{"id":249,"date":"2024-03-11T20:42:21","date_gmt":"2024-03-11T12:42:21","guid":{"rendered":"http:\/\/tobykskgd.life\/?p=249"},"modified":"2024-11-14T22:15:22","modified_gmt":"2024-11-14T14:15:22","slug":"10","status":"publish","type":"post","link":"https:\/\/tobykskgd.life\/index.php\/10\/","title":{"rendered":"\u674e\u5b8f\u6bc5\u673a\u5668\u5b66\u4e60\u8bfe\u7a0b\u7b14\u8bb0EP6"},"content":{"rendered":"\n<p>\u3010\u6d45\u8c08\u673a\u5668\u5b66\u4e60\u539f\u7406\u3011\u674e\u5b8f\u6bc52021\/2022\u6625\u673a\u5668\u5b66\u4e60\u8bfe\u7a0b\u7b14\u8bb0EP6\uff08P23\uff0cP32\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/02\/\u5c4f\u5e55\u622a\u56fe-2024-02-05-213355.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"432\" height=\"218\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/02\/\u5c4f\u5e55\u622a\u56fe-2024-02-05-213355.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-37\"  sizes=\"auto, (max-width: 432px) 100vw, 432px\" \/><\/div><\/figure>\n\n\n\n<p>\u4ece\u4eca\u5929\u5f00\u59cb\u6211\u5c06\u5b66\u4e60\u674e\u5b8f\u6bc5\u6559\u6388\u7684\u673a\u5668\u5b66\u4e60\u89c6\u9891\uff0c\u4e0b\u9762\u662f\u8bfe\u7a0b\u7684\u8fde\u63a5<a href=\"https:\/\/www.bilibili.com\/video\/BV1Wv411h7kN\/?spm_id_from=333.337.search-card.all.click&amp;vd_source=fa9de75b9e5251495ee15fc767cb5892\">(\u5f3a\u63a8)\u674e\u5b8f\u6bc52021\/2022\u6625\u673a\u5668\u5b66\u4e60\u8bfe\u7a0b_\u54d4\u54e9\u54d4\u54e9_bilibili<\/a>\u3002\u4e00\u5171\u6709155\u4e2a\u89c6\u9891\uff0c\u4e89\u53d6\u90fd\u5b66\u4e60\u5b8c\u6210\u5427\u3002<\/p>\n\n\n\n<p>\u90a3\u4e48\u9996\u5148\u8fd9\u95e8\u8bfe\u7a0b\u9700\u8981\u6709\u4e00\u5b9a\u7684\u4ee3\u7801\u57fa\u7840\uff0c\u7b80\u5355\u5b66\u4e60\u4e00\u4e0bPython\u7684\u57fa\u672c\u7528\u6cd5\uff0c\u8fd8\u6709\u91cc\u9762\u7684NumPy\u5e93\u7b49\u7b49\u7684\u57fa\u672c\u77e5\u8bc6\u3002\u518d\u5c31\u662f\u6570\u5b66\u65b9\u9762\u7684\u57fa\u7840\u5566\uff0c\u5fae\u79ef\u5206\u3001\u7ebf\u6027\u4ee3\u6570\u548c\u6982\u7387\u8bba\u7684\u57fa\u7840\u90fd\u662f\u542c\u61c2\u8fd9\u95e8\u8bfe\u5fc5\u987b\u7684\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u8fd9\u8282\u8bfe\u518d\u63a2\u4e86\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\u7684\u5206\u7c7b\u5668\u95ee\u9898\uff0c\u4ece\u8fd9\u4e2a\u95ee\u9898\u5f15\u5165\u8fd9\u8282\u8bfe\u7684\u5185\u5bb9\uff0c\u673a\u5668\u5b66\u4e60\u7684\u539f\u7406\u3002<\/p>\n\n\n\n<p>\u672c\u6b21\u5185\u5bb9\u53ef\u4ee5\u7b97\u662f2022\u5e74\u5bf92021\u5e74\u8bfe\u7a0b\u7684\u4e00\u4e2a\u8865\u5145\u5185\u5bb9\u3002<\/p>\n\n\n\n<p>\u77e5\u9053\u7684\u4eba\u60f3\u5fc5\u90fd\u77e5\u9053\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\u7684\u533a\u522b\uff0c\u90a3\u4e48\u6211\u4eec\u53ef\u4e0d\u53ef\u4ee5\u8ba9\u673a\u5668\u53bb\u5b66\u4e60\uff0c\u7136\u540e\u8ba9\u673a\u5668\u53bb\u533a\u522b\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\u7684\u533a\u522b\u5462\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5c4f\u5e55\u622a\u56fe-2024-03-11-140313-1024x623.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"623\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5c4f\u5e55\u622a\u56fe-2024-03-11-140313-1024x623.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-250\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u603b\u6240\u5468\u77e5\uff0c\u5b9d\u53ef\u68a6\u7684\u753b\u98ce\u662f\u504f\u5361\u901a\u98ce\u683c\u7684\u53ef\u7231\u5c0f\u52a8\u7269\uff0c\u800c\u6570\u7801\u5b9d\u8d1d\u5927\u591a\u662f\u504f\u4eba\u578b\u7684\u751f\u7269\u3002\u6240\u4ee5\uff0c\u4e00\u822c\u6765\u8bf4\uff0c\u6570\u7801\u5b9d\u8d1d\u7684\u7ebf\u6761\u5927\u591a\u90fd\u6bd4\u5b9d\u53ef\u68a6\u590d\u6742\uff0c\u90a3\u6211\u4eec\u5c31\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u5165\u624b\u53bb\u533a\u5206\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u5148\u5f15\u5165\u7684Edge detection\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u53ef\u4ee5\u5c06\u56fe\u7247\u8f6c\u53d8\u6210\u9ed1\u767d\u7684\u50cf\u7d20\u70b9\uff0c\u6211\u4eec\u53ea\u8981\u6570\u51fa\u767d\u8272\u7684\u70b9\u5c31\u53ef\u4ee5\u53bb\u91cf\u5316\u51fa\u56fe\u7247\u4e2d\u7684\u7ebf\u6761\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311141253.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"845\" height=\"706\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311141253.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-251\"  sizes=\"auto, (max-width: 845px) 100vw, 845px\" \/><\/div><\/figure>\n\n\n\n<p>\u63a5\u7740\u673a\u5668\u5b66\u4e60\u5c31\u662f\u8981\u6211\u4eec\u627e\u5230\u4e00\u4e2a\u9608\u503c\uff08threshold\uff09h\uff0c\u8ba9\u540e\u6211\u4eec\u5b9a\u4e49\u4e00\u4e2afunction\uff0c\u5982\u679c\u8f93\u5165\u4e00\u5f20\u56fe\u7247\uff0c\u8f93\u51fa\u7684\u503c\u5927\u4e8e\u7b49\u4e8e\u9608\u503ch\uff0c\u90a3\u6211\u4eec\u5c31\u5224\u65ad\u8fd9\u4e2a\u662f\u6570\u7801\u5b9d\u8d1d\uff0c\u5982\u679c\u8f93\u51fa\u7684\u503c\u5c0f\u4e8e\u9608\u503ch\uff0c\u90a3\u6211\u4eec\u5c31\u5224\u65ad\u8fd9\u4e2a\u662f\u5b9d\u53ef\u68a6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311141327.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1003\" height=\"578\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311141327.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-253\"  sizes=\"auto, (max-width: 1003px) 100vw, 1003px\" \/><\/div><\/figure>\n\n\n\n<p>\u90a3\u8fd9\u4e2ah\u6211\u4eec\u8be5\u5982\u4f55\u6c42\u5f97\u5462\uff1f\u8fd9\u91cc\u5f15\u5165\u4e86\u4e00\u4e2a|H|\u5411\u91cf\uff0c\u5b83\u91cc\u9762\u662f\u6240\u6709h\u53ef\u80fd\u7684\u53d6\u503c\u3002\u7136\u540e\u8fd9\u4e2a|H|\u91cc\u9762\u5143\u7d20\u7684\u4e2a\u6570\u6211\u4eec\u5c31\u79f0\u4f5c\u6a21\u578b\u7684\u590d\u6742\u5ea6\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8bad\u7ec3\u96c6\u7684\u6570\u636e\u4e0d\u65ad\u8c03\u6574\u8fd9\u4e2ah\u503c\u53bb\u4e0d\u65ad\u4f18\u5316\u8fd9\u4e2a\u6a21\u578b\u3002<\/p>\n\n\n\n<p>\u63a5\u4e0b\u53bb\u6211\u4eec\u8981\u8003\u8651\u7684\u662fLoss function\u7684\u5b9a\u4e49\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142832-1024x501.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"501\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142832-1024x501.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-254\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>Loss function\u7684\u4f5c\u7528\u662f\u7ed9\u4e88\u8bad\u7ec3\u96c6\uff08\u56fe\u7247\u548c\u5b9d\u53ef\u68a6\u6216\u8005\u6570\u7801\u5b9d\u8d1d\u7684label\uff09\uff0c\u8f93\u51fa\u8fd9\u4e2amodel\u7684\u6b63\u786e\u7387\uff0c\u5dee\u4e0d\u591a\u5c31\u662f\u8fd9\u4e2a\u6a21\u578b\u7684\u6548\u679c\u597d\u574f\u3002\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5f88\u591a\u65b9\u6cd5\u53bb\u8868\u8ff0\u8fd9\u4e2a\u635f\u5931\u51fd\u6570\uff0c\u8fd9\u91cc\u4e3a\u4e86\u65b9\u4fbf\u8d77\u89c1\uff0c\u6211\u4eec\u4f7f\u7528\u7684\u662fError rate\u65b9\u6cd5\u3002\u8fd9\u4e2a\u65b9\u6cd5\u7684\u6548\u679c\u5c31\u662f\u5982\u679c\u6a21\u578b\u8f93\u51fa\u4e0d\u7b49\u4e8elabel\uff0c\u90a3\u4e48\u5c31\u8f93\u51fa1\uff08\u673a\u5668\u5224\u65ad\u9519\u8bef\uff09\uff1b\u5982\u679c\u6a21\u578b\u8f93\u51fa\u7b49\u4e8elabel\uff08\u673a\u5668\u5224\u65ad\u6b63\u786e\uff09\uff0c\u90a3\u4e48\u5c31\u8f93\u51fa0\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p>\u95ee\u9898\u524d\u666f\u5f15\u5165\u5b8c\u6210\uff0c\u4e0b\u9762\u5c31\u662f\u672c\u8282\u8bfe\u7684\u91cd\u70b9\u5185\u5bb9\uff0c\u8bad\u7ec3\u96c6\u7684\u9009\u62e9Training Examples\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142837-1024x585.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"585\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142837-1024x585.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-255\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u5148\u5f15\u5165\u51e0\u4e2a\u6982\u5ff5\u3002\u5982\u679c\u4eca\u5929\u6211\u4eec\u628a\u8fd9\u4e2a\u4e16\u754c\u4e0a\u6240\u6709\u7684\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\u90fd\u62ff\u8fc7\u6765\u4f5c\u4e3a\u8bad\u7ec3\u96c6\uff0c\u6211\u4eec\u628a\u8fd9\u4e2a\u5f88\u5389\u5bb3\u7684\u8d44\u6599\u96c6\u79f0\u4e4b\u4e3aD<sub>all<\/sub>\uff0c\u7136\u540e\u6211\u4eec\u5728\u8fd9\u4e2a\u8d44\u6599\u96c6\u4e2d\u627e\u5230\u7684\u6700\u597d\u7684\u9608\u503ch\u79f0\u4e4b\u4e3ah<sub>all<\/sub>\u3002\u4f46\u662f\u6211\u4eec\u77e5\u9053\uff0c\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\u6bcf\u5e74\u90fd\u4f1a\u51fa\u65b0\u7684\uff0c\u6211\u4eec\u4e0d\u53ef\u80fd\u77e5\u9053\u8fd9\u4e2a\u4e16\u754c\u4e0a\u7684\u6240\u6709\u5b9d\u53ef\u68a6\u548c\u6570\u7801\u5b9d\u8d1d\uff08\u8fd9\u91cc\u53ef\u4ee5\u7c7b\u6bd4\u4efb\u4f55\u73b0\u5b9e\u4e2d\u7684\u5176\u4ed6\u95ee\u9898\uff09\uff0c\u8fd8\u6709\u597d\u591a\u5b9d\u53ef\u68a6\u6216\u8005\u6570\u7801\u5b9d\u8d1d\u662f\u6211\u4eec\u8fd8\u4e0d\u77e5\u9053\u548c\u6ca1\u6709\u53d1\u73b0\u7684\uff0c\u6bcf\u5e74\u5b9d\u53ef\u68a6\u6216\u8005\u6570\u7801\u5b9d\u8d1d\u56fe\u9274\u91cc\u90fd\u4f1a\u65b0\u591a\u51fa\u6765\u5f88\u591a\u65b0\u7684\u5b9d\u53ef\u68a6\u6216\u8005\u6570\u7801\u5b9d\u8d1d\u3002\u6240\u4ee5\uff0c\u6211\u4eec\u53ea\u80fd\u62ff\u4e00\u90e8\u5206\u7684\u8d44\u6599\u96c6\u4f5c\u4e3a\u8bad\u7ec3\u96c6\u6765\u4f7f\u7528\uff0c\u8fd9\u91cc\u6211\u4eec\u79f0\u4e4b\u4e3aD<sub>train<\/sub>\uff0c\u7136\u540e\u7528\u8fd9\u4e2a\u8bad\u7ec3\u96c6\u8bad\u7ec3\u5f97\u5230\u7684\u9608\u503ch\u6211\u4eec\u79f0\u4e4b\u4e3ah<sub>train<\/sub>\u3002<\/p>\n\n\n\n<p>\u6362\u8a00\u4e4b\uff0c\u8fd9\u91cc\u4e00\u4e2aall\u4e00\u4e2atrain\uff0c\u5bf9\u5e94\u4e86\u6211\u4eec\u7684\u7406\u60f3\u548c\u73b0\u5b9e\uff0c\u73b0\u5b9e\u4e0d\u53ef\u80fd\u5b8c\u5168\u7b49\u540c\u4e8e\u7406\u60f3\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u5e0c\u671b\u73b0\u5b9e\u8ddf\u7406\u60f3\u8d8a\u63a5\u8fd1\u8d8a\u597d\u3002<\/p>\n\n\n\n<p>\u90a3\u5982\u679c\u6211\u4eec\u8fd0\u6c14\u597d\u7684\u8bdd\uff0c\u60c5\u51b5\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142850-1024x348.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"348\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142850-1024x348.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-257\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u5728\u8fd0\u6c14\u597d\u7684\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9009\u62e9\u7684\u4e00\u90e8\u5206\u8d44\u6599\u96c6\u7684\u8bad\u7ec3\u6548\u679c\u751a\u81f3\u597d\u4e8e\u5168\u90e8\u7684\u8d44\u6599\u96c6\u3002\u4f46\u662f\u8bf7\u6ce8\u610f\uff0cL<sub>all<\/sub>&gt;L<sub>train<\/sub>\u4e0d\u80fd\u8bf4\u660e\u6211\u4eec\u9009\u7684train\u8d44\u6599\u96c6\u7684\u6548\u679c\u5c31\u597d\u4e8eall\u7684\u8d44\u6599\u96c6\uff0c\u73b0\u5b9e\u4e0d\u53ef\u80fd\u8d85\u8fc7\u7406\u60f3\u7684\u3002\u8fd9\u91cc\u53ea\u80fd\u8bf4\u660e\uff0c\u5728D<sub>all<\/sub>\u8fd9\u7ec4\u8d44\u6599\u4e2d\u8bad\u7ec3\u6548\u679c\u597d\uff0c\u5e76\u4e0d\u4e00\u5b9a\u5728\u6240\u6709\u8d44\u6599\u4e2d\u7684\u6548\u679c\u597d\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\u5982\u679c\u6211\u4eec\u8fd0\u6c14\u4e0d\u597d\u7684\u8bdd\uff0c\u60c5\u51b5\u5c31\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142853.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"864\" height=\"563\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142853.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-258\" style=\"width:840px;height:auto\"  sizes=\"auto, (max-width: 864px) 100vw, 864px\" \/><\/div><\/figure>\n\n\n\n<p>\u6240\u4ee5\u6211\u4eec\u5f97\u51fa\u7ed3\u8bba\uff1a\u5f97\u5230\u7ed3\u679c\u7684\u597d\u574f\uff0c\u53d6\u51b3\u4e8esimple\u5230\u4ec0\u4e48\u6837\u7684\u8d44\u6599\u3002\u4e5f\u5c31\u662f\uff0c\u6211\u4eec\u9009\u62e9\u7684\u8bad\u7ec3\u96c6\u5f88\u5927\u7a0b\u5ea6\u4e0a\u51b3\u5b9a\u4e86\u6211\u4eec\u6a21\u578b\u6548\u679c\u7684\u597d\u574f\u3002<\/p>\n\n\n\n<p>\u90a3\u4e48\u5982\u679c\u6211\u4eec\u7528\u540c\u4e00\u4e2a\u9009\u62e9\u7684\u8d44\u6599\u96c6\u8bad\u7ec3\u51fa\u7684h<sub>train<\/sub>\u53bb\u8ba1\u7b97all\u8d44\u6599\u96c6\u548ctrain\u8d44\u6599\u96c6\u7684\u635f\u5931Loss\uff0c\u5b83\u4eec\u4e4b\u95f4\u7684\u5dee\u8ddd\u6709\u591a\u5927\u5462\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142858.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"872\" height=\"665\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142858.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-260\"  sizes=\"auto, (max-width: 872px) 100vw, 872px\" \/><\/div><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u7528\u4ee5\u4e0a\u4e00\u7cfb\u5217\u7684\u63a8\u5bfc\uff0c\u8fd9\u91cc\u6211\u4eec\u76f4\u63a5\u7ed9\u51fa\u7ed3\u8bba\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u671f\u671b\u5728\u540c\u4e00\u4e2a\u6570\u636e\u96c6D<sub>all<\/sub>\u4e2d\u7684h<sub>train<\/sub>\u7684loss\u548ch<sub>all<\/sub>\u7684loss\u4e4b\u5dee\u4e3a\u4e00\u4e2a\u786e\u5b9a\u7684\u6570\u503c\u03b4\uff0c\u8fd9\u4e2a\u03b4\u662f\u4e00\u4e2a\u8d85\u53c2\u6570\uff0c\u8fd9\u4e2a\u53c2\u6570\u662f\u6211\u4eec\u671f\u671b\u7406\u60f3\u4e0e\u73b0\u5b9e\u4e4b\u95f4\u7684\u5dee\u8ddd\u5927\u5c0f\u3002\u8fd9\u91cc\u6362\u53e5\u8bdd\u8bf4\u5c31\u662f\u53e6\u4e00\u4e2a\u5f0f\u5b50\uff0c\u5bf9\u4e8e\u4efb\u4f55\u4e00\u4e2a|H|\u4e2d\u7684h\u800c\u8a00\u90fd\u6709h\u5728D<sub>train<\/sub>\u548ch\u5728D<sub>all<\/sub>\u4e4b\u4e2d\u7684loss\u5dee\u5c0f\u4e8e\u03b4\/2\uff0c\u8fd9\u4e5f\u5c31\u610f\u5473\u7740D<sub>train<\/sub>\u548cD<sub>all<\/sub>\u5f88\u50cf\uff0c\u6240\u4ee5\u4e0d\u7ba1h\u662f\u4ec0\u4e48\uff0c\u7b97\u51fa\u6765\u7684loss\u90fd\u5f88\u5c0f\u3002<\/p>\n\n\n\n<p>\u90a3\u4e48\u518d\u6765\u603b\u7ed3\u4e00\u4e0b\u5c31\u662f\uff1a\u5982\u4f55\u8ba9\u7406\u60f3\u548c\u73b0\u5b9e\u5f88\u63a5\u8fd1\uff1f\u8981\u627e\u5230\u4e00\u4e2a\u5177\u6709\u4ee3\u8868\u6027\u7684D<sub>train<\/sub>\uff0c\u8ba9\u4e0d\u7ba1\u662f\u90a3\u4e2ah\u5728D<sub>train<\/sub>\u548cD<sub>all<\/sub>\u4e0a\u90fd\u5dee\u4e0d\u591a\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-dots\"\/>\n\n\n\n<p>\u90a3\u65e2\u7136\u5f97\u5230\u7684\u7ed3\u679c\u7684\u597d\u574f\u53d6\u51b3\u4e8e\u53d6\u5230\u4ec0\u4e48\u6837\u5b50\u7684\u8d44\u6599\u96c6\u3002\u90a3\u6ca1\u6709\u529e\u6cd5\u8ba9\u7406\u60f3\u66f4\u73b0\u5b9e\u63a5\u8fd1\u7684\u51e0\u7387\u6709\u591a\u5927\uff1f<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u4e0b\u9762\u7684\u8bb2\u89e3\uff0c\u5148\u5728\u6b64\u5904\u58f0\u660e\uff08\u4e00\u822c\u5316\u7684\u539f\u7406\uff09\uff1a<\/p>\n\n\n\n<p>1.\u4ee5\u4e0b\u8ba8\u8bba\u8ddf\u6a21\u578b\u65e0\u5173<\/p>\n\n\n\n<p>2.\u4ee5\u4e0b\u8ba8\u8bba\u5bf9\u8d44\u6599\u96c6\u6ca1\u6709\u5047\u8bbe<\/p>\n\n\n\n<p>3.\u4ee5\u4e0b\u8ba8\u8bba\u8ddf\u635f\u5931\u51fd\u6570\u65e0\u5173\uff0c\u5b83\u9002\u7528\u4e8e\u4efb\u4f55\u635f\u5931\u51fd\u6570\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142901.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"872\" height=\"257\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142901.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-265\"  sizes=\"auto, (max-width: 872px) 100vw, 872px\" 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lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"764\" height=\"372\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142905.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-266\"  sizes=\"auto, (max-width: 764px) 100vw, 764px\" 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class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142908.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"901\" height=\"389\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142908.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-267\"  sizes=\"auto, (max-width: 901px) 100vw, 901px\" 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class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142912.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"890\" height=\"244\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142912.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-270\"  sizes=\"auto, (max-width: 890px) 100vw, 890px\" 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src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"856\" height=\"327\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142915.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-273\"  sizes=\"auto, (max-width: 856px) 100vw, 856px\" 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class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142919.jpg'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"844\" height=\"351\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142919.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-274\"  sizes=\"auto, (max-width: 844px) 100vw, 844px\" 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src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"748\" height=\"350\" data-original=\"https:\/\/tobykskgd.life\/wp-content\/uploads\/2024\/03\/\u5fae\u4fe1\u56fe\u7247_20240311142922.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-275\"  sizes=\"auto, (max-width: 748px) 100vw, 748px\" 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