generating random signal

2011 11 30
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更新时间：2018 3 26
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how do i write a simple matlab code that generates a random signal with amplitude varying from 0 to 200 and has length of 2000??
thanks in advance :)

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Andrei Bobrov
Andrei Bobrov 2011-11-30

5 个投票

please read about function rand
in your case:
out = 200*rand(2000,1);

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Walter Roberson
Walter Roberson 2011-11-30

1 个投票

rand() returns numbers in the range 0 to 1. You can scale and translate those number as needed. You can tell rand() how many values you want to generate.

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