Author: Chris Whittington
Date: 08:18:18 11/05/97
Go up one level in this thread
On November 05, 1997 at 11:03:03, Amir Ban wrote: >On November 05, 1997 at 05:44:12, Chris Whittington wrote: > >> >>On November 05, 1997 at 05:25:53, Thorsten Czub wrote: >> >>>On November 05, 1997 at 04:29:45, Amir Ban wrote: >>> >>>>On October 31, 1997 at 16:51:36, Ingo Althofer wrote: >>>> >>>> >>>>>A special case is Junior. In round 4 it won against Ferret. However, >>>>>Junior started the tournament on a K6-200 and switched to a PII-300 >>>>>at some point. Currently I don't know on which hardware Junior >>>>>played this round 4. >>>>> >>>> >>>>Junior played on the K6-200 the first 5 rounds (first P6-300 was 6th >>>>round against CSTal). So the Ferret game does deserve the beer ! >>>> >>>>Amir >>> >>>Hi Amir !! It is nice to see you healthy back. I had a rough travelling, >>>because I wanted to cross the french border before the >>>lorry-driver-strike stops any traffic ! >>> > >Hi Thorsten ! Does it really suit your ideology to complain about a >STRIKE ?? > > >>>I am awaiting your engine to upgrade my FRITZ. Hurry !! I want to find >>>out more about your program ! >> >>We know some stuff now ...... >> > >It's the "let's speculate out loud to attract more information" trick >again, Chris ? This never fails to work. Yeah, I thought you'ld fall right in :) Thanks :) > > >>SSDF nearly 2400 >> >>150,000 nps on the P2 300 >> > >Closer to 240-250K. > > >>This is comparable to Nimzo / Fritz / Ferret / Crafty. So he's either a >>pre-processor or a tip node processor doing fast evaluations like these. >> > >To my knowledge this is south of Fritz / Nimzo but north of Ferret / >Crafty. So, some pre-processing, but some leaf node processing too ? > > >>Junior was printing 13,14,15 at each iteration. Amir said this was >>'half-plies'. (Frans Morsch quipped he'ld start printing quarter-plies >>on Fritz for PR purposes) >> >>Amir said this half ply count was full width. So he gets 7 or so full >>width plus extensions on tournament times. >> > >Yes, but don't forget that Junior is not null-move. This gets a bigger >sensation these days than saying you are not alpha-beta. Vincent will be disappointed. No double null-move either :) >The search is >rather heavily extended. that was clear from the games .... > > >>The games I saw, Junior looked to be generating king attacks quite >>often. At 150,000 nps I doubt he has sufficient time to effectively >>evaluate a good kign-attack term, so my guess is that he is >>pre-processing himself into these positions. This is probably random. >> >>The user-interface graphics screen is horrible. Amir spends him time on >>chess stuff, not looking pretty. >> > >You should have seen it before it was improved and made pretty. Anything else to tell us .......... ? Special tricks we don;t know about ...... ? Chris > >> >>Going out on a limb, without much evidence, I think junior is a >>pre-processor but has done something clever to get round the inherent >>problems. This had given him a good edge. >> >>Chris Whittington >> >> >>> >>>Have a nice day !
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