replacing the value

2012 3 20
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I have a dataset
gene samples
1 .6 .1 .8
2 .2 .98 .96
10 0.45 .4 .87
like these i have 50 rows and 62 columns
there are three conditions
A=(<=.4)
B=>.4 to .87
C=>.87
from these conditions i want to get output as
A=1,2,10(genes)
B=1,10(genes)
C=2(genes)
please help how to process

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Grzegorz Knor
Grzegorz Knor 2012-3-20

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samples = [
.6 .1 .8
.2 .98 .96
.45 .4 .87 ];
genes = [1;2;10];
%A=(<=.4)
A = genes(any(samples<=.4,2))
%B=>.4 to .87
B = genes(any(samples>=.4 & samples<.87 ,2))
%C=>.87
C = genes(any(samples>=.87,2))

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