Author: Uri Blass
Date: 13:40:55 03/15/02
Go up one level in this thread
On March 15, 2002 at 13:50:33, Christophe Theron wrote: >On March 15, 2002 at 02:38:05, stuart taylor wrote: > >>On March 14, 2002 at 08:03:23, Gian-Carlo Pascutto wrote: >> >>>On March 14, 2002 at 07:54:14, stuart taylor wrote: >>> >>>>I've lost contact with all information, since I went away 4 months ago. I've now >>>>been back two weeks, but can't see anything concrete. >>>>Shredder 6.0, Fritz 7.0 look like they are quite compatible with the recent >>>>Tigers, but not better. Deep Fritz looks a little below the top now, but only >>>>slightly. >>>>When will there be something clear?! >>>>So Fritz, Shredder and Tigers are about equal top now? >>>> >>>>What's in plan now? anything which might break away from the pack? >>>> >>>>I'm sorry to ask these obvious questions, but I simply can't see what cokking at >>>>the momment. Results and reports which are posted I often can't understand. >>>>S.Taylor >>> >>>I think a lot of people are anxious to see the next Tiger, but >>>Christophe is refusing to give any expected arrival dates. >>> >>>It'll be interesting to see how Fritz 7 does in the next SSDF >>>list. I would expect it to be a bit (say 20-30 elo) stronger >>>than the ChessTigers, but that could be totally off too. >>> >>>-- >>>GCP >> >>I suppose what we really want to see is Fritz 8.0, as Mr. Morsch was explaining, >>that Fritz 7.0 has much more knowledge, but speed got left behind, which he will >>correct in Fritz 8.0. >>So if Fritz 7.0 is even now the top of a comprehensive rating list like ssdf, >>then fritz 8.0 would REALY be the ideal program. >>Speed within the software itself sometimes seems to be more effective than >>merely multipliyng Mhz,Ghz, with the hardware, although I'm not familiar with >>all the technical workings of it. That's just my observation. >>If only this can be done right now! >> >>Christophe, can you just hint something about what's going on with your >>programs? >>I don't know if you have said anything during the last 4 months! >>S.Taylor >>S.Taylor > > > >Well I'm glad that you ask. Usually people just ask about the release date of >the program, without apparent interest for what will be in it. > >What's going on with Tiger since version 14.0 is that unlike the previous years >I have worked a lot of the EVALUATION of the program. I have tried to work on >evaluation holes (mising knowledge about positional features) and tried to fill >these holes with good chess knowledge. > >For example there is much more endgame evaluation in Tiger 15. Also better >evaluation of the bishop pair (it took approximately 2 months of extensive >research). > >I have worked on search algorithms less than the previous years because as I >said above I focused on the evaluation function. However Tiger15's search is >already better than Tiger14's. I'm getting a much better search depth in the >endgame for example, and many selection holes have been fixed. I also get better >results when mates combinations start to appear on the board. > >Overall I have the feeling that Chess Tiger 15 will not be much better than CT14 >in fast games, but that the difference will be clearly seen at long time >controls because of better stability (reliability) of the evaluation and less >selection holes. I do not understand I remember that you say that fixing the evaluation is more important for palm tiger because the difference is bigger when you cannot search deep enough so I thought that there is going to be bigger improvement in blitz based on your posts. Uri
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.