代码搜索：FFt 有哪些应用？
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www.eeworm.com/read/120694/14792411
m ltmin.m
function LTmin = LTmin(LTg, NumberOfBands)
%
% Authors: Fabien A.P. Petitcolas (fapp2@cl.cam.ac.uk)
% Teddy Furon (furont@thmulti.com)
%
% Changes:
% Michael Arnold (arnol
www.eeworm.com/read/220447/14800533
txt correl.txt
Procedure CORREL(DATA1,DATA2:array of real;N:integer;var ANS:array of real);
var
FFT:array[0..128] of real;
NO2,I:integer; DUM,DUM1,DUM2:real;
begin
TWOFFT(DATA1, DATA2, FFT, ANS, N)
www.eeworm.com/read/118304/14876883
c main.c
#include
#define PI 3.1415926535897932384626433832795
float wav[2048];
void main(void){
unsigned int i,j;
for(i=0;i
www.eeworm.com/read/218840/14904377
m dembisp.m
%D_BISP HOSA Demo: Estimating the Bispectrum (Direct & Indirect methods)
% and Bicoherence (auto and cross)
% demos of bispecd, bispeci, bicoher, bispecdx, bicoherx
%
echo of
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m 11111111.m
2代小波示意程序
2维小波变换经典程序
Daubechies小波基的构造
采用多孔trous算法(undecimated wavelet transform)实现小波变换
平移变换平移法(cycle_spinning)消除gibbs效应
提升法97经典程序
消失矩作用的程序
小波插值与小波构造
小波滤波器构造和消噪程序
小波谱分析mallat算法经典程序
2代小波示
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txt readme.txt
;*************************************************************************************
;*********************** SECTION 1: FFT LIBRARY ***********************************
;*************************
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m pconv.m
function h=pconv(f,g,ctype)
%PCONV Periodic convolution
% Usage: h=pconv(f,g)
% h=pconv(ptype,f,g);
%
% PCONV(f,g) computes the periodic convolution of f and g. The convolution
% is
www.eeworm.com/read/215321/15065437
m ch4_1_4.m
F = fft2(f,256,256);
imshow(F2,[-1 5],'notruesize');
colormap(jet); colorbar
www.eeworm.com/read/214402/15101480
m cftbyfft.m
function [AW,f]=cftbyfft(wt,t)
%cftbyfft.m
%根据参考书修改后的程序，其正确性已经过验证，无论幅度还是频率都是正确的
%本程序采用FFT计算连续时间Fourier变换。输出幅频谱数据对（f,AW）
%
%
N=length(t); %信号的采样点数，也就是FFT的点数N
T=t(length(t))-t(1);
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m exa090300_2.m
%-----------------------------------------------------------------------------
% exa090300_2.m, for fig. 9.3.2,
%-----------------------------------------------------------------------------
clea