看板Programming
标 题Re: ? operate only on selected nodes in MatLab
发信站KKCITY (Thu Aug 24 10:52:53 2006)
转信站ptt!ctu-reader!Spring!news.nctu!news.ntu!bbs.ee.ntu!news.kkcity.com.tw
b=size(find(a>=0.5),1)
%May I suggest some basic reading like "getting started"?
%Just a thought.
※ 引述《ccos ( )》之铭言：
> a = rand(3,2);
> b = 0.0;
> for m = 1:1:3
> for n = 1:1:2
> if a(m,n) >= 0.5
> b = b+1.0;
> end
> end
> end
> How to implement the above in a more efficient way?
> Thanks,
> by Cheng Cosine
> Aug/23/2k6 NC
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