finding value index within a range

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Mohammad Golam Kibria
Mohammad Golam Kibria le 22 Sep 2011
hi i have a matrix
a =
1 2 3
4 5 6
7 8 9
I need to find the index of those whose value is greater than 1 and less than 5
how to do this?

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Grzegorz Knor
Grzegorz Knor le 22 Sep 2011
With find function:
a = [
1 2 3
4 5 6
7 8 9];
[row, col] = find(a>1 & a<5)

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