Author: Laurence Chen
Date: 17:07:06 02/20/01
Go up one level in this thread
On February 20, 2001 at 18:09:00, Christophe Theron wrote: >On February 20, 2001 at 10:40:50, Uri Blass wrote: > >>On February 20, 2001 at 10:22:33, Christophe Theron wrote: >> >>>On February 20, 2001 at 09:03:00, Fernando Villegas wrote: >>> >>>>On February 20, 2001 at 06:17:55, David Beauregard wrote: >>>> >>>>>Chris it was a month ago that the Tiger update was suppose to be released soon. >>>>>Ed said the tiger update was coming out in 2 weeks or something to that effect >>>>>about 2 weeks ago. >>>>>When is soon. Tiger is a very popular product for good reasons. You have done >>>>>an excellent programming job. All I would like to see soon is the book learning >>>>>problem fixed. >>>>>I am sure I speak for a number of your customers when frustration sets in when >>>>>soon turns into months. >>>>> >>>>>Thanks for a wonderful product. >>>>> >>>>>Dave aka LeTiger on ICC >>>> >>>>Hi: >>>>You could bet that the reason of the delay is that Christophe is going to offer >>>>us a REAl GREAT upgrade, far beyond what a normal upgrade is considered to be. >>>>He has just seen new and new ways to improve his already great program and he >>>>cannot stop until fruiction. >>>>Fernando >>> >>> >>> >>>That's right. >>> >>>To all Tiger owners: prepare yourself to receive FOR FREE the new >>> >>> Chess Tiger 14.0 >>> >>>and >>> >>> Gambit Tiger 2.0 >>> >>>Then you'll understand that the wait was worth it. >>> >>> >>> Christophe >> >>Can you tell us details about the improvements? >>Is most of it changing the evaluation function or changing the search rules? >> >>Uri > > >There are improvements in both areas, and in other areas as well. > >A non-exhaustive summary of the changes (by head, I can forget some...): > >* Tablebase support... well if Eugene gives his permission. I still have to ask >him for permission, so don't tell anybody that the next Tiger will support the >Nalimov tablebases yet. :) >* An improved selective search. Tiger reaches the same ply depths faster (or if >you prefer can search deeper in the same time). >* Many endgame improvements including: > * better knowledge of remote passers > * Tiger can mate with KBN against K > * ... >* Improved book learning. >* Better support of non-PC platforms. >* ... > >The resulting ELO improvement is significant and justifies the change in the >major version number. > > > Christophe Hi Christophe, Will you fix the analysis bug in Tiger, too? It seems that Tiger stops its analysis after 4 hours of thinking. I tried with Infinite time and other time, and the same thing happens. I hope you can get this fixed also. Regards, Laurence
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