random matrix with fix data

som
2013 1 1
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Hi all,
I generated A matrix including random and normal variable as below:
A=randn(4);
Whenever I run this command, different data will be generated.
How can I generate A matrix with fixed random variable.
I mean in every running A matrix doesn't change.
Thanks,

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回答（1 个）

Azzi Abdelmalek
Azzi Abdelmalek 2013-1-1

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s=rng;
randn(4)
rng(s),
randn(4)

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som
som 2013-1-1
can you tell me what the 'rng' is? your answer is a bit ambiguse.
Azzi Abdelmalek
Azzi Abdelmalek 2013-1-1
编辑：Azzi Abdelmalek 2013-1-1
rng restore the original generator settings. Have you tried it? and you can also look at the matlab help
help rng

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som
som
2013-1-1

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