How can I find the indices of a vector?

Question

0 个投票

If I have a row vector,what command allows me to find the indexes that exceed a certain value that I want as a threshold. For example:

A =

I would like in output the indices of the value grater or equal than 0.123, for example.

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Answer 1

Mischa Kim 2014-2-25

编辑：Mischa Kim 2014-2-25

1 个投票

Use

ind = find(A >= 0.123)

Francesco 2014-2-25

And If I want to extract some the numeric value of an 19x2 double array (for example) according to the number of the ind variable how can I do?

Answer 2

Thomas 2014-2-25

编辑：Thomas 2014-2-25

0 个投票

[r,c]=find(A>=0.123)