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Subject: Re: M$ goes Chess?!?

Author: Dann Corbit

Date: 15:34:02 01/05/99

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On January 05, 1999 at 18:13:57, Peter Kappler wrote:
>On January 05, 1999 at 16:57:40, Dann Corbit wrote:
>>On January 05, 1999 at 15:19:09, Peter Kappler wrote:
>>[snip]
>>>"Much stronger" is pretty vague.  This could mean 50 ELO points or 200 ELO
>>>points, depending on your point of view.  Can you be more specific in your
>>>answer?
>
>>Perhaps orders of magnitude stronger.
>
>Argh!  I had just finished complaining that Eugene's "much stronger" comment was
>too vague, and I'm afraid this isn't much better.  I'm looking for quantitative
>estimates, specifically in terms of ELO ratings.
Deep blue is probably 2700-2800.  So about 200 points better than the best
programs would be fair.  Of course, this is orders of magnitude stronger than
the current programs.  Only under very rare circumstances will a 2700 program be
beaten by a 2500 program.

>Please if anybody else has an opinion, and wants to respond, at least give a
>rating range as part of your answer.  Thanks.
>
>>  I worked at Microsoft for about 10 years
>>and I can tell you that they have a large number of very talented people who
>>work there.  You may imagine some giant pool of chowderheads,
>
>No, I don't imagine that at all.  I know some Microsoft people too, and they are
>all very bright.  But I am of the opinion that computer chess is now in the
>realm of diminishing returns.  The current commercial programs already search so
>deep that I think even a 50-100 point improvement in playing strength would be a
>tremendous accomplishment.
>
>I suspect that Microsoft could build something that would reach that "50-100
>point stronger" point if they devoted enough resources.  Again, keep in mind
>that I'm talking about a pure software implementation, and not a mixed
>hardware/software project like IBM's Deep Blue.
If they attacked the problem, it would probably be dramatic, like IBM, to get
attention.  I suspect they would use hardware.  Software only improvements?  I
think it is silly to try to predict how far you can get doing this.  Someone may
invent a smart program that can reason like a GM, by creation of a very
elaborate evaluation function.  I have a friend who is working on a substance
which will store a terabyte of data per square centimeter.  Suppose a square
foot of this were used to store chess information?  They have 50,000+ computers
at Microsoft.

Whenever someone says, "You could not possibly do better than 'X'." I always
imagine that "X+Y" is possible, or even "X*Y".  For example, one time someone
showed me a proof that you can't calculate x, given y, such that x to the x
power is equal to y.  In five minutes I wrote a program to solve it.

I do agree very strongly with your point about +100 elo points.  It is a giant
leap, especially at the top of the scale.  It is also a non-linear leap as we
near the top end.  A 3000ELO program would basically never lose (except to
another program of that strength or a super-GM, should one arrive of that
'size').  Despite the fact that this is only 200-300 points better than what the
world has to offer right now. (Fiddle with a bit of math to find the probability
that a 2500 GM will beat it, for instance).



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