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f4_4.m
%产生非平稳信号
sig=real(amgauss(128).*fmlin(128));
%%时域波形
figure(1)
plot(sig,'LineWidth',2);
xlabel('时间 t');
ylabel('幅值 A');
%设置窗函数
h=ones(127,1);
%计算短时傅立叶变换
sig=hilbert(sig);
[tfr,t,f]=tfrstft(s
ex4_4.dsp
# Microsoft Developer Studio Project File - Name="EX4_4" - Package Owner=
# Microsoft Developer Studio Generated Build File, Format Version 6.00
# ** DO NOT EDIT **
# TARGTYPE "Win32 (x86) Con
ex4_4.dsw
Microsoft Developer Studio Workspace File, Format Version 6.00
# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
###############################################################################
ex4_4.plg
Build Log
--------------------Configuration: EX4_4 - Win32 Debug--------------------
Command Lines
Creating temporary file "C:\DOCUME~1\OOTTMA\
4_4_2.dsp
# Microsoft Developer Studio Project File - Name="4_4_2" - Package Owner=
# Microsoft Developer Studio Generated Build File, Format Version 6.00
# ** DO NOT EDIT **
# TARGTYPE "Win32 (x86) Con