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Subject: Re: Spracklen team, Hirsch, Martin Bryant, Wittington, Lang, etc

Author: Uri Blass

Date: 00:09:54 05/06/02

Go up one level in this thread


On May 06, 2002 at 02:59:53, Slater Wold wrote:

>On May 05, 2002 at 17:17:56, David Dory wrote:
>
>>On May 05, 2002 at 15:38:44, Fernando Villegas wrote:
>>
>>>All those guys I mention above these lines were, in one moment, authors of good
>>>programs. And all those guys are by now retired from chess programming.
>>>Certainly there are probable other names I do not recall. What happened to them?
>>
>>Life happened, I guess.
>>
>>Some of them, I'm sure, had personal reasons for retiring, not related to chess.
>>In the Spracklins case, the "team" got divorced, and their project with Saitek
>>was not stunningly profitable.
>>
>>Yes, I believe there is a creativity factor at work. In the early days of chess
>>programming, it was so exciting just to see a computer play chess at all. A new
>>idea could generate a whole re-write, and net you a huge improvement in playing
>>strength. Consider the change when Northwestern's CHESS went from ver. 4.2 to
>>4.5. Slate & Atkins added something new - a transposition table! This was big
>>and exciting! Would a chess program become unbeatable with this stunning
>>breakthrough?
>>
>>Now, our software improvements are all rather normal, hardly edge-of-your-seat,
>>stuff. Software improvements have been hard to come by for many years (10-15).
>>As the chess program matures, you wind up working just as hard, for (generally),
>>smaller and smaller returns. You can't fight this - it's just the way it is. You
>>already eliminated the big bottlenecks in the first few years, only the smaller
>>one's are left to work on. As you say, the programmers aren't working with big
>>numbers now, it's little "decimal places". This may not be what attracted these
>>people to chess programming in the first place.
>>
>>I think everyone would like to give their chess program one big push, at least
>>once, before they retire from working on it.
>>
>>I think Bob and Ed are exceptions, and exceptional. You'll know when Christophe
>>no longer feels creative - he'll start saying that one's creativity can only
>>last for just so long! :-)
>>
>>Hopefully, that won't happen for creative or economic reasons.
>>
>>Good post - good jaunt down memory lane.
>>
>>David
>>
>>P.S. Bryant's Colossus was a checker's program. Played against Chinook several
>>times. Did it play chess also?
>
>I think you're right on here.  Computer chess has gotten 'boring' to me in the
>last 3 years.  Nothing big, nothing exciting.  15 more Elo here, 10 more here.
>When these guys were around, you're talking 100+ leaps in Elo and knowledge they
>never thought possible.


I do not know how do you see only 15 elo or 10 elo more.

In the last 3 years Fritz got progress of more than 100 elo in the ssdf list.

  Now it's just cleaner code, and more efficient pruning.
> Gets kind boring.

Search is not only about pruning but also about extensions.

Uri



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