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How to decompose more than one signal simultaneously in Signal Multiresolution Analyzer app and Wavelet Signal Analyzer app？
Hi, Wavelet Signal Analyzer only supports importing one signal at a time. Currently, we do not support multi-channel input for ...
mer än 2 år ago | 0
Liftscheme Integer 2 Integer Method
Hi Dylan, Thanks for reaching out. You can create the lifiting scheme using the following command: liftscheme = liftingScheme...
mer än 2 år ago | 0
Why does the variance not coincide with the autocorrelation function in 0?
var(x) = sum((x-mean(x)).^2)/1000 while y(lags==0) is just calculating sum(x.^2). Because of the normalization var does your res...
mer än 2 år ago | 0
How to calculate energy of each audio signal(dataset) decomposed using emprical wavelet transform and use the signal with most highest energy for further feature extraction
You can use ewt function in wavelet toolbox to calculate the signal projection at different frequency band. https://www.mathwor...
mer än 2 år ago | 0
Undefined function 'symsum' for input arguments of type 'double'. for terahert band system model
Hi, If you are calling symsum with two inputs, the first input has to be a symbolic expression. As you are entering signal_bw a...
mer än 4 år ago | 0
| accepted
Reduce computational time for nested for loops
Hi, You can definitely speed up the process by vectorization. https://www.mathworks.com/help/matlab/matlab_prog/vectorization...
mer än 4 år ago | 0
| accepted
Compute the Fourier Transform for: x(n)=u(n)-u(n-6); x(n)=[(2^n)*u]*(-n); x(n)=[-2,-1,0,1,2]
Hello, I believe you are trying to calculate the Fourier Transform of the three signals. x[n] = u[n]-u[n-6] = 1, n = 0,1,...5,...
mer än 4 år ago | 0
