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Topic: i want to simplify this code
Replies: 14   Last Post: Apr 22, 2013 7:11 AM

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Posts: 9,850
Registered: 6/7/07
Re: i want to simplify this code
Posted: Apr 7, 2013 5:26 PM
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On 4/7/2013 3:55 PM, mohammed wrote:

...[top posting repaired--don't: hard follow conversation makes]...

> dpb <> wrote in message <kjq2hi$fst$>...
>> On 4/6/2013 2:59 PM, mohammed wrote:
>> > no help :( ?
>> What have you tried???
>> V=[100 200 255 150 50];
>> for i=1:5
>> n=power(2,i);
>> [ix,iy]=find(S==n);
>> for j=ix
>> I(ix(j):ix(j)+(n-1),iy(j):iy(j)+(n-1))=V(j);
>> end
>> end
>> conv2() comes to mind but not sure there's any better way overall w/o
>> thinking about it more than have time for at the moment...

> it show me this error Index exceeds matrix dimensions.
> Error in ==> quadtree at 29
> I(ix(j):ix(j)+(n-1),iy(j):iy(j)+(n-1))=V(j);

Yeah, change to run the loop over 1:length(ix) instead of using ix
directly since you have to use both ix and iy.


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