{"id":9217,"date":"2024-03-20T11:07:23","date_gmt":"2024-03-20T03:07:23","guid":{"rendered":"\/?p=9217"},"modified":"2024-03-20T11:07:23","modified_gmt":"2024-03-20T03:07:23","slug":"%e3%80%90%e5%9b%be%e7%a5%9e%e7%bb%8f%e7%bd%91%e7%bb%9c%e5%ae%9e%e6%88%98%e3%80%91%e6%b7%b1%e5%85%a5%e6%b5%85%e5%87%ba%e5%9c%b0%e5%ad%a6%e4%b9%a0%e5%9b%be%e7%a5%9e%e7%bb%8f%e7%bd%91%e7%bb%9cgnn","status":"publish","type":"post","link":"\/?p=9217","title":{"rendered":"\u3010\u56fe\u795e\u7ecf\u7f51\u7edc\u5b9e\u6218\u3011\u6df1\u5165\u6d45\u51fa\u5730\u5b66\u4e60\u56fe\u795e\u7ecf\u7f51\u7edcGNN\uff08\u4e0b\uff09"},"content":{"rendered":"<h2>\u4e00\u3001Graph Attention Network<\/h2>\n<h3>1.1 \u56fe\u6ce8\u610f\u529b\u673a\u5236\u4f5c\u7528\u4e0e\u65b9\u6cd5<\/h3>\n<p>\u56fe\u4e2d\u7684\u6ce8\u610f\u529b\u673a\u5236\u76f8\u5f53\u4e8e\u5728\u67d0\u4e2a\u70b9\u8fdb\u884c\u7279\u5f81\u91cd\u6784\u65f6\uff0c\u5176\u90bb\u63a5\u70b9\u90fd\u52a0\u4e0a\u4e00\u4e2a\u6743\u91cd\uff0c\u4f7f\u5f97\u5176\u5728\u91cd\u6784\u7279\u5f81\u65f6\u53d7\u6743\u91cd\u8f83\u5927\u7684\u90bb\u63a5\u70b9\u5f71\u54cd\u66f4\u5927\uff0c\u8d77\u5230\u6ce8\u610f\u529b\u7684\u6548\u679c\u3002<br \/>\n<img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/22a354ecc2a148bbb914dab93f74bd57.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>1.2 Attention\u8ba1\u7b97<\/h3>\n<p>\u5982\u4e0b\u6240\u793a\uff0c\u6743\u91cd\u53c2\u6570a\u7684\u8ba1\u7b97\u662f\u6211\u4eec\u6700\u5e94\u8be5\u5173\u6ce8\u7684\u70b9<\/p>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/3dbfea9fff464581aab516b654f10056.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n\u6743\u91cd\u53c2\u6570a\u600e\u4e48\u8ba1\u7b97\u5462\uff1f<\/p>\n<p><strong>\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/strong><\/p>\n<p>\u5047\u8bbe\u56fe\u4e2d\u8282\u70b91\u3001\u8282\u70b92\u3001\u8282\u70b93\u7684\u7279\u5f81\u5411\u91cf\u5206\u4e3a\u4e3aA1\u3001A2\u3001A3<\/p>\n<p>a12 = A1 \u4e0e A2 \u7684\u5185\u79ef \uff1b a13 = A1 \u4e0e A3\u7684\u5185\u79ef<\/p>\n<p>\u518d\u5bf9a12\u548ca13\u8fdb\u884csoftmax\u64cd\u4f5c\u5373\u53ef\u5f97\u5230\u4e24\u6761\u8fb9\u7684\u6743\u91cd\u53c2\u6570\u5566\uff01<\/p>\n<p><strong>\u7a0d\u5fae\u590d\u6742\u4e00\u70b9\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/strong><\/p>\n<p>\u4f8b\u5982\u6211\u4eec\u8981\u8ba1\u7b97\u6743\u91cd\u53c2\u6570a12<\/p>\n<ul>\n<li>\u6211\u4eec\u53ef\u4ee5\u5c06A1\u548cA2\u62fc\u63a5\u4e3a\u4e00\u4e2a\u4e00\u7ef4\u884c\u5411\u91cf<\/li>\n<li>\u7136\u540e\u4ee4\u5176\u53f3\u4e58\u4e00\u4e2a\u53ef\u8bad\u7ec3\u7684\u53c2\u6570\uff08\u540c\u957f\u5ea6\u7684\u4e00\u7ef4\u5217\u5411\u91cf\uff0c\u53ef\u4ee5\u770b\u4f5c\u8f93\u5165\u4e3a\u884c\u5411\u91cf\u957f\u5ea6\u8f93\u51fa\u4e3a1\u7684\u4e00\u4e2a\u5168\u8fde\u63a5\u5c42\uff09<\/li>\n<li>\u7136\u540e\u518d\u8fde\u63a5LeakyRelu\u6fc0\u6d3b\u51fd\u6570\u786e\u4fdd\u5176\u4e3a\u975e\u8d1f\u503c<\/li>\n<li>\u6700\u540e\u8fde\u63a5softMax\u6fc0\u6d3b\u51fd\u6570\u8fdb\u884c\u5f52\u4e00\u5316\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u6837\u968f\u7740\u8bad\u7ec3\uff0c\u6743\u91cd\u53c2\u6570\u7684\u8ba1\u7b97\u4f1a\u8d8a\u6765\u8d8a\u201c\u51c6\u786e\u201d<\/p>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/2a14179b711447e988f61fe6aac3e3b9.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h3>1.3 Graph Attention \u505a\u4e86\u4ec0\u4e48<\/h3>\n<p><strong>\u5176\u5b9e\u5c31\u662f\u5bf9\u90bb\u63a5\u77e9\u9635\u8fdb\u884c\u4e86\u52a0\u6743\u3002\u6743\u91cd\u8d8a\u5927\uff0c\u7f51\u7edc\u5c31\u8d8a\u201c\u6ce8\u610f\u201d\u5b83\u3002<\/strong><\/p>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/eb1644c7ba1742a6a0b40c9f7e824937.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/9c4b44688f43468bab7b76f9c23c501d.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>\u4e8c\u3001\u5e8f\u5217\u56fe\u795e\u7ecf\u7f51\u7edcTGCN<\/h2>\n<h3>2.1 \u5e8f\u5217\u56fe\u795e\u7ecf\u7f51\u7edcTGCN\u7684\u5e94\u7528<\/h3>\n<p>\u5de6\u56fe\u5c55\u793a\u7684\u662f\u9759\u6001\u56fe\uff0c\u968f\u7740\u65f6\u95f4\u7684\u53d8\u5316\uff0c\u5176\u56fe\u7684\u90bb\u63a5\u77e9\u9635\u4e0d\u53d1\u751f\u6539\u53d8\uff08\u56fe\u7684\u7ed3\u6784\u4e0d\u53d8\uff09<\/p>\n<p>\u53f3\u56fe\u5c55\u793a\u7684\u662f\u52a8\u6001\u56fe\uff0c\u968f\u7740\u65f6\u95f4\u7684\u53d8\u5316\uff0c\u5176\u56fe\u7684\u90bb\u63a5\u77e9\u9635\u4e5f\u5728\u53d8\u5316\uff08\u56fe\u7684\u7ed3\u6784\u5728\u53d8\uff09<\/p>\n<p>\u5bf9\u4e8e\u52a8\u6001\u56fe\uff0c\u4f20\u7edf\u7684GNN\u5c31\u4e0d\u592a\u597d\u7528\u4e86\uff0c\u60f3\u60f3\u5728\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u4e0a\u6211\u4eec\u6700\u5e38\u7528\u7684\u7f51\u7edc\u662f\u4ec0\u4e48\uff1f\u6ca1\u9519\uff0c\u662fRNN\u3002<\/p>\n<p>\u6240\u4ee5\uff0c\u5c06GNN\u5957\u7528\u5728RNN\u4e0a\uff0c\u5c31\u6784\u6210\u4e86\u8fd9\u4e00\u7ae0\u7684\u4e3b\u89d2\uff1a\u5e8f\u5217\u56fe\u795e\u7ecf\u7f51\u7edcTGCN<\/p>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/1f7de3ec4854490c99f3b536b9f2c2bc.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n\u4e0b\u9762\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u770bTGCN\u7684\u5177\u4f53\u5e94\u7528\u573a\u666f\uff1a<\/p>\n<ul>\n<li>\u4ea4\u901a\u7684\u9884\u6d4b\uff08\u4ea4\u901a\u8def\u7ebf\u4e0d\u662f\u56fa\u5b9a\u7684\uff0c\u53ef\u80fd\u660e\u5929\u5c31\u6709\u4e00\u6761\u65b0\u8def\u901a\u8f66\u4e86\uff0c\u6216\u8005\u6709\u4e00\u6761\u8def\u88ab\u5c01\u95ed\u4e86\uff09<\/li>\n<li>\u75be\u75c5\u7684\u8513\u5ef6\uff08\u4e00\u65b9\u9762\u6709\u5730\u533a\u4ea4\u901a\u51b3\u5b9a\uff0c\u4e00\u65b9\u9762\u7531\u8513\u5ef6\u65f6\u95f4\u6240\u51b3\u5b9a\uff09<\/li>\n<li>\u624b\u52bf\u8bc6\u522b\uff08\u624b\u7684\u5173\u8282\u70b9\u662f\u4e00\u4e2a\u56fe\uff0c\u968f\u7740\u65f6\u95f4\u7684\u53d8\u5316\uff0c\u56fe\u4f1a\u6539\u53d8\uff09<br \/>\n<img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/5116427291fb4a8ca10526b97969a193.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/li>\n<\/ul>\n<h3>2.2 \u5e8f\u5217\u56fe\u795e\u7ecf\u7f51\u7edc\u7ec6\u8282\uff08\u5b9e\u4f8b\uff1a\u4ea4\u901a\u6d41\u91cf\u9884\u6d4b\uff09<\/h3>\n<h4>2.2.1 \u4ea4\u901a\u573a\u666f\u793a\u610f\u56fe<\/h4>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/22a8befb44fa44e7aba660692f3c8b00.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>2.2.2 \u6839\u636e\u9053\u8def\u548c\u4f20\u611f\u5668\u6784\u5efa\u56fe<\/h4>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/401a1de1797b499d8b27ace508add211.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>2.2.3 \u6784\u5efa\u5e8f\u5217\u8f93\u5165<\/h4>\n<p>\u7531\u4e8e\u4f20\u611f\u5668\u4e0a\u7684\u6570\u503c\u4e0d\u662f\u56fa\u5b9a\u7684\uff0c\u800c\u662f\u968f\u7740\u65f6\u95f4\u7684\u53d8\u5316\u800c\u53d8\u5316\u7684\uff08\u4f8b\u5982\uff0c\u6bcf5\u5206\u949f\u66f4\u65b0\u91c7\u96c6\u4e00\u6b21\u5f53\u524d\u8f66\u6d41\u91cf\u6570\u636e\uff09\uff0c\u6240\u4ee5\u6211\u4eec\u8fd8\u9700\u8981\u8003\u8651\u65f6\u95f4\u5e8f\u5217\uff0c\u4f8b\u5982\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u6784\u9020\u5e8f\u5217\u8f93\u5165\uff1a<\/p>\n<p>2022-10-06 \uff1a[45,8,9,775,56,3]<br \/>\n2022-10-07 \uff1a[24,5,6,33,44,24]<br \/>\n2022-10-08 \uff1a[78,3,1,498,65,7]<br \/>\n\u2026<\/p>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/12b3e458b83542eba89729cb2709bff8.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>2.2.4 \u5957\u7528RNN\u6a21\u578b<\/h4>\n<p>\u5982\u4f55\u5957\u7528RNN\u6a21\u578b\u5462\uff1f<\/p>\n<p>\u6700\u7b80\u5355\u7684\u601d\u8def\u662f\uff1a\u6211\u4eec\u53ef\u4ee5\u5c06\u6bcf\u4e2a\u65f6\u523b\u7684\u5e8f\u5217\u5148\u9001\u5165GCN\u8fdb\u884c\u7279\u5f81\u63d0\u53d6\uff0c\u7136\u540e\u518d\u5c06\u63d0\u53d6\u540e\u7684\u7279\u5f81\u9001\u5165GRU\u5355\u5143\u5f80\u540e\u4f20\u9012\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002\u6700\u540e\uff0c\u7528\u672b\u5c3e\u7684GRU\u5355\u5143\u7684\u8f93\u51fa\u8fdb\u884c\u5206\u7c7b\u6216\u8005\u56de\u5f52\u4efb\u52a1\u3002<\/p>\n<p><img src=\"https:\/\/lemon-guess.oss-cn-hangzhou.aliyuncs.com\/img\/e4170206b0424b649cf5b2cb6705d28c.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001Graph Attention Network 1.1 \u56fe\u6ce8\u610f\u529b\u673a\u5236\u4f5c\u7528\u4e0e\u65b9\u6cd5 \u56fe\u4e2d\u7684\u6ce8\u610f\u529b\u673a\u5236\u76f8\u5f53\u4e8e\u5728\u67d0\u4e2a\u70b9\u8fdb\u884c\u7279\u5f81\u91cd\u6784\u65f6\uff0c\u5176\u90bb\u63a5   \u2026 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[233],"tags":[250,251,249],"_links":{"self":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts\/9217"}],"collection":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9217"}],"version-history":[{"count":1,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/9217\/revisions"}],"predecessor-version":[{"id":9218,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/9217\/revisions\/9218"}],"wp:attachment":[{"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9217"},{"taxonomy":"post_tag","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}