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Subject: Re: ply search vs elo rating - proposed formula

Author: Joshua Lee

Date: 13:27:23 10/20/99

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>>>>This would yield the following results:
>>>>
>>>>Ply     Elo Rating
>>>>===     ==========
>>>>
>>>>2       {1098
>>>>4       1386
>>>>6       1635
>>>>8       1855
>>>>10      2052????????? Awhile back i posted where hiarcs played the exact first 6 moves of two different IM's for whites first six moves and blacks first 5, this is too low.
>>>>12      2230
>>>>14      2392   Again this is too low Deep Blue was atleast 2650 searching 14ply
>>>>16      2542
>>>>18      2680 That makes these atleast 300 or more elo points too low
>>>>20      2809
>>>>22      2929
Otherwise good idea rework the numbers and we have a good indicator of strength
vs ply.
also at 1 ply Hiarcs was winning 3 out of 4 games against me so maybe at 1 ply
it is 1700 but again this is all relative to the time control. Are we talking
3min per move?

>>>
>>>That looks quite interesting, and probably quite accurate. :)  The only things I
>>>wonder are how you got the C1 and C2 values, and exactly what K=0.15 means.
>>>
>>>Jeremiah
>>
>>Hope I've clarified this somewhat.
>
>Yes, thank you. :)
>
>Jeremiah



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