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Doubt: perft estimate averaging N MonteCarlo samples.
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Daniel Shawul



Joined: 14 Mar 2006
Posts: 2185
Location: Ethiopia

PostPost subject: Re: Doubt: perft estimate averaging N MonteCarlo samples.    Posted: Sun Jan 15, 2012 1:31 pm Reply to topic Reply with quote

Hello Jesus

Quote:

I thought about using NebiyuChess 1.42, which automatically interrupts MonteCarlo Perft at 5e+8 nodes more less... but always gives the same results in different tries, so I discarded it. This is the reason why I thought about GNU.


You can set different random number seed before calling perft.
Code:

seed 0              => sets the seed to time(NULL) and prints the number used so that it can be used to debug that specific game (sequence of random numbers)
seed N              => sets seed to that number N for N != 0 eg. 457632

I found reproduciblity very important in many situations, which is why i decided to make not setting to time a default.

regards,
Daniel
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Display posts from previous:   
Subject Author Date/Time
Doubt: perft estimate averaging N MonteCarlo samples. Jesús Muñoz Sun Jan 15, 2012 12:27 pm
      Re: Doubt: perft estimate averaging N MonteCarlo samples. Daniel Shawul Sun Jan 15, 2012 1:31 pm
            Averages with 27 MonteCarlo samples. Jesús Muñoz Mon Jan 16, 2012 8:35 pm
      Perft(14) estimate after averaging 54 MC perft samples. Jesús Muñoz Fri Jan 20, 2012 3:27 pm
            Some explanations. Jesús Muñoz Sun Jan 22, 2012 4:09 pm
      Perft(14) estimate after averaging 96 MC perft samples. Jesús Muñoz Thu Jan 26, 2012 4:44 pm
      Perft(14) estimate after averaging 120 MC perft samples. Jesús Muñoz Fri Feb 17, 2012 8:00 pm
      Perft(14) estimate after averaging 174 MC perft samples. Jesús Muñoz Fri Mar 02, 2012 5:26 pm
      Perft(14) estimate after averaging 222 MC perft samples. Jesús Muñoz Fri Mar 09, 2012 3:50 pm
      Perft(14) estimate after averaging 270 MC perft samples. Jesús Muñoz Fri Mar 16, 2012 4:57 pm
      Perft(14) estimate after averaging 315 MC perft samples. Jesús Muñoz Fri Mar 23, 2012 3:22 pm
      Perft(14) estimate after averaging 387 MC perft samples. Jesús Muñoz Fri Mar 30, 2012 3:11 pm
      Final Perft(14) estimate after averaging 400 MC samples. Jesús Muñoz Tue Apr 10, 2012 7:21 pm
            Re: Final Perft(14) estimate after averaging 400 MC samples. Peter Österlund Tue Apr 10, 2012 9:24 pm
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