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Subject: Re: Tournaments

Author: Thoralf Karlsson

Date: 12:32:56 04/27/98

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On April 27, 1998 at 11:26:53, Ed Schröder wrote:

 >>If Fritz autoplayer is clean, does it increases the possibility of
>>future Rebel coming into SSDF again? I hope so!
>
>I don't think so. Rebel and auto232 has always been PUBLIC. Hidden
>autoplayers have an advantage above the public ones. This is unfair
>competition.

Hi Ed,

If I understand you correctly, you haven't so far found any signs of
cheating when Fritz5's autoplayer is used against Rebel 9. If yours and
Enriques further testing confirms this, I presume that the hypothesis of
cheating can be put aside.

You say that hidden autoplayers have an advantage above the public ones
and that this is unfair competition. I agree that it costs more for you
to play manually against Fritz 5 than for ChessBase to play
automatically against your program. Still I cannot understand why it
should be a task for SSDF to secure that the economical conditions for
chess programming are equal. As far as I can see they are probably
rather unequal, even if all autoplayers were public.

You said in an email that it would have been OK for you if SSDF had
played the Fritz 5-games manually. But assuming that there is no
cheating, why would it be better if SSDF used an extremely slow (and by
the way practically speaking impossible) way of confirming the rating of
Fritz 5? The rating would still be the same apart from statistical
variations.

The original reason for the SSDF rating list was to give the consumers
information about the relative strengths of chess computers/programs. A
buyer of Fritz 5 wants, among other things, to know how good it plays
against other computers. I don't think that they care if the production
costs has been somewhat higher or lower.

A question: If ChessBase would release their autoplayer, would then
everything be OK for you?

>
>Furthermore I regret the silence of the SSDF very much. 4 main chess
>programmers have complained. The complaints are from end of February.
>Now we are 2 months further. No official answer, just silence, silence
>and silence.

Some of the firsts complaints came from Ossi Weiner in a group email,
which I responded. He didn't react on my answers but instead sent
several new emails with fierce attacks on the SSDF rating list. Many
other persons on CCC and in the group emails answered Weiners letters,
so in my opinion it wasn't so urgent to answer them.

Several persons, some known, some unknown have received answers to their
private emails concerning Fritz 5. Some answers have also been given in
group emails.

I have answered three of your emails, although I admit it took
unnecessarily long time. You know that I have sent emails to most of the
programmers asking them about the possibilites for cheating with
auto232, and other questions. This has been done in an honest effort to
take your accusations seriously, even if I didn't believe in them. It
takes time to investigate all of the hypotheses put forward. This is a
hobby for me. I have several other things to do.

I could have defended the SSDF rating list better, OK. But your
description of the complete silence from SSDF isn't correct.

>
>10-14 days ago SSDF posted that there will be no April list. Why?

I simply don't have time for it at the moment. And before something is
officially decided, matters have to be investigated first. This takes
time.

>Furthermore the posting also said, next list in May or June. I then
>decided to quit SSDF. I don't like to wait another 2 months on an
>answer, also I don't like to be ignored.

I'm sorry if you feel ignored. How do you think I feel?

Thoralf Karlsson



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