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Subject: Re: Proud CT14 owner

Author: Dann Corbit

Date: 17:55:23 11/17/04

Go up one level in this thread


On November 17, 2004 at 19:26:36, Wayne Lowrance wrote:

>On November 17, 2004 at 17:34:25, Dann Corbit wrote:
>
>>On November 17, 2004 at 14:20:09, James T. Walker wrote:
>>
>>>On November 17, 2004 at 05:34:02, Uri Blass wrote:
>>>
>>>>On November 16, 2004 at 21:08:19, Dann Corbit wrote:
>>>>
>>>>>On November 16, 2004 at 20:37:09, Wayne Lowrance wrote:
>>>>>
>>>>>>Being a proud owner of Chess Tiger 14, it pains me to observe posting results
>>>>>>here of Tiger 2004. It seems after a long pause since Tiger 15 that Tiger 2004
>>>>>>is not performing, so far, as well as I would have hoped.
>>>>>>I passed on buying Tiger 15 waiting for Tiger 16 (2004 , guess) and now I dont
>>>>>>expect to buy this version of Tiger for the present time being.
>>>>>>Very sad 4 me because Gambit tiger was/is a fun engine...
>>>>>>With respect and not wishing to harm Christopher.
>>>>>
>>>>>From the sound of it, it is a complete redesign.
>>>>>I have ordered a copy (which comes with Chess Assistant 8).
>>>>>I expect to watch how it plays, to see how much I enjoy it.
>>>>>
>>>>>I expect big things from Christophe.  He has a much faster NPS now, and so he
>>>>>has more slack to play with than before.
>>>>
>>>>
>>>>I think that nodes per second are irrelevant here.
>>>>
>>>>Being twice faster is not more than 50 elo at the ssdf time control and the gap
>>>>between shredder and tiger is clearly bigger.
>>>>
>>>>
>>>>
>>>>  This is an engine that may challenge
>>>>>Shredder before long.  Sometimes, a step sizeways (or even backwards) is
>>>>>necessary before we can take a big step forwards.
>>>>
>>>>I do not expect it to challenge shredder.
>>>>It may be better than shredder8 after enough time but shredder also gets better.
>>>>
>>>>Uri
>>>
>>>The problem I see is that it's 2 times faster (Nps) but not 50 Elo stronger.  In
>>>fact at blitz time control G/5min it is showing only about 10 Elo higher than
>>>Chess Tiger 15 after over 600 games.  If you increase the speed by a factor of 2
>>>and do nothing else you should get a better improvement than what is showing up
>>>in my test.
>>
>>If he had simply put CT on a machine twice as fast, we would see 2x faster and +
>>50 Elo or so.  But he has (obviously) changed the internal representations in
>>some way.  Probably, he will have to rewrite lots of things involving evaluation
>>(though search should not need much change).
>>
>>CT has sat at #1 on the SSDF.  If he decides to put the effort into it, it would
>>be very unsurprising to me if he sat there again.
>
>I am rooting for christophe to achieve this goal

Of course, now that he is a father, he may spend his time at more sensible
pursuits.

So we will see excellence as a function of his interest.  If he thinks he can
support his family well on chess programming, he may decide to do that.



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