sherri 发表于 2007-4-25 17:06

请教小波函数的重构

= wavedec2(I,3,'db1');
ca3 = appcoef2(c,s,'db1',3);
= detcoef2('all',c,s,3);
cd3=;
c3=cat(2,ca3,cd3);
J = waverec2(c3,s,'db1');
为什么总说最后一行“???Index exceeds matrix dimensions.”
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