www.gusucode.com > wavelet 源码程序 matlab案例代码 > wavelet/MRAOfDeutscheMarkUSDollarExchangeDataExample.m
%% MRA Using Minimum Bandwidth Scaling and Wavelet Filters % Obtain the MRA for the Deutsch Mark - U.S. Dollar exchange rate data % using the minimum bandwidth scaling and wavelet filters with four % coefficients. % Copyright 2015 The MathWorks, Inc. load DM_USD; Lo = [0.4801755, 0.8372545, 0.2269312, -0.1301477]; Hi = qmf(Lo); wdm = modwt(DM_USD,Lo,Hi); mra = modwtmra(wdm,Lo,Hi);