Alexander Voznesensky
SPb GETU "LETI"
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Question
MATLAB interrupting the algorithm by timer
你好！I need to set a time limit on an algorithm. I want to throw an error and stop while cycle in try block after 3 seconds, then...
12 months ago | 2 answers | 0
2
answersQuestion
GPU for loop parallelization
Hi there! Is it possible to perform for loops (i,j) on GPU here? I know about arrayfun in MATLAB, but in this case i don't sure ...
3 years ago | 1 answer | 0
1
answerQuestion
About decimation in DWT
你好！I'm studying DWT by this link http://slideplayer.com/slide/4998644/. And I have 2 question (slide on 18.07): 1. We should...
4 years ago | 2 answers | 0
2
answersQuestion
About using cwt function
嗨,伙计们!我有点困惑强g cwt function. I know, that some wavelets have a scaling function (phi), but some ...
4 years ago | 1 answer | 0
1
answerQuestion
Plot Wavelet FFT in Hz
你好！I'm trying to do fft of wavelet function. But I'm confused: how to define x-axis f in Hz? Here is my code: scales=1:10...
4 years ago | 2 answers | 0
2
answersQuestion
fread: how to read n bytes from bin files
你好！I have a binary file. It consists of records: 8 byte long, 4 byte float, 4 byte float, 4 byte float. I want to read the file...
4 years ago | 2 answers | 0
2
answersgenerate and modulate white gaussian noise sound with matlab
你好！You may use randn().
5 years ago | 0
显示图像及其部分
你好！Use: imshow(I). h = gcf - current figure handle. So, you can set the position: set(h,'Position', [100, 100, 16, 16]). I is a...
5 years ago | 1
what is the matlab code to remove noise from the speech signal?
你好！As far, as i know, there is no built-in functions. But, who knows. You can use wavelet transform for denoising.
5 years ago | 0
Question
FFT in dB scale
Hi everybody! I'm trying to use dB scale in FFT. I've found the example
5 years ago | 1 answer | 1
1
answerBand Pass Filter Design using FDA tool
Use fdatool: type fdatool in command line
6 years ago | 0
