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Spectrogram of Crossing Chirps

\epsfig{file=eps/tfrxcs.eps,width=\textwidth }
N=512; M=64;
specgram(c+fliplr(c),N,1,M,M-1);
% specgram(sig,Nfft,fs,winlength,novlp);
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``Lecture 6: Time-Frequency Display'', by Julius O. Smith III, (From Lecture Overheads, Music 421).
Copyright © 2020-06-27 by Julius O. Smith III
Center for Computer Research in Music and Acoustics (CCRMA),   Stanford University
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