minmaxthresh.m

来自「去噪工具包」· M 代码 · 共 33 行

function [x] = MinMaxThresh(y)
% MinMaxThresh -- Minimax Thresholding
%  Usage
%    x = MinMaxThresh(y)
%  Inputs
%    y   signal upon which to perform thresholding
%  Outputs
%    x   result
%
%  References
%    ``Ideal Spatial Adaptation via Wavelet Shrinkage''
%    by D.L. Donoho and I.M. Johnstone.
%
	
	lamlist = [0  0 0 0 0 1.27 1.47 1.67 1.86 2.05 2.23 2.41 2.6 2.77 2.95 3.13];
	[n,j] = dyadlength(y);
	lam = lamlist(j);
	x = HardThresh(y,lam);

%
% Copyright (c) 1993-5.  Jonathan Buckheit, David Donoho and Iain Johnstone
%
    
    
%   
% Part of WaveLab Version 802
% Built Sunday, October 3, 1999 8:52:27 AM
% This is Copyrighted Material
% For Copying permissions see COPYING.m
% Comments? e-mail [e-mail]
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