怎样从矩阵中取值。

17 May 2023
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Updated 17 May 2023
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怎样从一个矩阵中依次取出每三行的数值？？

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saianan
saianan on 17 May 2023

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用 ：
b=a(1:3:end,:)

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Asked:

gdzieax
gdzieax
on 17 May 2023

Answered:

saianan
saianan
on 17 May 2023

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