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clc,clear all,close all; load woman; [c,s]=wavedec2(X,2,‘haar‘);%进行2尺度二维离散小波分解。分解小波函数haar %多尺度二维离散小波重构(逆变换) Y=waverec2(c,s,‘haar‘); figure; subplot(1,2,1),imshow(X,map),title(‘原始图像‘); subplot(1,2,2),imshow(Y,map),title(‘重构图像‘);
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原文地址:http://www.cnblogs.com/xixixing/p/5827680.html