I will indeed do this when they settle down. Still changing too
rapidly to be meaningful - there are a lot of parameters to be
tuned. Part of the fun is writing code to let Jess tune its own
internal parameters based on the rulebase.
I think James C. Owen wrote:
>
> Ernest:
>
> Would you be so kind as to publish the stats on the tests that you ran?
> Machine, speed, RAM, RAM available to JVM, number of rules, time, etc., for
> both CLIPS and Jess? I, for one, would find this most interesting.
>
> Ernest Friedman-Hill wrote:
>
> > I would caution anyone who might be feeling ambitious that this is NOT
> > a good time to sit down and pound out these mods yourself, in the
> > hopes of contributing them to the greater good. The internal changes
> > in the engine between 5.0a4 and 5.0a5 are DRASTIC. The 5.0a3 to 5.0a4
> > changes inspired me to do similar housecleaning all throughout the
> > code, and the results have been impressive. Jess can now run the
> > University of Texas benchmarks (using a stock Microsoft JVM)
> > noticeably faster than CLIPS 6.04 (compiled with -O2) on the same
> > machine. The speedup scales nonlinearly with problem size, and is most
> > apparent for very large systems. For the "Manners" benchmark, Jess now
> > beats CLIPS by 25% at 64 persons, and by a factor of two at 80
> > persons. I'm using a new smart indexing system in the Rete memories to
> > get this speed.
> >
---------------------------------------------------------
Ernest Friedman-Hill
Distributed Systems Research Phone: (925) 294-2154
Sandia National Labs FAX: (925) 294-2234
Org. 8920, MS 9214 [EMAIL PROTECTED]
PO Box 969 http://herzberg.ca.sandia.gov
Livermore, CA 94550
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