Hilbert+Huang 源代码

function z=analytic(x) % z=analytic(x) %ANALYTIC Returns the analytic signal corresponding to signal x. % z=hilbert(x);

function [aa, b, c, d, sv] = hilbiir(stp, dly, bandwidth, tol) %HILBIIR Designs a Hilbert transform digital IIR filter. % …

function[A,B]=myhilb(n,m) % MYHILB 生成一个Hilbert矩阵 % [A,B]=myhilb(n,m) % where % n,m are size of the Hilbert matrix,if only one…

function[A,B]=myhilb(n,m) % MYHILB 生成一个Hilbert矩阵 % [A,B]=myhilb(n,m) % where % n,m are size of the Hilbert matrix,if only one…

function [A,f,tt] = hhspectrum(imf,t,l,aff) % [A,f,tt] = HHSPECTRUM(imf,t,l,aff) computes the Hilbert-Huang spectrum % % inputs: …

% HSPEC: Hilbert Amplitude Spectrum % % [S,freq]=hspec(imf,N); % % S - Time-frequency-amplitude matrix % Columns are …

function xl=loweq(x,ts,f0) % xl=loweq(x,ts,f0) %LOWEQ returns the lowpass equivalent of the signal x % f0 is t…

function u=lssb_mod(m,ts,fc) % u=lssb_mod(m,ts,fc) %LSSB_MOD takes signal m sampled at ts and carrier % freq. fc as input a…

function[A,B]=myhilb(n,m) % MYHILB 生成一个Hilbert矩阵 % [A,B]=myhilb(n,m) % where % n,m are size of the Hilbert matrix,if only one…

function [hf, ha] = fah(data,dt) % The function FAH calculates an improved Hilbert frequency and amplitude % of data(n,k), whe…