STFT gives the time information along with frequency information of the signal. I used rectangular window which obviously has same width allover the programming. I used a signal with 2 frequencies at 2 different timings. When you see the program you get to see the plots which will make you clear about STFT. The time and frequency information is got with more accuracy...
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Yella (2021). short time fourier transform (https://www.mathworks.com/matlabcentral/fileexchange/31592-short-time-fourier-transform), MATLAB Central File Exchange. Retrieved .
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