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Subject: Re: Fritz 6 No king safety code?

Author: Tina Long

Date: 21:22:20 12/09/99

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On December 07, 1999 at 21:37:36, Vincent Diepeveen wrote:

>On December 07, 1999 at 01:21:46, Tina Long wrote:
>
>>On December 05, 1999 at 19:47:14, Vincent Diepeveen wrote:
>>
>>>On December 05, 1999 at 14:25:36, Thorsten Czub wrote:
>>>
>>>>it isn't "astounding".
>>>>Torstein spoke about Fritz6.
>>>>You talk about fritz5.32.
>>>>we don't know so far where fritz6 will rank.
>>>>
>>>>also we don't know if fritz5.32 would react in the same
>>>>way than fritz6 in torsteins experience.
>>>
>>>fritz6 looks tactical stronger and a bit more aggressive tuned
>>>a la nimzo. Hard to say whether tactical stronger is derived
>>>from the more aggressive tuning or from seeing more...
>>>...anyway nothing changed in its eval seemingly, just a few parameter
>>>settings as usual...
>>
>>Hi Vincent,
>>I'm not clear what you are meaning here.
>>
>>"nothing changed in its eval seemingly"  are you meaning the Fritz6 engine seems
>>to be the same as the Fritz5.32 engine?
>
>
>>"just a few parameter settings"  such as we change in CM6k or RebelCentury
>>"personalities?
>
>exactly, though the search HAS changed in fritz6 seemingly. looks more
>robust and fair to me now.
>
>>"as usual"  that this not-new engine but tweaked old engine is usually what is
>>sold?  How many versions are the same engine in Fritz?
>
>i don't see much difference between the evaluation of
>
>genius 3 to genius 6
>
>i don't see much difference between the evaluation of
>
>fritz 5.16 to fritz6
>
>i do see clear search changes in nearly every program,
>
>though in rebel they seem very slightly after rebel8 was out.
>i don't see much difference in eval between rebel 8, rebel 9 and rebel 10
>either. Clearly there was much difference in search and especially
>the standard search settings of rebel10c as downloadable from the
>rebel homepage to try it out it was having a kind of 'trick mode'
>standard turned on, which did not play very well on icc,
>but did solve to my amazement all kind of tricks in especially ECM
>testsets that no rebel solved before in decent times.
>
>It would be hard to ignore such a major standard trick setting and
>say nothing was changed.
>
>I FEEL positionally they didn't play stronger. At least at the positions
>i tested these programs didn't do different moves.
>
>Fritz5.32 however i found a bit different from 5.16 at deep searches.
>As if it was adding from a bit less deeper in the tree mobility, or
>better tuned piece square tables, i don't know. Changes were small
>seemingly though.
>
>Fritz6 is changed in this respect that it looks to me more like a
>super-nimzo version when talking about tuning,
>than a fritz5.32 did, though search in contradiction
>to nimzo looks very robust to me where nimzo's search looks like one
>alfabeta dependant bug.
>
>>This worries me, as I (and my Father) spend a large amount on what are sold as
>>New engines.
>>Thankyou,
>>Tina Long
>
>Well, some people are getting every year a new car though only
>they only seemingly change they sometimes get is a bit rounder
>lights, they hammered another area of the car a bit flatter.
>
>At a certain time some programmers have tuned their engines so well
>that it's hard to get additional rating points only out of the
>knowledge that's inside of the engine.
>
>I felt this clearly was the case with fritz5,
>rebel8, genius3, wchess, junior 4.6
>
>Ok programmers start shooting or you might sell 10 copies less
>to this small group of dudes reading this CCC area.

Thanks very much Vincent, I appreciate your comments on this.
I have no disagreements with what you say (I can't always agree as often I don't
know).
Tina Long



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