Limei Cheng

Last seen: 대략 1년 전 | 2020년부터 활동

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질문

changing frequency of a time domain signal by either frequency multiplication or frequency division
I have a periodical signal with period of 1 sec (and samling rate Fs=1000 HZ). Now, I'd like to use FFT and iFFT to change the p...

거의 2년 전 | 답변 수: 0 | 0

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find indices of each first repeated elements in the array (full of repeated values)
The array is about millions length long and full of small segments each with repeated values. Part of the array example is here:...

거의 4년 전 | 답변 수: 1 | 1

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find indicies of maximum and minmum elements of an array in its each segmented smaller arrays, plus mean
I have a large array A (1x3,000,000) and it was segmented by an indexA (1x5,000). Part of A (first 100 element) and indexA are a...

거의 4년 전 | 답변 수: 2 | 0

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find minumum indices of one array in another array
I have two arrays as below: A= [ 47 100 153 207 261 314 368 422 474 527 581 635 687 741 794 847 ...

거의 4년 전 | 답변 수: 2 | 0

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