Re: [boost] [xpressive] Performance Tuning?

Subject: Re: [boost] [xpressive] Performance Tuning?
From: Thorsten Ottosen (thorsten.ottosen_at_[hidden])
Date: 2009-07-30 04:38:39

Edward Grace skrev:
>>> I'm clearly going to have to ponder this in some depth.  While I've
>>> thought about trying to get the  maths (statistics) right, I've not
>>> really given the nitty gritty of the machine's operation a great deal of
>>> thought.
>>
>> Well, there you have it. I'd love to have your expertise on statistics
> 
> I claim none!  I've been trying to learn as I go - perhaps a little 
> knowledge is a dangerous thing!
> 
>> plus Matthias Troyer, et al. test harness be combined in an easy to
>> use benchmarking library.
> 
> Be careful what you wish for, it might come true... ;-)
> 
>> Benchmarking is such a black art :-) !
> 
> I totally agree! Like presumably many others, this appeared to me to be 
> a trivial problem - at first sight.  In fact it's anything but 
> straightforward. I bet there are half a dozen or so PhDs sitting in this 
> particular dark recess of computing.
>

Well, I normally use a tool like vtune running the code on real data. Do 
you think such a tool is unreliable?

-Thorsten