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libralibra

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ÓàÔó³É(½ð±Ò+2): лл²ÎÓëÓ¦Öú£¡ 2011-09-19 17:27:14
fft - Fast Fourier transform
Syntax

Y = fft(x)
Y = fft(X,n)
Y = fft(X,[],dim)
Y = fft(X,n,dim)
matlab/VB/python/c++/Javaд³ÌÐòÇë·¢QQÓʼþ:790404545@qq.com
2Â¥2011-09-19 17:13:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

cuiyangfresh

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3Â¥2011-09-20 09:27:36
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xulianjing

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by libralibra at 2011-09-19 17:13:46
fft - Fast Fourier transform
Syntax

Y = fft(x)
Y = fft(X,n)
Y = fft(X,[],dim)
Y = fft(X,n,dim)

ÄãºÃ£¬ÎÒÓÐÒ»¸öº¯Êý£¬ºÜ¸´ÔÓ
y=a*exp(-x^2/b)+c*exp(-(x-170.505)^2/e)+c*exp(-(x+170.505)^2/e)+f/(x^2+g)+h/((x-170.505)^2+i)+h/((x+170.505)^2+i)       
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