{"id":455,"date":"2022-07-09T22:12:46","date_gmt":"2022-07-09T14:12:46","guid":{"rendered":"https:\/\/scutvk.cn\/?p=455"},"modified":"2022-07-09T22:12:46","modified_gmt":"2022-07-09T14:12:46","slug":"input-type-torch-cuda-doubletensor-and-weight-type-torch-cuda-floattensor-should-be-the-same","status":"publish","type":"post","link":"https:\/\/scutvk.cn\/?p=455","title":{"rendered":"Input type (torch.cuda.DoubleTensor) and weight type (torch.cuda.FloatTensor) should be the same"},"content":{"rendered":"\n<p>\u51fa\u73b0\u6e90\u7801\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"756\" height=\"424\" src=\"https:\/\/x2.mday.top\/wp-content\/uploads\/2022\/07\/image.png\" alt=\"\" class=\"wp-image-456\" srcset=\"https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image.png 756w, https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image-300x168.png 300w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n\n<p>\u539f\u56e0\uff1a\u8bcd\u5411\u91cfemb\u91cc\u9762\u7684\u7c7b\u578b\u662fDoubleTensor\uff0c\u5bfc\u81f4\u8f93\u5165\u7684\u6570\u636e\u7ecf\u8fc7embedding\u4e4b\u540e\u8f6c\u6362\u4e3aDoubleFloat\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u4f46\u662f\u6a21\u578b\u7684\u53c2\u6570\u5374\u662fFloatTensor\u3002\u7531\u6b64\u5bfc\u81f4\u51fa\u9519\u3002<\/p>\n\n\n\n<p>\u89e3\u51b3\u529e\u6cd5\uff1a\u5c06\u8bcd\u5411\u91cf\u8f6c\u4e3aDoubleTensor \u6216\u8005 \u5c06embedding\u540e\u7684\u53d8\u91cf\u8f6c\u6362\u4e3aFloatTensor\u3002<\/p>\n\n\n\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n<p><strong>\u5c06\u8bcd\u5411\u91cf\u8f6c\u4e3aDoubleTensor<\/strong><\/p>\n\n\n\n<p>\u8fd9\u91cc\u4f7f\u7528\u7684\u662f\u6211\u81ea\u5df1\u7684\u6e90\u7801\u4e3a\u6f14\u793a\u3002\u4ee5\u4e0b\u6e90\u7801\u4e3a\u52a0\u8f7dGlove\u8bcd\u5411\u91cf\u7684\u51fd\u6570\u3002\u5728\u8f6c\u6362\u4e3aTensor\u524d\u5148\u8f6c\u4e3afloat32\u7c7b\u578b\uff0c\u968f\u540e\u8f6cTensor\u4fbf\u662fFloatTensor\uff08\u5207\u5fcc\u4e0d\u53ef\u7528float()\u8f6c\uff0cfloat()\u8f6c\u7684\u540e\u9762\u4f1a\u53d8\u6210DoubleTensor\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"618\" height=\"398\" src=\"https:\/\/x2.mday.top\/wp-content\/uploads\/2022\/07\/image-1.png\" alt=\"\" class=\"wp-image-457\" srcset=\"https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image-1.png 618w, https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image-1-300x193.png 300w\" sizes=\"(max-width: 618px) 100vw, 618px\" \/><\/figure>\n\n\n\n<p><strong>\u5c06embedding\u540e\u7684\u53d8\u91cf\u8f6c\u6362\u4e3aFloatTensor<\/strong><\/p>\n\n\n\n<p>\u5728\u62a5\u9519\u7684\u5730\u65b9\u524d\u9762\u52a0\u4e0a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>x = x.type(torch.cuda.FloatTensor)<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"763\" height=\"423\" src=\"https:\/\/x2.mday.top\/wp-content\/uploads\/2022\/07\/image-2.png\" alt=\"\" class=\"wp-image-458\" srcset=\"https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image-2.png 763w, https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image-2-300x166.png 300w\" sizes=\"(max-width: 763px) 100vw, 763px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u51fa\u73b0\u6e90\u7801\uff1a \u539f\u56e0\uff1a\u8bcd\u5411\u91cfemb\u91cc\u9762\u7684\u7c7b\u578b\u662fDoub&hellip;<\/p>\n","protected":false},"author":1,"featured_media":457,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[10,12,2],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/scutvk.cn\/wp-content\/uploads\/2022\/07\/image-1.png","_links":{"self":[{"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/posts\/455"}],"collection":[{"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/scutvk.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=455"}],"version-history":[{"count":1,"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/posts\/455\/revisions"}],"predecessor-version":[{"id":459,"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/posts\/455\/revisions\/459"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/scutvk.cn\/index.php?rest_route=\/wp\/v2\/media\/457"}],"wp:attachment":[{"href":"https:\/\/scutvk.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/scutvk.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/scutvk.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}