[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Speedup/Refaktoring loop?
From: |
Thomas Weber |
Subject: |
Re: Speedup/Refaktoring loop? |
Date: |
Tue, 19 Aug 2008 13:04:52 +0200 |
Am Dienstag, den 19.08.2008, 12:27 +0200 schrieb Thomas Weber:
> Am Dienstag, den 19.08.2008, 11:53 +0200 schrieb Andreas Romeyke:
> > Hi,
> >
> > There are any tricks to speedup the following piece of code?
> >
> > for i=1:n
> > a=transpose(U) * X;
> > tmpU = transpose(U)*U;
> These two lines shouldn't be in the for loop at all.
>
> > for j=1:columns
> > b=tmpU*V;
> This line should be taken out of both loops.
Oops, that's obviously wrong. Sorry, I misread your code.
Thomas
- Speedup/Refaktoring loop?, Andreas Romeyke, 2008/08/19
- Re: Speedup/Refaktoring loop?, Thomas Weber, 2008/08/19
- Re: Speedup/Refaktoring loop?,
Thomas Weber <=
- Re: Speedup/Refaktoring loop?, Jaroslav Hajek, 2008/08/19
- Re: Speedup/Refaktoring loop? Extended..., Andreas Romeyke, 2008/08/19
- Re: Speedup/Refaktoring loop? Extended..., Jaroslav Hajek, 2008/08/19
- Re: Speedup/Refaktoring loop? Extended..., Andreas Romeyke, 2008/08/19
- Re: Speedup/Refaktoring loop? Extended..., Jaroslav Hajek, 2008/08/19
- Re: Speedup/Refaktoring loop? Extended..., Andreas Romeyke, 2008/08/27
- Re: Speedup/Refaktoring loop? Extended..., Dmitri A. Sergatskov, 2008/08/27
- Re: Speedup/Refaktoring loop? Extended..., David Bateman, 2008/08/27
- Re: Speedup/Refaktoring loop? Extended..., Andreas Romeyke, 2008/08/27
- Re: Speedup/Refaktoring loop? Extended..., John W. Eaton, 2008/08/27