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calculate std and mean for multiple variables automated

조회 수: 6(최근 30일)
Zeynab Mousavikhamene
Zeynab Mousavikhamene 2019년 9월 5일
답변: Catalytic 2019년 9월 5일
I have many variables that need to calculate std and mean for them. Is there any structure (other than defining a function) that can do this calculation for all determined variables instead of writing mean() and std() for each individual variable?
  댓글 수: 1
Rik
Rik 2019년 9월 5일
Are your variables fields of a struct?

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답변(1개)

Catalytic
Catalytic 2019년 9월 5일
Observe -
>> input=rand(10,5)
input =
0.8147 0.1576 0.6557 0.7060 0.4387
0.9058 0.9706 0.0357 0.0318 0.3816
0.1270 0.9572 0.8491 0.2769 0.7655
0.9134 0.4854 0.9340 0.0462 0.7952
0.6324 0.8003 0.6787 0.0971 0.1869
0.0975 0.1419 0.7577 0.8235 0.4898
0.2785 0.4218 0.7431 0.6948 0.4456
0.5469 0.9157 0.3922 0.3171 0.6463
0.9575 0.7922 0.6555 0.9502 0.7094
0.9649 0.9595 0.1712 0.0344 0.7547
>> std(input)
ans =
0.3459 0.3308 0.2935 0.3607 0.2025

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