“`” \u53c2\u8003\u56de\u7b54\uff1a<\/p>\n
LSTM\u4e0eRNN\u7684\u6bd4\u8f83<\/p>\n
RNN\u5728\u5904\u7406long term memory\u7684\u65f6\u5019\u5b58\u5728\u7f3a\u9677\uff0c\u56e0\u6b64LSTM\u5e94\u8fd0\u800c\u751f\u3002LSTM\u662f\u4e00\u79cd\u53d8\u79cd\u7684RNN\uff0c\u5b83\u7684\u7cbe\u9ad3\u5728\u4e8e\u5f15\u5165\u4e86\u7ec6\u80de\u72b6\u6001\u8fd9\u6837\u4e00\u4e2a\u6982\u5ff5\uff0c\u4e0d\u540c\u4e8eRNN\u53ea\u8003\u8651\u6700\u8fd1\u7684\u72b6\u6001\uff0cLSTM\u7684\u7ec6\u80de\u72b6\u6001\u4f1a\u51b3\u5b9a\u54ea\u4e9b\u72b6\u6001\u5e94\u8be5\u88ab\u7559\u4e0b\u6765\uff0c\u54ea\u4e9b\u72b6\u6001\u5e94\u8be5\u88ab\u9057\u5fd8\u3002<\/p>\n
\u4e0b\u9762\u6765\u770b\u4e00\u4e9bRNN\u548cLSTM\u5185\u90e8\u7ed3\u6784\u7684\u4e0d\u540c\uff1a<\/p>\n
RNN<\/p>\n
<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190318\/311436_1552882148264_F085D21D1BB5554A2B17E0B4905A207A""><\/p>\n
LSTM<\/p>\n
<img alt=""img"" referrerpolicy=""no-referrer"" src=""https:\/\/uploadfiles.nowcoder.com\/images\/20190318\/311436_1552882134531_88F162FE8ECCDD9CB2F430E751687AF3""><\/p>\n
\u7531\u4e0a\u9762\u4e24\u5e45\u56fe\u53ef\u4ee5\u89c2\u5bdf\u5230\uff0cLSTM\u7ed3\u6784\u66f4\u4e3a\u590d\u6742\uff0c\u5728RNN\u4e2d\uff0c\u5c06\u8fc7\u53bb\u7684\u8f93\u51fa\u548c\u5f53\u524d\u7684\u8f93\u5165concatenate\u5230\u4e00\u8d77\uff0c\u901a\u8fc7tanh\u6765\u63a7\u5236\u4e24\u8005\u7684\u8f93\u51fa\uff0c\u5b83\u53ea\u8003\u8651\u6700\u8fd1\u65f6\u523b\u7684\u72b6\u6001\u3002\u5728RNN\u4e2d\u6709\u4e24\u4e2a\u8f93\u5165\u548c\u4e00\u4e2a\u8f93\u51fa\u3002<\/p>\n
\u800cLSTM\u4e3a\u4e86\u80fd\u8bb0\u4f4f\u957f\u671f\u7684\u72b6\u6001\uff0c\u5728RNN\u7684\u57fa\u7840\u4e0a\u589e\u52a0\u4e86\u4e00\u8def\u8f93\u5165\u548c\u4e00\u8def\u8f93\u51fa\uff0c\u589e\u52a0\u7684\u8fd9\u4e00\u8def\u5c31\u662f\u7ec6\u80de\u72b6\u6001\uff0c\u4e5f\u5c31\u662f\u9014\u4e2d\u6700\u4e0a\u9762\u7684\u4e00\u6761\u901a\u8def\u3002\u4e8b\u5b9e\u4e0a\u6574\u4e2aLSTM\u5206\u6210\u4e86\u4e09\u4e2a\u90e8\u5206\uff1a<\/p>\n
1\uff09\u54ea\u4e9b\u7ec6\u80de\u72b6\u6001\u5e94\u8be5\u88ab\u9057\u5fd8<\/p>\n
2\uff09\u54ea\u4e9b\u65b0\u7684\u72b6\u6001\u5e94\u8be5\u88ab\u52a0\u5165<\/p>\n
3\uff09\u6839\u636e\u5f53\u524d\u7684\u72b6\u6001\u548c\u73b0\u5728\u7684\u8f93\u5165\uff0c\u8f93\u51fa\u5e94\u8be5\u662f\u4ec0\u4e48<\/p>\n
\u4e0b\u9762\u6765\u5206\u522b\u8ba8\u8bba\uff1a<\/p>\n
1\uff09\u54ea\u4e9b\u7ec6\u80de\u72b6\u6001\u5e94\u8be5\u88ab\u9057\u5fd8<\/p>\n
\u8fd9\u90e8\u5206\u529f\u80fd\u662f\u901a\u8fc7sigmoid\u51fd\u6570\u5b9e\u73b0\u7684\uff0c\u4e5f\u5c31\u662f\u6700\u5de6\u8fb9\u7684\u901a\u8def\u3002\u6839\u636e\u8f93\u5165\u548c\u4e0a\u4e00\u65f6\u523b\u7684\u8f93\u51fa\u6765\u51b3\u5b9a\u5f53\u524d\u7ec6\u80de\u72b6\u6001\u662f\u5426\u6709\u9700\u8981\u88ab\u9057\u5fd8\u7684\u5185\u5bb9\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u4e4b\u524d\u7ec6\u80de\u72b6\u6001\u4e2d\u6709\u4e3b\u8bed\uff0c\u800c\u8f93\u5165\u4e2d\u53c8\u6709\u4e86\u4e3b\u8bed\uff0c\u90a3\u4e48\u539f\u6765\u5b58\u5728\u7684\u4e3b\u8bed\u5c31\u5e94\u8be5\u88ab\u9057\u5fd8\u3002concatenate\u7684\u8f93\u5165\u548c\u4e0a\u4e00\u65f6\u523b\u7684\u8f93\u51fa\u7ecf\u8fc7sigmoid\u51fd\u6570\u540e\uff0c\u8d8a\u63a5\u8fd1\u4e8e0\u88ab\u9057\u5fd8\u7684\u8d8a\u591a\uff0c\u8d8a\u63a5\u8fd1\u4e8e1\u88ab\u9057\u5fd8\u7684\u8d8a\u5c11\u3002<\/p>\n
2\uff09\u54ea\u4e9b\u65b0\u7684\u72b6\u6001\u5e94\u8be5\u88ab\u52a0\u5165<\/p>\n
\u7ee7\u7eed\u4e0a\u9762\u7684\u4f8b\u5b50\uff0c\u65b0\u8fdb\u6765\u7684\u4e3b\u8bed\u81ea\u7136\u5c31\u662f\u5e94\u8be5\u88ab\u52a0\u5165\u5230\u7ec6\u80de\u72b6\u6001\u7684\u5185\u5bb9\uff0c\u540c\u7406\u4e5f\u662f\u9760sigmoid\u51fd\u6570\u6765\u51b3\u5b9a\u5e94\u8be5\u8bb0\u4f4f\u54ea\u4e9b\u5185\u5bb9\u3002\u4f46\u662f\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u9700\u8981\u88ab\u8bb0\u4f4f\u7684\u5185\u5bb9\u5e76\u4e0d\u662f\u76f4\u63a5<\/p>\n
concatenate\u7684\u8f93\u5165\u548c\u4e0a\u4e00\u65f6\u523b\u7684\u8f93\u51fa\uff0c\u8fd8\u8981\u7ecf\u8fc7tanh\uff0c\u8fd9\u70b9\u5e94\u8be5\u4e5f\u662f\u548cRNN\u4fdd\u6301\u4e00\u81f4\u3002\u5e76\u4e14\u9700\u8981\u6ce8\u610f\uff0c\u6b64\u5904\u7684sigmoid\u548c\u524d\u4e00\u6b65\u7684sigmoid\u5c42\u7684w\u548cb\u4e0d\u540c\uff0c\u662f\u5206\u522b\u8bad\u7ec3\u7684\u5c42\u3002<\/p>\n
\u7ec6\u80de\u72b6\u6001\u5728\u5fd8\u8bb0\u4e86\u8be5\u5fd8\u8bb0\u7684\uff0c\u8bb0\u4f4f\u4e86\u8be5\u8bb0\u4f4f\u7684\u4e4b\u540e\uff0c\u5c31\u53ef\u4ee5\u4f5c\u4e3a\u4e0b\u4e00\u65f6\u523b\u7684\u7ec6\u80de\u72b6\u6001\u8f93\u5165\u4e86\u3002<\/p>\n
3\uff09\u6839\u636e\u5f53\u524d\u7684\u72b6\u6001\u548c\u73b0\u5728\u7684\u8f93\u5165\uff0c\u8f93\u51fa\u5e94\u8be5\u662f\u4ec0\u4e48<\/p>\n
\u8fd9\u662f\u6700\u53f3\u4fa7\u7684\u901a\u8def\uff0c\u4e5f\u662f\u901a\u8fc7sigmoid\u51fd\u6570\u505a\u95e8\uff0c\u5bf9\u7b2c\u4e8c\u6b65\u6c42\u5f97\u7684\u72b6\u6001\u505atanh\u540e\u7684\u7ed3\u679c\u8fc7\u6ee4\uff0c\u4ece\u800c\u5f97\u5230\u6700\u7ec8\u7684\u9884\u6d4b\u7ed3\u679c\u3002<\/p>\n
\u4e8b\u5b9e\u4e0a\uff0cLSTM\u5c31\u662f\u5728RNN\u7684\u57fa\u7840\u4e0a\uff0c\u589e\u52a0\u4e86\u5bf9\u8fc7\u53bb\u72b6\u6001\u7684\u8fc7\u6ee4\uff0c\u4ece\u800c\u53ef\u4ee5\u9009\u62e9\u54ea\u4e9b\u72b6\u6001\u5bf9\u5f53\u524d\u66f4\u6709\u5f71\u54cd\uff0c\u800c\u4e0d\u662f\u7b80\u5355\u7684\u9009\u62e9\u6700\u8fd1\u7684\u72b6\u6001\u3002<\/p>\n
\u5728\u8fd9\u4e4b\u540e\uff0c\u7814\u7a76\u4eba\u5458\u4eec\u5b9e\u73b0\u4e86\u5404\u79cdLSTM\u7684\u53d8\u79cd\u7f51\u7edc\u3002\u4e0d\u53d8\u7684\u662f\uff0c\u901a\u5e38\u90fd\u4f1a\u7528sigmoid\u51fd\u6570\u505a\u95e8\uff0c\u7b5b\u9009\u72b6\u6001\u6216\u8005\u8f93\u5165\u3002\u5e76\u4e14\u8f93\u51fa\u90fd\u662f\u8981\u7ecf\u8fc7tanh\u51fd\u6570\u3002\u5177\u4f53\u4e3a\u4ec0\u4e48\u8981\u7528\u8fd9\u4e24\u4e2a\u51fd\u6570\uff0c\u7531\u4e8e\u521a\u63a5\u89e6\u8fd8\u4e0d\u80fd\u7ed9\u51fa\u4e00\u5b9a\u7684\u89e3\u91ca\uff0c\u65e5\u540e\u7406\u89e3\u4e86\u518d\u8865\u5145\u3002<\/p>\n
<pre><code> "“`
\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
“`” \u53c2\u8003\u56de\u7b54\uff1a LSTM\u4e0eRNN\u7684\u6bd4\u8f83 RNN\u5728\u5904\u7406long term memor […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-44184","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/44184","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=44184"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/44184\/revisions"}],"predecessor-version":[{"id":44185,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/44184\/revisions\/44185"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=44184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=44184"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=44184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}