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Subject: Re: Some comments to various replies

Author: martin fierz

Date: 06:52:01 12/01/03

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On December 01, 2003 at 09:35:37, Steven Edwards wrote:

>Some comments to various replies:
>
>1. The proposed fingerprinting scheme is not intended to detect cloning of code
>that is not immediately related to move selection (why bother?), so criticisms
>on that basis are irrelevent.

if i throw out crafty's evaluation and stick in my own evaluation, i will pass
your test. do you really think that such an engine should be allowed to play in
a computer tournament?

cheers
  martin


>2. If the test suite is run through the same interface that is used to play
>games in the event, then intentional faking on the suite is going to be
>difficult or impossible to perform.
>
>3. If there is doubt about faking the test suite positions, then an additional
>test suite can be made from games actually played it the event.  A difference
>here will indicate probabe faking on the initial test suite or certain faking on
>the secondary test.
>
>4. The test EPD output will include a PV several moves long for each position.
>The probability of non-clone matching declines as the ply increases; the
>matching of long chucks of the PV for many different positions would be a risk
>too high for a cloner to take.
>
>----------
>
>Writing a similarity tester using EPD input should be a simple task of
>mulivariate analysis correlation.  Perhaps I'll do this in an upcoming article
>in the _NACCA Journal_.



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