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In order to reduce noise in my training dataset,I attempted a WMF whose weights are shown in a 2-D array as follows(values finally get normalized by division by 15:[1...
Asked on 01/15/2021 by Mr. Johnny Doe
2 answerI'm looking for analytical justification of linearity or non linearity of the wavelet transform with the real Haar mother wavelet function. I have googling already. But I can't find and...
Asked on 01/14/2021 by AMEER
2 answerI am really trying to digest this paper, but the more I read it again, the more I realize that I never fully understood it. Basically, I...
Asked on 01/14/2021 by Eduardo Reis
0 answerI'm currently making a program for speech recognition. In the step of codebook generation using the LBG (Linde-Buzo-Gray) algorithm, I've read that the splitting factor $varepsilon = 0.01$ (generally)...
Asked on 01/13/2021 by an6
0 answerI'm quite new to this field and have a probably rather basic question:Is there an upper bound for the values in a log-magnitude spectrogram generated like this:log1p(abs(stft(signal) **...
Asked on 01/10/2021 by tmueller
2 answerI have a discrete dataset (called V). I want to compute the autocorrelation of V at multiple time horizons. Normally I know that I can use the IFFT of the...
Asked on 01/08/2021 by James Pinkerton
0 answerWe have a position sensor that under some conditions receives some high frequency noise. We can eliminate that very well with a simple mean filtering. ...
Asked on 01/08/2021 by Christopher Oezbek
3 answerWhen calculating DTFT of (1/2)^n u[n]. We evaluate the sum as follows: Please correct statements and answer questions below: 1) So to go from...
Asked on 01/04/2021
1 answerThe Gabor-Heisenberg uncertainty represents the fundamental limit of time and frequency resolution one can extract from a signal. $sigma_t sigma_f geq frac{1}{4pi}$ My question is: what happen in a...
Asked on 01/03/2021 by pierebean
1 answerPardon my ignorance if my question is silly. Lets say I did a binaural recording and found the phase difference between right and left channel. If the recording was done...
Asked on 01/01/2021 by Atra Es
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