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  • 大小: 6KB
    文件類型: .zip
    金幣: 2
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    發(fā)布日期: 2021-05-10
  • 語言: 其他
  • 標簽: MATLAB??

資源簡介

基于BP神經(jīng)網(wǎng)絡(luò)的IRIS數(shù)據(jù)集訓(xùn)練和測試,有完整的數(shù)據(jù)集和實現(xiàn)代碼,直接運行即可得到結(jié)果,并顯示,正確率,誤差,迭代次數(shù)等參數(shù)

資源截圖

代碼片段和文件信息

%%?歸一化
function?[X_norm?maxVal?minVal]?=?featureNormalize(X)

X_norm?=?X;

maxVal?=?max(X);
minVal?=?min(X);

%?樣本個數(shù)
m?=?size(X_norm?1);

%?生成多列一樣的max和min
maxVal?=?repmat(maxVal?m?1);
minVal?=?repmat(minVal?m?1);


X_norm?=?(X_norm?-?minVal)?./?(maxVal?-?minVal);


end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-04-22?14:09??ai_assignment_nn-master\
?????文件??????????53??2017-04-22?14:09??ai_assignment_nn-master\README.md
?????文件?????????292??2017-04-22?14:09??ai_assignment_nn-master\featureNormalize.m
?????文件????????4549??2017-04-22?14:09??ai_assignment_nn-master\iris.txt
?????文件????????1144??2017-04-22?14:09??ai_assignment_nn-master\loadData.m
?????文件????????2636??2017-04-22?14:09??ai_assignment_nn-master\nn.m
?????文件?????????554??2017-04-22?14:09??ai_assignment_nn-master\predict.m
?????文件?????????239??2017-04-22?14:09??ai_assignment_nn-master\random_initialize.m
?????文件??????????87??2017-04-22?14:09??ai_assignment_nn-master\sigmoid.m
?????文件????????2217??2017-04-22?14:09??ai_assignment_nn-master\trainingNN.m

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