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What is the restriction of using FFT ?
I read a paper saying Fourier analysis restriction : System must be linear; data must be strictly periodic or stationary otherwi...
거의 11년 전 | 답변 수: 2 | 1
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Need help to determine stopband
I got a frequency of 6 - 16 Hz to pass through. but how do i determine what is my stopband? xd = double(myRecording); ...
거의 11년 전 | 답변 수: 1 | 0
1
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How to create low pass filter for audio file?
How do i create a low pass filter for an audio file? I would like to keep 20 Hz and below Sampling rate 8000 Hz Thanks
거의 11년 전 | 답변 수: 2 | 0
2
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Need some explaining on signal processing terms
I need some explaining on certain terms in signal processing which I don't understand: 1. What is windowing ? Is it to analys...
대략 11년 전 | 답변 수: 1 | 0
1
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How to find spectrum envelope from wav file
How do I measure the energy change of the spectrum envelope 20 - 40 hz from from a wav file and plot it to graph? my recording i...
대략 11년 전 | 답변 수: 2 | 0
2
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find power of signal
Hi, how do i find total power of signal from a wav file and display it on axes ? I currently only have this. [myRecording,fs]...
대략 11년 전 | 답변 수: 2 | 0
