spectral+transform 源代码

function [as,f] = AutoSpectra(x,fsa,wla,ola,fra,pfa) %AutoSpectra: Estimates the autospectra of a signal. % % [as,f] = AutoSpect…

function [p,f] = ar_spec (a,var,ns); % function [p,f] = ar_spec (a,var,ns); % Get spectrum from AR coefficients % a vector o…

clear clc %---------------------------------------- %(1) read data %(2) FFT method % %--------------------------------------…

% VTB7 % % VTB7_1 is an example of taking a power spectral density % of data. The power spectral density of a signal % …

ARMAsel_mis_irreg Toolbox for use with Matlab ============================================= Title to ownership ------------…

function phi=capon(y,m,L) % % The Capon spectral estimator. % % phi=capon(y,m,L); % % y

function phi=rfb(y,K,L) % % The statically stable REFIL spectral estimator. % % phi=rfb(y,K,L); % % y

function phi=periodogramse(y,v,L) % % The windowed periodogram spectral estimator. % % phi=periodogramse(y,v,L) % % y -…

function phi=welchse(y,v,K,L) % % The Welch method of spectral estimation. % % phi=welchse(y,v,K,L); % % y -> the data …

function phi=btse(y,w,L) % % The spectral estimator using the Blackman-Tukey method. % The covariance lags are obtained from th…