>\n

\u7406\u8bba\u4e0a\uff0c\u5177\u6709\u65f6\u5e8f\u7684\u968f\u673a\u6e38\u8d70\u5e8f\u5217\u96c6\u5408\u662f\u975e\u65f6\u5e8f\u7684\u5e8f\u5217\u96c6\u5408\u7684\u5b50\u96c6\u3002\u6309\u7167\u4fe1\u606f\u8bba\u7684\u89c2\u70b9\uff0c\u65f6\u5e8f\u4fe1\u606f\u7684\u52a0\u5165\u8f83\u5c11\u4e86\u5d4c\u5165\u7684\u4e0d\u786e\u5b9a\u6027\uff0c\u4e5f\u4f7f\u5f97\u5176\u5728\u4f20\u7edf\u4efb\u52a1\u4e0a\u7684\u8868\u73b0\u4f18\u4e8eDeepWalk\u548cNode2Vec\u7b49\u7b97\u6cd5\u3002<\/span><\/p>\n<\/p>\n

\u5176\u4ed6<\/strong><\/span><\/p>\n<\/p>\n

\u57fa\u4e8e\u7c7bSkip-Gram\u6a21\u578b\u7684\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u5de5\u4f5c\u8fd8\u6709\u5317\u822aZuo\u7b49\u4eba18\u5e74\u63d0\u51fa\u7684HTNE\u6a21\u578b[6]\u548cYu\u7b49\u4eba18\u5e74\u63d0\u51fa\u7684NetWalk\u6a21\u578b[7]\u3002<\/span><\/p>\n

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

\u524d\u8005\u901a\u8fc7\u8282\u70b9\u7684\u90bb\u5c45\u5f62\u6210\u5e8f\u5217\uff08neighborhood formation sequence\uff09\u5efa\u6a21\u8282\u70b9\u7684\u6f14\u53d8\u8fc7\u7a0b\uff0c\u7136\u540e\u5229\u7528\u970d\u514b\u65af\u8fc7\u7a0b\uff08Hawkes process\uff09\u6355\u83b7\u5386\u53f2\u90bb\u5c45\u5bf9\u5f53\u524d\u90bb\u5c45\u5f62\u6210\u5e8f\u5217\u7684\u5f71\u54cd\u3002\u5177\u4f53\u7684\u7ec6\u8282\uff0c\u611f\u5174\u8da3\u7684\u8bfb\u8005\u53ef\u4ee5\u53c2\u8003\u8bba\u6587\u3002<\/span><\/p>\n

\n

\n

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\n
\n
<\/p>\n

3.3 \u57fa\u4e8e\u81ea\u7f16\u7801\u5668<\/span><\/strong><\/span><\/p>\n

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

\u4ee5SDNE\u4e3a\u4ee3\u8868\u7684\uff0c\u57fa\u4e8e\u81ea\u7f16\u7801\u5668\u7684\u7f51\u7edc\u5d4c\u5165\u6a21\u578b\uff0c\u56e0\u4e3a\u5176\u975e\u76d1\u7763\u7684\u6027\u8d28\u548c\u8f83\u597d\u7684\u6548\u679c\uff0c\u4e00\u76f4\u88ab\u4eba\u4eec\u6240\u9752\u7750\u3002\u5c06\u8fd9\u7c7b\u5d4c\u5165\u6a21\u578b\u6269\u5c55\u5230\u52a8\u6001\u7f51\u7edc\u4e5f\u662f\u4e00\u4ef6\u5f88\u76f4\u63a5\u7684\u4e8b\u60c5\u3002\u5357\u52a0\u5dde\u5927\u5b66\u7684Goyal\u4eca\u5e74\u4fbf\u5728\u6b64\u57fa\u7840\u4e0a\u524d\u540e\u505a\u4e86\u4e24\u9879\u5de5\u4f5c\u3002<\/span><\/p>\n<\/p>\n

DynGEM<\/strong><\/span><\/p>\n<\/p>\n

Goyal\u572818\u5e74\u521d\u53d1\u8868\u4e86DynGEM\u6a21\u578b[7]\uff0c\u8be5\u6a21\u578b\u57fa\u7840\u662fSDNE\u5d4c\u5165\u7b97\u6cd5\uff0c\u540c\u65f6\u4e5f\u662f\u5c06\u52a8\u6001\u7f51\u7edc\u8868\u793a\u6210Snapshots\u3002DynGEM\u7684\u60f3\u6cd5\u4e5f\u975e\u5e38\u7b80\u5355\uff1a\u4e3a\u4e86\u4fdd\u7559\u4e0a\u4e00\u65f6\u523b\u7684\u5d4c\u5165\u4fe1\u606f\uff0c\u5e76\u4e3a\u4e0b\u4e00\u65f6\u523b\u6240\u7528\uff0c\u53ef\u4ee5\u8ba9\u4e0b\u4e00\u65f6\u523b\u7684\u5d4c\u5165\u6a21\u578b\u76f4\u63a5\u7ee7\u627f\u4e0a\u4e00\u65f6\u523b\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u53c2\u6570\uff0c\u5982\u4e0b\u56fe\uff1a<\/span><\/p>\n<\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n

\u56fe5 t-1 \u65f6\u523b\u7684\u6a21\u578b\u53c2\u6570\u7528\u4e8e\u521d\u59cb\u5316 t \u65f6\u523b\u7684\u6a21\u578b\u53c2\u6570<\/span><\/strong><\/span><\/p>\n<\/p>\n

\u8fd8\u6709\u4e00\u70b9\u9700\u8981\u6ce8\u610f\uff0c\u7f51\u7edc\u7684\u8282\u70b9\u6570\u76ee\u548c\u8fde\u8fb9\u591a\u5c11\u5bf9\u5d4c\u5165\u6a21\u578b\u7684\u67b6\u6784\u6709\u5f71\u54cd\u3002\u6240\u4ee5\u6587\u4e2d\u5229\u7528\u542f\u53d1\u5f0f\u4fe1\u606f\u6765\u6839\u636e\u65b0\u7f51\u7edc\u7ed3\u6784\u8c03\u6574SDNE\u7684\u6574\u4f53\u67b6\u6784\uff0c\u4f7f\u5176\u80fd\u9002\u7528\u4e8e\u65b0\u7f51\u7edc\u3002<\/span><\/p>\n<\/p>\n

dyngraph2vec<\/strong><\/span><\/p>\n<\/p>\n

Goyal\u572818\u5e74\u4e0b\u534a\u5e74\u53c8\u53d1\u8868\u4e86\u4e00\u7bc7\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u7684\u5de5\u4f5c[8]dyngraph2vec( \u662f\u4e0d\u662f\u53d1\u73b0\u53d6\u540d\u5b57\u4e5f\u662f\u6280\u672f\u6d3b: )<\/span><\/p>\n<\/p>\n

\u8fd9\u7bc7\u65b0\u5de5\u4f5cdiss\u4e86\u4e0a\u4e00\u7bc7\uff0c\u8bf4\u660e\u4e86DynGEM\u6846\u67b6\u548c\u5176\u4ed6\u52a8\u6001\u5d4c\u5165\u7b97\u6cd5\u53ea\u8003\u8651\u524d\u4e00\u6b65\u7684\u4fe1\u606f\uff0c\u800c\u5ffd\u7565\u4e86\u66f4\u52a0\u4e30\u5bcc\u7684\u5386\u53f2\u4fe1\u606f\u3002<\/span><\/p>\n

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

\u57fa\u4e8e\u6b64\uff0c\u672c\u6587\u5728\u5bf9t+l<\/strong>\u65f6\u523b\u7f51\u7edc\u505a\u5d4c\u5165\u65f6\uff0c\u4f1a\u8f93\u5165<\/strong>t,t+1,t+2,……,t+l-1<\/strong>\u65f6\u523b\u548c<\/strong>t+l<\/strong>\u65f6\u523b\u7684\u7f51\u7edc\u7ed3\u6784\u4fe1\u606f <\/span>\"\u96c6\u667a\" \u3002<\/span><\/p>\n

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

\u6587\u4e2d\u7ed9\u51fa\u4e863\u4e2a\u6a21\u578b\u6765\u5d4c\u5165\u8fd9\u4e9b\u4e30\u5bcc\u7684\u5386\u53f2\u4fe1\u606f\uff1a<\/span><\/p>\n<\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n

\u56fe6 dyngraph2vec\u4e2d\u7684\u4e09\u4e2a\u5d4c\u5165\u6a21\u578b<\/span><\/strong><\/span><\/p>\n<\/p>\n

\u7b80\u5355\u6765\u8bf4\uff0c\u672c\u6587\u662f\u5c06\u65f6\u5e8f\u7684\u7f51\u7edc\u5e8f\u5217\u5f53\u505a\u4e00\u6bb5\u8bed\u6599(\u5c06\u67d0\u65f6\u523b\u7684\u7f51\u7edc\u7ed3\u6784\u7c7b\u6bd4\u4e8e\u53e5\u4e2d\u7684\u5355\u8bcd)\uff0c\u7136\u540e\u7528RNN\u6765\u7f16\u7801\u5386\u53f2\u4fe1\u606f\u3002\u6574\u4f53\u7684\u5d4c\u5165\u6846\u67b6\u4ecd\u65e7\u662fenc-dec\u7684\u81ea\u7f16\u7801\u5668\u3002<\/span><\/p>\n

\u867d\u7136\u60f3\u6cd5\u662f\u597d\uff0c\u671f\u671b\u5c06\u5c3d\u53ef\u80fd\u591a\u7684\u5386\u53f2\u4fe1\u606f\u7528\u6765\u5d4c\u5165\u5f53\u524d\u65f6\u523b\u7684\u7f51\u7edc\uff0c\u4f46\u662f\u4e0a\u8ff0\u6a21\u578b\u7684\u7b97\u6cd5\u590d\u6742\u5ea6\u6bd4\u8f83\u5927\uff0c\u4e0d\u9002\u5408\u5927\u7f51\u7edc\u7684\u5d4c\u5165\u3002<\/span><\/p>\n

\n

\n

\n

\n
\n
<\/p>\n

3.4 \u57fa\u4e8e\u56fe\u5377\u79ef\u6a21\u578b<\/span><\/strong><\/span><\/p>\n

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

\u56fe\u5377\u79ef(Graph Convolutional networks)\u662f\u8fd1\u5e74\u975e\u5e38\u706b\u70ed\u7684\u7f51\u7edc\u5d4c\u5165\u6a21\u578b\uff0cGCN\uff0cGAT\uff0cGNN\u548cGraphSAGE\u90fd\u53ef\u4ee5\u5f52\u5230\u8fd9\u4e00\u7c7b\u522b\u4e2d\u3002\u5176\u6838\u5fc3\u601d\u60f3\u5728\u4e8e\u5229\u7528\u8282\u70b9(\u8fde\u8fb9)\u90bb\u5c45\u7684\u4fe1\u606f\u6765\u66f4\u65b0\u81ea\u5df1\uff0c\u901a\u8fc7\u8fed\u4ee3\u6765\u6269\u5927\u4fe1\u606f\u6536\u96c6\u8303\u56f4\u3002<\/span><\/p>\n

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

\u622a\u6b62\u7b14\u8005\u5199\u4f5c\u672c\u6587(18\/11\/12)\uff0c\u6682\u65f6\u6ca1\u6709\u770b\u89c1\u5f88\u591a\u57fa\u4e8e\u56fe\u5377\u79ef\u7684\u52a8\u6001\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u3002\u53ea\u6709\u4e00\u7bc7\u4f50\u6cbb\u4e9a\u7406\u5de5\u5b66\u9662Trivedi\u7b49\u4eba\u6b63\u5728ICLR2019\u53cc\u76f2\u5ba1\u9636\u6bb5\u7684\u5de5\u4f5cDyRep[10]\u3002\u4e0b\u9762\u5c31\u5bf9\u8fd9\u7bc7\u6587\u7ae0\u505a\u7b80\u8981\u4ecb\u7ecd\u3002<\/span><\/p>\n<\/p>\n

DyRep<\/strong><\/span><\/p>\n<\/p>\n

\u8fd9\u7bc7\u6587\u7ae0\u8003\u8651\u4e86\u7f51\u7edc\u4e0a\u7684\u4e24\u79cd\u52a8\u6001\u8fc7\u7a0b\uff1aAssociation Process\u548cCommunication Process\u3002\u524d\u8005\u4ee3\u8868\u4e86\u7f51\u7edc\u62d3\u6251\u7ed3\u6784\u7684\u53d8\u5316\uff0c\u540e\u8005\u8868\u793a\u4e86\u7f51\u7edc\u4e0a\u52a8\u529b\u5b66\u7684\u53d8\u5316\u3002\u800c\u6587\u4e2d\u5b9a\u4e49\u4e86\u201c\u4e8b\u4ef6\u201d\u6765\u7edf\u4e00\u8868\u793a\u4e0a\u8ff0\u4e24\u4e2a\u8fc7\u7a0b\u7684\u53d8\u5316\u3002DyRep\u5c06\u8282\u70b9Representation\u7684\u53d8\u5316\u770b\u505a\u662f\u4e0a\u8ff0\u4e24\u4e2a\u8fc7\u7a0b\u76f8\u4e92\u5f71\u54cd\u7684\u4e2d\u95f4\u6865\u6881\uff0c\u4ece\u800c\u80fd\u6839\u636e\u65b0\u7684\u4e8b\u4ef6\u4e0d\u65ad\u66f4\u65b0\u8282\u70b9\u7684\u8868\u5f81\u3002\u5f53\u4e00\u4e2a\u4e8b\u4ef6\u53d1\u751f\u65f6\uff0c\u8282\u70b9\u7684\u65b0\u8868\u5f81\u7531\u4e8b\u4ef6\u76f8\u5173\u7684\u90bb\u5c45\u8282\u70b9\u805a\u5408\u5f97\u5230\u3002<\/span><\/p>\n<\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n

\u56fe7 DyRep\u6846\u67b6\u793a\u610f\u56fe<\/span><\/strong><\/span><\/p>\n<\/p>\n

\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u6a21\u578b\u4e2d\u805a\u5408\u8282\u70b9\u90bb\u5c45\u662f\u8fd8\u91c7\u7528\u4e86\u6ce8\u610f\u529b\u673a\u5236\u3002<\/span><\/p>\n

\n

\n

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\n
\n
<\/p>\n

3.5 \u5176\u4ed6\u52a8\u6001\u5d4c\u5165\u6a21\u578b<\/span><\/strong><\/span><\/p>\n

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

\u9664\u4e86\u4e0a\u8ff0\u51e0\u7c7b\u6a21\u578b\u4e4b\u5916\uff0c\u8fd8\u6709\u4e00\u4e9b\u4ece\u5168\u65b0\u7684\u89c6\u89d2\u6765\u5904\u7406\u52a8\u6001\u7f51\u7edc\u7684\u5de5\u4f5c\u3002\u7b14\u8005\u65e0\u6cd5\u7b80\u5355\u7684\u5f52\u4e00\u5230\u4e0a\u8ff0\u67d0\u4e00\u4e2a\u7c7b\u522b\u3002<\/span><\/p>\n<\/p>\n

Dynamic Triad<\/strong><\/span><\/p>\n<\/p>\n

\u6d59\u6c5f\u5927\u5b66Zhou\u7b49\u4eba\u572818\u5e74\u7684\u5de5\u4f5cDynamic Triad[11]\u5bf9\u4e8e\u52a8\u6001\u7f51\u7edc\u7684\u5efa\u6a21\u5f88\u6709\u65b0\u610f\u3002\u901a\u8fc7\u590d\u6742\u7f51\u7edc\u5206\u6790\u4e2d\u7684\u4e09\u89d2\u95ed\u5408\u95ee\u9898<\/strong>\uff0c\u5efa\u6a21\u52a8\u6001\u7f51\u7edc\u7684\u6f14\u53d8\uff0c\u5f88\u597d\u7684\u63cf\u8ff0\u4e86\u7f51\u7edc\u7684\u53d8\u5316\u3002<\/span><\/p>\n<\/p>\n

\u5728\u590d\u6742\u7f51\u7edc\u7684\u7814\u7a76\u4e2d\uff0c\u7f51\u7edc\u7ed3\u6784\u7684\u53d8\u5316\u88ab\u8ba4\u4e3a\u662f\u5bfc\u81f4\u7f51\u7edc\u4e0a\u52a8\u529b\u5b66\u7684\u4e3b\u8981\u539f\u56e0\u4e4b\u4e00\u3002\u800c\u4e09\u89d2\u95ed\u5408\u95ee\u9898\u662f\u7f51\u7edc\u7ed3\u6784\u53d8\u5316\u6700\u91cd\u8981\u7684\u4f53\u73b0\u4e4b\u4e00\u3002<\/span><\/p>\n

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

\u7b80\u5355\u5730\u8bf4\uff0c\u5bf9\u4e8e\u4efb\u610f3\u4e2a\u70b9\uff0c\u82e5\u76f8\u4e92\u88ab\u4e24\u6761\u8fb9\u76f8\u8fde\uff0c\u5219\u79f0\u4e4b\u4e3a\u5f00\u4e09\u89d2<\/strong>\uff0c\u82e5\u4e24\u4e24\u4e92\u8fde\uff0c\u5219\u79f0\u4e4b\u4e3a\u95ed\u4e09\u89d2<\/strong>\u3002\u7f51\u7edc\u7ed3\u6784\u6f14\u5316\u7684\u4e00\u5927\u7279\u5f81\u4fbf\u662f\u5f00\u4e09\u89d2\u968f\u65f6\u95f4\u6709\u53ef\u80fd\u53d8\u4e3a\u95ed\u4e09\u89d2\u3002<\/span><\/p>\n

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

\u5982\u679c\u8282\u70b9\u7684\u8868\u5f81\u80fd\u9884\u6d4b\u51fa\u7f51\u7edc\u7ed3\u6784\u7684\u8fd9\u79cd\u53d8\u5316\uff0c\u5219\u6709\u7406\u7531\u76f8\u4fe1\u8282\u70b9\u7684\u5d4c\u5165\u6355\u83b7\u4e86\u76f8\u5173\u7684\u52a8\u6001\u4fe1\u606f\u3002<\/span><\/p>\n<\/p>\n

\u800c\u8fd9\u7bc7\u5de5\u4f5c\u5c31\u662f\u57fa\u4e8e\u4e0a\u8ff0\u60f3\u6cd5\uff0c\u6784\u5efa\u4e86\u9884\u6d4b\u4e09\u89d2\u53d8\u5316\u7684Loss\u51fd\u6570\uff1a<\/span><\/p>\n

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

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n<\/p>\n

\u524d\u4e00\u9879\u8868\u793a\u5f00\u4e09\u89d2\u4f1a\u95ed\u5408\u7684\u6982\u7387\uff0c\u540e\u4e00\u9879\u8868\u793a\u4e0d\u4f1a\u95ed\u5408\u7684\u6982\u7387\u3002\u8fd9\u91cc\u7684<\/span>\"\u96c6\u667a\"\u8868\u793a\u5728\u5f53\u524dt\u65f6\u523b\u6ca1\u6709\u8fb9\u8fde\u63a5\u7684\u8282\u70b9\u5bf9\u96c6\u5408\uff0c\u4f46\u5728\u4e0b\u4e00\u65f6\u523b\u4f1a\u6709\u8fb9\u8fde\u63a5\uff1b<\/span>\"\u96c6\u667a\"\u8868\u793a\u5728\u5f53\u524d\u65f6\u523b\u548c\u4e0b\u4e00\u65f6\u523b\u90fd\u4e0d\u4f1a\u6709\u8fb9\u8fde\u63a5\u7684\u8282\u70b9\u5bf9\u96c6\u5408\u3002\u7ed3\u5408\u6b63\u5219\u5e73\u6ed1\u9879\uff0c\u4fbf\u53ef\u8bad\u7ec3\u8282\u70b9\u7684\u8868\u793a\u3002<\/span><\/p>\n<\/p>\n

DGNN<\/strong><\/span><\/p>\n<\/p>\n

Ma\u7b49\u4eba[12]\u4eca\u5e74\u53d1\u8868\u7684\u5de5\u4f5cDGNN\u66f4\u52a0\u7ec6\u81f4\u7684\u8003\u5bdf\u4e86\u8fde\u8fb9\u4f5c\u7528\u65f6\u95f4\u4e0e\u5176\u5bf9\u7f51\u8def\u5d4c\u5165\u5f71\u54cd\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/span><\/p>\n<\/p>\n

<\/span>\"\u96c6\u667a\" <\/span><\/p>\n

\u56fe8 DGNN\u793a\u610f\u56fe<\/span><\/strong><\/span><\/p>\n<\/p>\n

\u76ee\u524d\u8fd9\u7bc7\u6587\u7ae0\u7684\u5de5\u4f5c\u6b63\u5728\u8fdb\u884c\uff0c\u7b14\u8005\u6574\u7406\u8d44\u6599\u65f6\u7684\u7248\u672c\u548c\u5199\u4f5c\u672c\u6587\u65f6\u6240\u89c1\u5230\u7684\u7248\u672c\u76f8\u6bd4\u5185\u5bb9\u589e\u8865\u8f83\u3002\u4f46\u662f\u5176\u6838\u5fc3\u89c2\u5ff5\u8fd8\u662f\u6ca1\u6709\u6539\u53d8\uff1a<\/span><\/p>\n

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

\u4f5c\u8005\u5047\u8bbe\u5f53\u65b0\u7684\u8fde\u8fb9\u51fa\u73b0\u65f6\uff0c\u9996\u5148\u4f1a\u5f71\u54cd\u8fde\u8fb9\u4e24\u7aef\u7684\u8282\u70b9\uff0c\u8fd8\u4f1a\u5f71\u54cd\u7aef\u70b9\u7684\u4e00\u9636\u90bb\u5c45(\u4f8b\u5982\u4e0a\u8ff0\u6240\u793a\uff0c\u65b0\u8fde\u8fb9(2,5)\u4e0d\u4ec5\u4f1a\u5f71\u54cd<\/span>\"\u96c6\u667a\" \u4e24\u4e2a\u70b9\uff0c\u8fd8\u4f1a\u95f4\u63a5\u5f71\u54cd1,3,6,7\u51e0\u4e2a\u70b9)\u3002\u800c\u5bf9\u4e8e\u90bb\u5c45\u7684\u5f71\u54cd\u4e0d\u80fd\u662f\u540c\u8d28\u7684\uff0c\u5f71\u54cd\u5927\u5c0f\u548c\u65f6\u95f4\u5dee\u6709\u5173\u7cfb\u3002<\/span><\/p>\n

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

\u6bd4\u5982<\/span>\"\u96c6\u667a\" \u65f6\u523b\u7684\u65b0\u8fde\u8fb9\u5bf9<\/span>\"\u96c6\u667a\" \u7684\u5f71\u54cd\u6bd4<\/span>\"\u96c6\u667a\"\u66f4\u5927\u3002\u56e0\u4e3a\u524d\u8005\u5728\u6700\u8fd1\u7684\u65f6\u95f4<\/span>\"\u96c6\u667a\"\u624d\u548c\u7aef\u70b9\u53d1\u751f\u4e86\u4e92\u52a8\u3002\u800c\u540e\u8005\u548c\u7aef\u70b9\u7684\u4e92\u52a8\u8fc7\u53bb\u6bd4\u8f83\u4e45\u7684\u65f6\u95f4\uff0c\u5bf9\u65b0\u7684\u53d8\u5316\u5e94\u8be5\u4e0d\u654f\u611f\u3002<\/span><\/p>\n<\/p>\n

\u800c\u7aef\u70b9\u548c\u4e00\u9636\u90bb\u5c45\u5206\u522b\u7531\u4e24\u4e2a\u6a21\u5757\u8fdb\u884c\u66f4\u65b0\uff0c\u56e0\u4e3a\u8981\u5904\u7406\u65f6\u5e8f\u4fe1\u606f\uff0c\u5e76\u4e14\u548c\u65f6\u95f4\u95f4\u9694\u76f8\u5173\uff0c\u6240\u4ee5\u6587\u4e2d\u91c7\u7528T-LSTM\u6a21\u578b\u6765\u4f5c\u4e3a\u66f4\u65b0\u90e8\u5206\u7684\u57fa\u672c\u6846\u67b6\u3002\u6709\u5174\u8da3\u7684\u8bfb\u8005\u53ef\u4ee5\u53c2\u8003\u6700\u65b0\u7248\u8bba\u6587\u3002<\/span><\/p>\n

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Summary<\/span><\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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

\u7f51\u7edc\u5d4c\u5165\u7b97\u6cd5\u5728\u8fd1\u51e0\u5e74\u5f02\u5e38\u706b\u70ed\uff0c\u56e0\u4e3a\u5176\u5728\u56fe\u7ed3\u6784\u6216\u7f51\u7edc\u6570\u636e\u5206\u6790\u4e2d\u7684\u6f5c\u529b\u662f\u5de8\u5927\u7684\u3002<\/span><\/p>\n

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

\u4f46\u662f\u65b0\u5174\u7684\u7b97\u6cd5\u5e76\u6ca1\u6709\u6210\u719f\u7684\u5e94\u7528\uff0c\u539f\u56e0\u5728\u4e8e\u4e24\u70b9\uff1a<\/span><\/p>\n