i have a lena image of 5125123 .i want to display only the first row of entire image.and then find the probability of each pixel values in first row. i.e how many time a particular pixel value repeats can any one help

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juveria fatima 2018-3-13

评论： juveria fatima 2018-3-13

KSSV 2018-3-13

A = randi([-5 5],10,10) ;
% probability of 3 appearing in first row
A1 = A(1,:) 
P = nnz(A1==3)/10

juveria fatima 2018-3-13

same above qns the sum of probability should be one .in that way i want to display

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i have a lena image of 512*512*3 .i want to display only the first row of entire image.and then find the probability of each pixel values in first row. i.e how many time a particular pixel value repeats can any one help