Sameer Karim

2018 年からアクティブ

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質問

Multiplying each row vector with each column vector.
I have two matrix X and Y of shape 7800x784 and 784x7800. X !=Y'. I want to multiply each row of X with each column of Y to get ...

8年弱前 | 1 件の回答 | 0

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質問

Applying a function to each row vector of a matrix
I have a function that I want to apply to each row of a 7800x784 matrix. The function returns a scalar and puts it into a 7800x...

8年弱前 | 1 件の回答 | 1

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質問

Using arrayfun on 2d matrix
for i = 1:D Xtr = arrayfun(@(x) binarize(x, threshold), Xtrn(:, i)); end Xtrn is a MxD matrix Xtr is a MxD matrix ...

8年弱前 | 1 件の回答 | 0

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質問

Vectorising this particular for loop
for c = 1:M YY(c,1) = Y(c,:)*Y(c,:)'; end *Y is a MxD matrix* *I want to get a matrix YY that is Mx1*

8年弱前 | 1 件の回答 | 0

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