[boost] Re: Probing interest in fixed dimension matrix class

From: Sascha Seewald (vudu_at_[hidden])
Date: 2005-06-02 06:54:51

I'd be very interested in that functionality.

Sascha

christopher diggins wrote:
> I have just finished writing a fixed dimensionality matrix template 
> (kmatrix<T, Rows, Cols>) which appears to significantly outperform the 
> ublas::matrix. Is there any interest? Below are the results of the 
> benchmarks using Visual C++ 7.1 on an Intel Celeron 1.6 GHZ:
> 
> Integer matrix multiplication:
> 
> 2,2 X 2,2
> kmatrix 94 msec elapsed
> ublas 578 msec elapsed
> 
> 3,3 X 3,3
> kmatrix 250 msec elapsed
> ublas 891 msec elapsed
> 
> 100,100 X 100,100
> kmatrix 593 msec elapsed
> ublas 1422 msec elapsed
> 
> 100,1 X 1,100
> kmatrix 172 msec elapsed
> ublas 266 msec elapsed
> 
> 1,100 X 100,1
> kmatrix 625 msec elapsed
> ublas 1718 msec elapsed
> 
> Double matrix multiplication:
> 
> 2,2 X 2,2
> kmatrix 94 msec elapsed
> ublas 593 msec elapsed
> 
> 3,3 X 3,3
> kmatrix 297 msec elapsed
> ublas 1235 msec elapsed
> 
> 100,100 X 100,100
> kmatrix 766 msec elapsed
> ublas 1625 msec elapsed
> 
> 100,1 X 1,100
> kmatrix 203 msec elapsed
> ublas 328 msec elapsed
> 
> 1,100 X 100, 1
> kmatrix 813 msec elapsed
> ublas 2125 msec elapsed
> 
> Christopher Diggins
> http://www.cdiggins.com
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