Error using trainNetwork (line 184) Number of observations in X and Y disagree.

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Sharena Natasha Nor Hisham 2022-1-22

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https://ww2.mathworks.cn/matlabcentral/answers/1633920-error-using-trainnetwork-line-184-number-of-observations-in-x-and-y-disagree

评论： KSSV 2022-1-22

Please help me, I'm getting this error when I tried to train my network. Thank you. I tried the code from this Reference

Error using trainNetwork (line 184)

Number of observations in X and Y disagree.

%18. train the network
miniBatchSize = 128;
validationFrequency = floor(numel(YTrain)/miniBatchSize);
options = trainingOptions('adam', ...
    'InitialLearnRate',3e-4, ...
    'MaxEpochs',30, ...
    'MiniBatchSize',miniBatchSize, ...
    'Shuffle','every-epoch', ...
    'Plots','training-progress', ...
    'Verbose',false, ...
    'ValidationData',{XValidation,YValidation}, ...
    'ValidationFrequency',validationFrequency, ...
    'LearnRateSchedule','piecewise', ...
    'LearnRateDropFactor',0.1, ...
    'LearnRateDropPeriod',20);
whos XTrain YTrain XValidation YValidation Xbkg
trainedNet = trainNetwork(XTrain,YTrain,layers,options);