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ask a question about random sampling
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ask a question about random sampling# Computation - 科学计算
b*e
1 楼
need to random sampling 20k from 1 million volumn data
any suggestion to do this large data processing?
I am not sure matlab or other software can handle 1 million volumn data
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l*n
2 楼
little case ba? if you know the data format
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b*e
3 楼
yes
i know the data format. any program or method suggested?

【在 l*****n 的大作中提到】
: little case ba? if you know the data format
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s*m
4 楼
关注一下。。。
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b*e
5 楼
what do you mean by 1 million volumn data. If it's 1-dimension data with 1 1
million points. Matlab can easily handle that. and 'randsample' can do what
you what.

【在 b***e 的大作中提到】
: need to random sampling 20k from 1 million volumn data
: any suggestion to do this large data processing?
: I am not sure matlab or other software can handle 1 million volumn data
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