How to replace some elements of matrix with zero

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Fateme Jalali
Fateme Jalali 2016-2-10
评论： Image Analyst 2016-2-10
Hello,I have a matrix of data with size 1*256 called hh2. I found local peaks using [pks loc]=findpeaks(hh2);Now in my matrix I want to put zero instead of all elements except local peaks that I found.can any one help me plz?
[pks,loc] = findpeaks(hh2);

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回答（1 个）

the cyclist
the cyclist 2016-2-10
notPeakLoc = setxor(loc,1:256);
hh2(notPeakLoc) = 0;

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