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load jiangshui91-00ls=length(xn);%对信号进行七阶小波分解[c7,l7]=wavedec(xn,7,'morl');cA7=appcoef(c7,l7,'morl',7);A7=wrcoef('a',c7,l7,'morl',7);D1=wrcoef('d',c7,l7,'morl',1);D2=wrcoef('d',c7,l7,'morl',2);D3=wrcoef('d',c7,l7,'morl',3);D4=wrcoef('d',c7,l7,'morl',4);D5=wrcoef('d',c7,l7,'morl',5);D6=wrcoef('d',c7,l7,'morl'... |
