%合并后
t=0:0.001:10;
x=0.3*sin（t）?+?sin（1.3*t）?+?0.9*sin（4.2*t）?+?0.02*randn（1?10001）;
figure;?
plot（x）;?[maxtab?mintab]?=?peakdet（x?0.5）;
hold?on;?
plot（mintab（:1）?mintab（:2）?‘g*‘）;
plot（maxtab（:1）?maxtab（:2）?‘r*‘）;

?屬性????????????大小?????日期????時間???名稱
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?????文件????????228??2015-01-25?13:13??peakdet\matlab_peaket.m

?????文件???????1669??2015-01-24?11:19??peakdet\peakdet.m

?????目錄??????????0??2015-01-25?13:15??peakdet

-----------?---------??----------?-----??----

?????????????????1897????????????????????3