[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: FYI: optimizing certain matrix arithmetic
From: |
Jaroslav Hajek |
Subject: |
Re: FYI: optimizing certain matrix arithmetic |
Date: |
Fri, 25 Sep 2009 07:40:47 +0200 |
On Fri, Sep 25, 2009 at 7:33 AM, Shai Ayal <address@hidden> wrote:
> On Fri, Sep 25, 2009 at 8:26 AM, Michael D Godfrey
> <address@hidden> wrote:
>> On 09/24/2009 10:16 PM, Jaroslav Hajek wrote:
>>>
>>> If you compiled Octave yourself, you can hardly call that a "standard
>>> distribution".
>>>
>>
>> Sorry I was not exactly precise. This will be a standard
>> distribution to due course.
>>>
>>> Is there no ATLAS package for Fedora?
>>>
>>>
>>
>> Yes, there is atlas and atlas-devel, and some other things
>> with atlas in their name. Does Octave use these?
>
> ATLAS is an attempt to empirically optimize BLAS, and acts in as a
> replacement for the BLAS routines. As such it will provide better
> performance. AFIK matlab uses ATLAS.
Does it? I thought they shipped Matlab with the MKL from Intel...
which usually outperforms ATLAS somewhat, at least on Intel CPUs...
--
RNDr. Jaroslav Hajek
computing expert & GNU Octave developer
Aeronautical Research and Test Institute (VZLU)
Prague, Czech Republic
url: www.highegg.matfyz.cz
- Re: FYI: optimizing certain matrix arithmetic, (continued)
- Re: FYI: optimizing certain matrix arithmetic, Michael D Godfrey, 2009/09/23
- Re: FYI: optimizing certain matrix arithmetic, John W. Eaton, 2009/09/23
- Re: FYI: optimizing certain matrix arithmetic, Michael D Godfrey, 2009/09/23
- Re: FYI: optimizing certain matrix arithmetic, Jaroslav Hajek, 2009/09/24
- Re: FYI: optimizing certain matrix arithmetic, Michael D Godfrey, 2009/09/24
- Re: FYI: optimizing certain matrix arithmetic, Jaroslav Hajek, 2009/09/24
- Re: FYI: optimizing certain matrix arithmetic, Michael Godfrey, 2009/09/24
- Re: FYI: optimizing certain matrix arithmetic, Jaroslav Hajek, 2009/09/25
- Re: FYI: optimizing certain matrix arithmetic, Michael D Godfrey, 2009/09/25
- Re: FYI: optimizing certain matrix arithmetic, Shai Ayal, 2009/09/25
- Re: FYI: optimizing certain matrix arithmetic,
Jaroslav Hajek <=
- Re: FYI: optimizing certain matrix arithmetic, Michael D Godfrey, 2009/09/25
- Re: FYI: optimizing certain matrix arithmetic, Jaroslav Hajek, 2009/09/25
- Re: FYI: optimizing certain matrix arithmetic, Michael D Godfrey, 2009/09/25
- Re: FYI: optimizing certain matrix arithmetic, Jaroslav Hajek, 2009/09/25
Re: FYI: optimizing certain matrix arithmetic, Ben Abbott, 2009/09/25