function?net?=?cnnapplygrads（net?opts）??
????for?l?=?2?:?numel（net.layers）??
????????if?strcmp（net.layers{l}.type?‘c‘）??
????????????for?j?=?1?:?numel（net.layers{l}.a）??
????????????????for?ii?=?1?:?numel（net.layers{l?-?1}.a）??
????????????????????%?這里沒什么好說的，就是普通的權值更新的公式：W_new?=?W_old?-?alpha?*?de/dW（誤差對權值導數）??
????????????????????net.layers{l}.k{ii}{j}?=?net.layers{l}.k{ii}{j}?-?opts.alpha?*?net.layers{l}.dk{ii}{j};??
????????????????end
????????????????net.layers{l}.b{j}?=?net.layers{l}.b{j}?-?opts.alpha?*?net.layers{l}.db{j};
????????????end??
???????????
????????end??
????end??
??
????net.ffW?=?net.ffW?-?opts.alpha?*?net.dffW;??
????net.ffb?=?net.ffb?-?opts.alpha?*?net.dffb;??
end??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-17?20:52??銀行卡數字識別\
?????文件?????????792??2017-03-17?20:29??銀行卡數字識別\1.jpg
?????文件?????????742??2017-03-17?20:29??銀行卡數字識別\10.jpg
?????文件?????????731??2017-03-17?20:29??銀行卡數字識別\11.jpg
?????文件?????????717??2017-03-17?20:29??銀行卡數字識別\12.jpg
?????文件?????????662??2017-03-17?20:29??銀行卡數字識別\13.jpg
?????文件?????????712??2017-03-17?20:29??銀行卡數字識別\14.jpg
?????文件?????????684??2017-03-17?20:29??銀行卡數字識別\15.jpg
?????文件?????????730??2017-03-17?20:29??銀行卡數字識別\16.jpg
?????文件?????????732??2017-03-17?20:29??銀行卡數字識別\17.jpg
?????文件?????????705??2017-03-17?20:29??銀行卡數字識別\18.jpg
?????文件?????????649??2017-03-17?20:29??銀行卡數字識別\19.jpg
?????文件?????????753??2017-03-17?20:29??銀行卡數字識別\2.jpg
?????文件?????????742??2017-03-17?20:29??銀行卡數字識別\3.jpg
?????文件?????????750??2017-03-17?20:29??銀行卡數字識別\4.jpg
?????文件?????????803??2017-03-17?20:29??銀行卡數字識別\5.jpg
?????文件?????????732??2017-03-17?20:29??銀行卡數字識別\6.jpg
?????文件?????????735??2017-03-17?20:29??銀行卡數字識別\7.jpg
?????文件?????????755??2017-03-17?20:29??銀行卡數字識別\8.jpg
?????文件?????????719??2017-03-17?20:29??銀行卡數字識別\9.jpg
?????文件??????412173??2017-03-16?21:18??銀行卡數字識別\all_data_cnn.mat
?????文件??????340568??2017-03-16?19:56??銀行卡數字識別\all_data_cnn1.mat
?????文件??????260162??2017-03-17?18:39??銀行卡數字識別\all_data_cnnx.mat
?????文件???????24648??2017-03-16?20:20??銀行卡數字識別\all_data_labels.mat
?????文件???????19178??2017-03-17?18:31??銀行卡數字識別\all_data_labelsx.mat
?????文件?????????744??2013-12-07?14:24??銀行卡數字識別\cnnapplygrads.m
?????文件????????3966??2013-12-16?10:56??銀行卡數字識別\cnnbp.m
?????文件????????3761??2017-03-17?18:33??銀行卡數字識別\cnnexamples.m
?????文件????????3864??2013-12-16?10:30??銀行卡數字識別\cnnff.m
?????文件????????3980??2017-03-16?19:17??銀行卡數字識別\cnnff2.m
?????文件????????5235??2013-11-26?13:54??銀行卡數字識別\cnnsetup.m
............此處省略193個文件信息