clear

N?=?100;

clear
N?=?1000;

t?=?0:10/N:10-10/N;
zt?=?60*（pdf（‘Normal‘?t-8?0?0.3）?+?pdf（‘Normal‘?t?0?0.8））+rand（11000）*3;
figure（1）;
x?=?0:100/1000:100-100/1000;
plot（xzt）;

[XY]=meshgrid（-5:0.1:10-5:0.1:10）;?
xy?=?[X（:）?Y（:）];
p=mvnpdf（xy[][]）;?P=reshape（psize（X））;

[XY]=meshgrid（-10:0.1:5-5:0.1:10）;?
xy?=?[X（:）?Y（:）];
p1=mvnpdf（xy[][]）;?P1=reshape（p1size（X））;



X?=?0:160/100:160;
Y?=?0:160/150:160;
PS?=?P/3+P1;
PS?=?（PS（:50:150）?+?randn（151101）/500）*600;
figure（2）;
surf（XYPS）;
axis?tight

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????555??2008-01-22?16:51??程序\a.m

?????文件????????391??2008-01-22?15:18??程序\nengliang.m

?????文件???????2877??2008-01-19?19:00??程序\zhouqi.m

?????文件??????73216??2008-01-19?18:52??程序\周期性特征檢測.doc

?????文件???????1274??2008-01-19?18:54??程序\循環(huán)檢測.txt

?????文件??????24064??2009-06-28?16:42??程序\說明文檔.doc

?????目錄??????????0??2009-01-08?12:03??程序

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

???????????????102377????????????????????7