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关于sparseCodingFeatureCost.m第42行,为何是平方而不是公式中的s乘以s的转置?

Open sinb opened this issue 10 years ago • 0 comments

这一行 sparsityMatrix = sqrt(groupMatrix_(featureMatrix.^2)+epsilon); 按照UFLDL上的公式不应该是这样吗? sparsityMatrix = sqrt(groupMatrix_(featureMatrix * featureMatrix' )+epsilon); 求指教,多谢!

sinb avatar Aug 13 '15 09:08 sinb