求助：大家帮我看看这个问题

weixiaocike

我编写了也一段程序，但是运行时总是报错，请大家帮我看看是那里的问题，谢谢

[c,l]=dwt(s,g,h);
d5=wrcoef('d',c,l,g,h,5);
其中s是信号，g是低通滤波器系数，h是高通滤波器系数，我现在想重构出高频信号，但是总是报错，请问那里的问题呢？


Warning: Integer operands are required for colon operator when used as index.
> In detcoef at 59
  In wrcoef at 67
  In jiance1 at 17
??? Error using ==> wkeep1
Arg2: invalid argument value

Error in ==> upsconv1 at 41
    y = wkeep1(y,s,'c',dwtSHIFT);

Error in ==> wrcoef at 76
for k=2:n , x = upsconv1(x,Lo_R,l(imin+k),dwtATTR); end

Error in ==> jiance1 at 17
d5=wrcoef('d',c,l,g,h,5);

weixiaocike

大家帮帮我吧，很急啊