keep_above.m

来自「该程序包为用MATLAB编写的一个实现小波变换的工具箱」· M 代码 · 共 8 行

function [y,m] = keep_above(x,T)

% keep_above - keep only the coefficients above threshold T, 
%   set the rest to zero.
%
% y = keep_above(x,T);
%
%   Copyright (c) 2004 Gabriel Peyr