{"id":64767,"date":"2025-09-25T14:36:24","date_gmt":"2025-09-25T06:36:24","guid":{"rendered":"https:\/\/swarma.org\/?p=64767"},"modified":"2025-09-25T14:36:24","modified_gmt":"2025-09-25T06:36:24","slug":"%e5%9b%be%e7%81%b5%e4%b8%8d%e7%a8%b3%e5%ae%9a%e6%80%a7%e8%a7%86%e8%a7%92%e4%b8%8b%e7%9a%84%e8%a7%86%e7%9a%ae%e5%b1%82%e8%bf%9b%e5%8c%96%e4%b8%8e%e5%8f%91%e8%82%b2%e6%a8%a1%e5%bc%8f%e7%a0%94%e7%a9%b6","status":"publish","type":"post","link":"https:\/\/swarma.org\/?p=64767","title":{"rendered":"\u56fe\u7075\u4e0d\u7a33\u5b9a\u6027\u89c6\u89d2\u4e0b\u7684\u89c6\u76ae\u5c42\u8fdb\u5316\u4e0e\u53d1\u80b2\u6a21\u5f0f\u7814\u7a76\uff5c\u964411\u7bc7\u9886\u57df\u5fc5\u8bfb\u6587\u732e \u00b7 \u5468\u516d\u76f4\u64ad"},"content":{"rendered":"
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<\/strong>\u7ee7\u300c\u795e\u7ecf\u52a8\u529b\u5b66\u6a21\u578b\u300d\u4e0e\u300c\u8ba1\u7b97\u795e\u7ecf\u79d1\u5b66\u300d\u8bfb\u4e66\u4f1a\u540e\uff0c\u96c6\u667a\u4ff1\u4e50\u90e8\u8054\u5408\u6765\u81ea\u6570\u5b66\u3001\u7269\u7406\u5b66\u3001\u751f\u7269\u5b66\u3001\u795e\u7ecf\u79d1\u5b66\u548c\u8ba1\u7b97\u673a\u7684\u4e00\u7ebf\u7814\u7a76\u8005\u5171\u540c\u53d1\u8d77\u300c\u4ece\u795e\u7ecf\u52a8\u529b\u5b66\u5230\u610f\u8bc6\uff1a\u8de8\u5c3a\u5ea6\u8ba1\u7b97\u3001\u6f14\u5316\u4e0e\u6d8c\u73b0\u300d\u8bfb\u4e66\u4f1a<\/a>\uff0c\u8de8\u8d8a\u5fae\u89c2\u3001\u4ecb\u89c2\u4e0e\u5b8f\u89c2\u7684\u89c6\u89d2\uff0c\u63a2\u7d22\u610f\u8bc6\u4e0e\u667a\u80fd\u7684\u8de8\u5c3a\u5ea6\u8ba1\u7b97\u3001\u6f14\u5316\u4e0e\u6d8c\u73b0\u3002\u91cd\u70b9\u63a2\u8ba8\u7269\u7406\u89c4\u5f8b\u4e0e\u4eba\u5de5\u667a\u80fd\u5982\u4f55\u5e2e\u52a9\u6211\u4eec\u8ba4\u8bc6\u795e\u7ecf\u52a8\u529b\u5b66\uff0c\u4ee5\u53ca\u795e\u7ecf\u6d3b\u52a8\u8de8\u5c3a\u5ea6\u7684\u8ba1\u7b97\u4e0e\u6f14\u5316\u5982\u4f55\u6784\u5efa\u5fae\u89c2\u4e0e\u5b8f\u89c2\u3001\u7ed3\u6784\u4e0e\u529f\u80fd\u4e4b\u95f4\u7684\u6865\u6881\u3002<\/span><\/span><\/strong><\/p>\n


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\u5982\u4f55\u7528\u56fe\u7075\u4e0d\u7a33\u5b9a\u6027\u7684\u81ea\u7ec4\u7ec7\u7406\u8bba\u5b9a\u91cf\u7406\u89e3\u89c6\u76ae\u5c42\u5728\u8fdb\u5316\u4e0e\u53d1\u80b2\u4e2d\u7684\u6a21\u5f0f\u5f62\u6210\uff1f\u6211\u4eec\u5c06\u4ece\u5b9e\u9a8c\u548c\u7406\u8bba\u4e24\u4e2a\u65b9\u9762\u5e76\u884c\u51fa\u53d1\uff0c\u56de\u987e\u9488\u5bf9 OPM common design \u63a2\u7d22\u7684\u5386\u53f2\u957f\u6cb3\u4e2d\u4e24\u8005\u5982\u4f55\u4e92\u76f8\u542f\u53d1\u5e76\u4e00\u6b65\u6b65\u63ed\u5f00\u5176\u795e\u79d8\u9762\u7eb1\u3002<\/span><\/span><\/strong><\/p>\n

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\u7075\u957f\u7c7b\u52a8\u7269\u7684\u521d\u7ea7\u89c6\u76ae\u5c42\uff08primary visual cortex\uff0cV1\uff09 \u62e5\u6709\u5927\u91cf\u5bf9\u671d\u5411\u5c55\u73b0\u9009\u62e9\u6027\uff08orientation selective\uff09\u7684\u5174\u594b\u6027\u795e\u7ecf\u5143\uff0c\u8fd9\u4e00\u7ecf\u5178\u7684\u5b9e\u9a8c\u73b0\u8c61\u81ea50\u5e74\u4ee3\u7531\u8bfa\u5956\u5f97\u4e3b Hubel & Wiesel \u6c47\u62a5\u8d77\u4fbf\u5438\u5f15\u4e86\u5e7f\u6cdb\u7684\u7814\u7a76\uff0c\u76f4\u81f3\u4eca\u65e5\u5df2\u53d6\u5f97\u4f17\u591a\u7a81\u7834\u6027\u8ba4\u8bc6\u3002\u5176\u4e2d\uff0c\u975e\u9f7f\u7c7b\u5927\u76ee\u52a8\u7269\uff08Non-Glires\uff09\u6210\u719f V1 \u795e\u7ecf\u5143\u7fa4\u7684\u504f\u597d\u671d\u5411\u5728\u7a7a\u95f4\u5206\u5e03\u4e0a\u5448\u5782\u76f4\u65b9\u5411\u4e00\u81f4\uff0c\u6c34\u5e73\u65b9\u5411\u4f3c\u5468\u671f\uff08quasi-periodic\uff09\u53d8\u5316\u7684\u7279\u70b9\u3002\u8be5\u7a7a\u95f4\u5206\u5e03\u6a21\u5f0f\u88ab\u79f0\u4e3a Orientation Preference Map\uff08OPM\uff09\uff0c\u5176\u5f62\u6210\u7684\u673a\u5236\u5438\u5f15\u4e86\u4f17\u591a\u7406\u8bba\u795e\u7ecf\u7269\u7406\u5b66\u5bb6\u7684\u5174\u8da3\u3002OPM \u5982\u4f55\u4ece\u521a\u51fa\u751f\u65f6\u7684 absence \u5230\u6210\u719f\u65f6\u7684 presence \u53ef\u4ee5\u7528\u975e\u5e73\u8861\u7edf\u8ba1\u7269\u7406\u4e2d\u7684\u56fe\u7075\u4e0d\u7a33\u5b9a\u6027\u6765\u5b9a\u91cf\u63cf\u8ff0\uff0c\u8be5\u6a21\u578b\u9884\u6d4b\u4e86V1 OPM\u62e5\u6709\u5947\u5f02\u70b9\u5bc6\u5ea6\uff08pinwheel density\uff09\u4e3a\u5706\u5468\u7387\u5e38\u6570 \u03c0 \u7684\u8de8\u7269\u79cd common design, \u5e76\u4e8e2010\u5e74\u7531 (Kaschube et al., 2010, Science) \u5206\u6790\u5149\u5b66\u6210\u50cf\u6570\u636e\u8bc1\u5b9e\u3002\u8fd9\u4e00\u8f70\u52a8\u6027\u7684\u6210\u679c\u63a8\u65ad\u8be5 common design \u662f\u89c6\u76ae\u5c42\u8fdb\u5316\u7684\u5fc5\u7136\u7ed3\u679c\uff0c\u5176\u5f62\u6210\u53ea\u4f9d\u8d56 V1 \u795e\u7ecf\u5143\u5728\u9759\u606f\u6001\u7684\u81ea\u7ec4\u7ec7\uff08self-organization\uff09\u800c\u975e\u6b64\u524d\u957f\u671f\u8ba4\u4e3a\u7684\u7531\u89c6\u7f51\u819c\u548c\u4e18\u8111\u8c03\u63a7\u3002\u5728\u4e4b\u540e\u768415\u5e74\u95f4\u4e0d\u540c\u5b9e\u9a8c\u5ba4\u5bf9\u4e0d\u540c\u7269\u79cd\u7684\u89c6\u89c9\u5b9e\u9a8c\u8bc1\u660e\u4e86\u8be5\u63a8\u65ad\u7684\u53ef\u9760\u6027\u3002\u56e0\u6b64\uff0c\u5982\u4f55\u7528\u56fe\u7075\u4e0d\u7a33\u5b9a\u6027\u7684\u81ea\u7ec4\u7ec7\u7406\u8bba\u5b9a\u91cf\u7406\u89e3\u89c6\u76ae\u5c42\u5728\u8fdb\u5316\u4e0e\u53d1\u80b2\u4e2d\u7684\u6a21\u5f0f\u5f62\u6210\uff08pattern formation\uff09\u662f\u672c\u671f\u8bfb\u4e66\u4f1a\u6240\u5173\u5fc3\u7684\u8bdd\u9898\uff0c\u6211\u4eec\u5c06\u4ece\u5b9e\u9a8c\u548c\u7406\u8bba\u4e24\u4e2a\u65b9\u9762\u5e76\u884c\u51fa\u53d1\uff0c\u56de\u987e\u9488\u5bf9 OPM common design \u63a2\u7d22\u7684\u5386\u53f2\u957f\u6cb3\u4e2d\u4e24\u8005\u5982\u4f55\u4e92\u76f8\u542f\u53d1\u5e76\u4e00\u6b65\u6b65\u63ed\u5f00\u5176\u795e\u79d8\u9762\u7eb1\u3002<\/span><\/span><\/p>\n


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