打开App
360P
[人脸识别]18_作业讲解题2：优化迭代实现、model逻辑实现
18_作业讲解题2：优化迭代实现、model逻辑实现
[人工智能]人脸识别-Python18/32
![[人脸识别]17_作业讲解题2：参数初始化与前向传播、反向传播](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/cf6421b148c44256b15e7c574421ec51~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=Me9X9aBBJ%2FgHPeV8Ag%2FjIJZtxsY%3D)
App10:08![[人脸识别]18_作业讲解题2：优化迭代实现、model逻辑实现](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/c6284559eadc492cba05df270fcf72a6~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=7IsjpOyjnkvD4RXqmkCaxFtqyEk%3D)
App08:42![[人脸识别]19_总结](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/d7d3198a9fe041738456871b3f77c0ae~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=xhCYKt5HFCfMNvCSZxWtIaFalIA%3D)
App05:21![[人脸识别]20.浅层神经网络](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/cc3afacff2f744189d167e523e0ec2f0~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=tZyjNT4NUV6EJAMRKt8spO1RhD8%3D)
App00:17![[人脸识别]21_浅层神经网络表示](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/b55e17dd8d3243458c0095a8bbe0faa0~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=rhF93Sdpp4W8TdYM2V0XRv%2FKdW0%3D)
App08:19![[人脸识别]22_浅层神经网络的前向传播](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/e8362bea70544ab6b1cbec525971afba~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=TCdru9WhGJuDhr8QuCVs41Bu6Mk%3D)
App06:54![[人脸识别]23_激活函数的选择](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/38514f38e996472baafd0454d6f4765f~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=mlIeYr9dh4MT6%2F%2BW3uoBQb%2FK%2FWw%3D)
App11:16![[人脸识别]24_浅层神经网络的反向传播](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/2b1c2e3f7a234c4988b19a4165fd659b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=u82vbNKz%2FhrQihBNfsoD4IVFFg4%3D)
App10:25![[人脸识别]25_作业介绍](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/bb21ab3a34a54c659c8f6e29987272aa~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=6w3IouhoZx%2BIPiWPIh8AlDQzlOI%3D)
App02:41![[人脸识别]26_作业实现：初始化模型与前向传播](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/ee1534b4123f4f8ab13a39edd0c4e0c5~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=CFyLhgCjc3helGPe3OYeI409i3o%3D)
App11:59![[人脸识别]27_作业实现：反向传播与更新梯度](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/921360b3adf5466bb67d7bfbded4d045~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=WKOiWs2WvI526bNaWCvohgPx2pM%3D)
App14:14![[人脸识别]28_作业实现：网络模型逻辑实现](http://p26-sign.bdxiguaimg.com/tos-cn-p-0000/4e9aa37965cd4a348523b694e270d405~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=2ziUIoIIXICjYv%2Bl1KDviA7E2is%3D)
App05:33![[人脸识别]29_总结](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/4a79f3668c1b47aa89fa58d96cd11615~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=GXal9HTHoGo0CxAjXhYJ6uok3E4%3D)
App02:34![[人脸识别]30_深层神经网络表示](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/83716f9a626b40b18fac78a88cf2589e~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=yizj8Z3ZHX7NOce%2BSAjD%2FNXwtd0%3D)
App08:16![[人脸识别]31_深层神经网络的反向传播过程](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/d4fffd0d224649828c7f31465bcc6454~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=IjRN53%2BIWlTHgGVB7a5eqWVJGk8%3D)
App05:26![[人脸识别]32_参数初始化与超参数介绍](http://p3-sign.bdxiguaimg.com/tos-cn-p-0000/1aa5ca2df4dc4bc3812450ba1c381129~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20240907140936C5FBFA94948B59505B0F&requestFrom=704&version_code=80402&x-expires=1757225376&x-signature=FHDaFxLEKGxAqdZMrLYrpzmYcVI%3D)
App06:19打开App观看
