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Subject: Re: Academics Are Missing an Obvious Idea

Author: Vincent Vega

Date: 16:54:16 02/11/00

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On February 11, 2000 at 19:18:02, Dann Corbit wrote:

>You mean like CAP?
>ftp://38.168.214.175/pub/Chess%20Analysis%20Project%20FAQ.htm

No, I mean something that you can play against.  Also I wouldn't start it if I
expected less than about 1000 users.

>If you mean a program that uses the net to play chess, then that's a lot harder
>than you think.

I have a very good idea how difficult it is to make chess algorithm parallel (I
worked on something a bit similar).  As I said, it wouldn't be real-time though.
 There are still tons of problems with even using alpha-beta, transposition
tables, etc., etc.  But that's exactly why it's so interesting.

>
>Does not mean that people have not tried it or are not working on it.
>
>But consider some of the multiple CPU efforts like Zugzwang, PConners, and
>Cilkchess.  Why don't they totally dominate?  They have something even better
>than a big batch of computers -- all the compute units are hard-wired together.

The problem is the cost of making a massively parallel machine.  Using the power
of the Net you can bring together orders of magnitude more powerful system at a
fraction of the cost.

>The problem is that communication between processors needs to be very fast and
>has a big overhead cost.
>
>These problems may be surmountable, but they are not as simple as falling off of
>a log.

Nobody said it would be easy.  It would be challenging, interesting, and fun
though.



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