Author: Bob Durrett
Date: 16:07:23 01/08/04
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On January 08, 2004 at 18:16:21, Mike S. wrote: >On January 08, 2004 at 17:16:17, Bob Durrett wrote: > >>HIARCS X plays as “sinferno” at ICC on an AMD Athlon XP 2400+ @ 2.5GHz computer. >>It holds the "official" ICC Blitz Record at 3604 and has the fewest losses and >>better overall records versus strong titled players than any other computer on >>ICC. It has only lost five games to two titled players but has played a large >>number of GMs, IMs and FMs. It is currently the top engine at ICC using >>Standard time limits. >> >>Why is that? Why is it better than all the other chess engines no matter what >>the hardware? Is SSDF missing something here? Is there a disconnect here? > >In can only say that Hiarcs 9 has a tremendous tactical strength within short >thinking times. I'm testing this at 1 minute (max.) per position at Athlon1200 >MHz, and Hiarcs 9 is currently leading ahead of King 3.23, Fritz 7 NoMMX, Nimzo >8 etc. > >http://members.aon.at/computerschach/quick/quickxls.zip > >The tactical speed and strength, IOW deep search and effective extensions, is >certainly the most decisive factor when chess programs win against strong humans >in blitz (and most probably in shorter standard times too). Of course, ALL top >engines - and even less top engines - are very good at this compared to humans, >but IMO Hiarcs 9 may have "the edge" in that particular component of the total >strength, currently. It is also visible in engine competition, where the >tendency is IMO, that Hiarcs 9 ranks better the shorter the thinking times are. > >I didn't test all the new top engines though. I saw the "inofficial" ICC blitz >record is currently held by an account running Chess Tiger 15 (on a computer >slightly faster than sinferno's). I think Tiger 15 is also relatively better on >shorter times, as a general impression from various rating lists I have in mind. > >Regards, >M.Scheidl Your observations seem to suggest, perhaps astutely, that the best design for an anti-human engine may be significantly different from the optimal design for play against other computers. Agree? Bob D.
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