i have the store of sum and want to know the index

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Shehab Tarek
Shehab Tarek 2020-5-19
回答： Ameer Hamza 2020-5-20
i have the store_sum=[ 0.18,0.27,0.43,0.57];
and i want to know the index
starting from colum colum 2 in this matrix

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Ameer Hamza
Ameer Hamza 2020-5-20
See ismembertol(): https://www.mathworks.com/help/releases/R2020a/matlab/ref/ismembertol.html. Something like this
M % name of your matrix
store_sum=[ 0.18,0.27,0.43,0.57];
[~, idx] = ismembertol(store_sum, M(:,2));
idx is index of elements of store_sum in the 2nd column of M.

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