The evaluation of a given position
Questions tagged [evaluation]
165 questions
7
votes
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How is average centipawn loss calculated when a mate is missed?
As far as I know, to calculate the average centipawn loss, we calculate S1 - S0 for every move, where S1 is the evaluation (in centipawns) of the position before the move and S0 is the evaluation (in centipawns) of the position after the move.
Let's…

Wais Kamal
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What is considered a decisive evaluation of a board in chess?
Following on from this question, it was suggested in answer and a discussion in the comments that an evaluation of a board of +1.5 is 'decisive' in the sense of allowing an estimation of which side would win with reasonable certainty.
However, this…

user1997744
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What does autopilot mean in chess?
I've seen people saying things like "from now on this is just autopilot" or "autopilot from move 20"

user5649
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Trying to understand evaluation
I'm looking at this position.
[Title "White to move: +10"]
[StartFlipped "0"]
[FEN "r3kb1r/2pnp1p1/p3Bn1p/8/Np1Pq3/4B3/PP21PPP/R2Q1RK w kq - 0 1"]
Material is even, and in my inexperience I don't see an immediate advantage as white. Meanwhile,…

Martin Argerami
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Why 6.Qf3 is bad in this game/position?
I played this game a few days ago with a friend of mine which is quite stronger than me. I also report here the position after 6.Qf3 to clarify a little bit more, in the game I was white:
[title "Me - My Friend"]
[fen…

ela
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Chess evaluation function
I am trying to write a program to learn how to play chess. I have heard of programs that you can enter in a set of weights for certain parameters such as rook value, queen value and bishop mobility. And then, the program will output what move it…

F J
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