How to speed up qz?

I'm doing a monte carlo algorithm where the majority of the time is spent taking the qz decomposition of a 10x10 matrix. Is there any way to speed qz up?

 Accepted Answer

Jan
Jan on 4 May 2011

2 votes

Do you have a multi-core processor but the qz is calculated on one core only? Then split the program to different threads.
Using SINGLE precision data saves 10% time.
QZ uses the ATLAS libs. I don't think that there is a faster implementation.

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Ian
on 4 May 2011

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