Author: Jorge Pichard
Date: 20:39:16 04/06/02
Go up one level in this thread
On April 06, 2002 at 23:06:26, Uri Blass wrote: >On April 06, 2002 at 22:55:19, Jorge Pichard wrote: > >>On April 06, 2002 at 22:36:00, pavel wrote: >> >>>On April 06, 2002 at 22:27:24, Uri Blass wrote: >>> >>>>On April 06, 2002 at 22:13:17, Uri Blass wrote: >>>> >>>>>On April 06, 2002 at 21:43:08, Jorge Pichard wrote: >>>>> >>>>>>SJeng 12.11 is playing without TB to make it fair since Chess Tiger 14.9 doesn't >>>>>>use TB. Even with TB SJeng would have lost this game regardless. Uri is right >>>>>>this SJeng is a tought opponent with an estimated rating by its author close to >>>>>>2400 in standard time control.2. What is Sjeng's status ? >>>>>> >>>>>>PS: Simply consider this a Pearl of a game, Simply an Amazing Performance! >>>>>> >>>>>> >>>>>>It has successfully beaten players rated over 2500 points, including several >>>>>>titled GM's and IM's. One version of Sjeng even attained the first place in the >>>>>>crazyhouse players list on the Internet Chess Club (ICC), and the first place on >>>>>>the Free Internet Chess Server (FICS). Its crazyhouse rating currently >>>>>>fluctuates around 2300 points. >>>>>>Sjeng is probably a bit weaker in bughouse than it is in crazyhouse. Most >>>>>>Sjeng's on the FICS have a rating of about 2000 points in bughouse, with a top >>>>>>of over 2200 points. >>>>>> >>>>>>For standard chess, Sjeng's rating is probably about 2400 ELO. In suicide and >>>>>>losers chess Sjeng beats all but the very best humans, and will beat >>>>>>non-specialized programs easily. >>>>> >>>>>It seems strange to me that sjeng gets only depth 4 or 5. >>>>>I know that we cannot compare depthes of different programs but >>>>>programs usually get bigger depths and even the weak movei on celeron gets >>>>>usually depth 7-9 at that time control. >>>>> >>>>>Uri >>>> >>>>I can add that sjeng can search clearly deeper in the middle game based on the >>>>following post. >>>> >>>>http://www.it.ro/ccc_search/ccc.php?art_id=198392 >>>> >>>>I know that the hardware is better and that sjeng is an older version and the >>>>positions are different but still sjeng could get depth 8 in a few seconds. >>>> >>>>I suspect that your celeron was slowed down by a significant factor so sjeng did >>>>not enjoy from a significant speed advantage that the celeron should give it. >>>> >>>>Uri >>> >>>At this time control (40/40) the depth does seem very odd, even for the most >>>slowest program out there. At this depth, not is it right to compare sjeng with >>>CTP 14.9, Sjeng actually more crippled than CTP in a handheld. >>> >>>pavs >> >>I downloaded the SJeng v12.11 now what version do you suggest?; there doesn't >>seems to be nothing wrong with my Celeron since it is the same one that I have >>been using with Movei From Uri, Bestia, Faile, and Gaviota. If you can suggest >>the best version of SJeng then I will use it. Just give me the website where I >>can find the best Version. >> >>Pichard. > >I believe that 12.11 is good and I do not know the problem(A possible reason >that I can think about is if sjeng is using too much hash tables that the >celeron does not have and I know that using big hash tables that the computer >does not have can cause programs to use the harddisk and be significantly >slower) > >Movei does not use hash tables so there is no problem with it. >Faile's default hash tables is 8 Mbytes so I believe it has no problem. >Maybe Sjeng's default hash tables is too high for your celeron. > >Uri That could be the problem, since the hashtable size by default was set for 12 Mbytes. I will replay the same opening up to 4 moves with the Hashtables set for 6 Mbytes and this time I will use the endgame tablebase with a cache set for 4 MB. Pichard
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