How can I replace integer values in a array?
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I Have some values in a array like this.
A = -4
-4
-4
4
4
4
I want to convert all negative values to 0 and all positive values to 1.
How can I do that.??
Outcome should be :
B = 0
0
0
1
1
1
回答（2 个）
B=(sign(A)+1)/2
1 个评论
William
2021-1-3
... but be aware that sign(0)=0, so B becomes 0.5 in this case.
Image Analyst
2021-1-3
We already answered this in your other question:
B = double(A > 0)
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2021-1-3
2021-1-3
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