Author: Christophe Theron
Date: 19:10:46 02/20/01
Go up one level in this thread
On February 20, 2001 at 20:07:06, Laurence Chen wrote:
>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
Of course. This bug has been fixed shortly after it has been reported here on
CCC (IIRC Uri has reported it first).
Christophe
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