how to find maximum value from a matrix then add a value to it and then replace that in the same matrix?

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suchismita
suchismita 2014-6-13
评论： suchismita 2014-6-20
I have a matrix a=rand(4,10), 1)i want to find the maximum or the highest value in matrix a. 2)add 0.001 to that highest value 3)replace the existing highest value with this added new value without changing any other value
can it be done????
please help me... i am too bad in matlab.

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W. Owen Brimijoin
W. Owen Brimijoin 2014-6-13
This ought to do the job!
a=rand(4,10);
a(a==max(a(:))) = a(a==max(a(:)))+0.001;
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W. Owen Brimijoin
W. Owen Brimijoin 2014-6-13
Sure thing! Mind you, if there is more than one entry in your array that each happen to be equal to the maximum value, then that code will add 0.001 to both of them. Be warned!

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