The evaluation of a given position

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What evaluations do various engines give of the starting position at a depth of at least 30?

I am looking for evaluations that various engines give of: The starting position, with no move made yet. The position after 1. e4 The position after 1. d4 The position after 1. c4 The position after ...
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1answer
35 views

Is my engine working properly?

I noticed that when I put my Houdini 3 Pro x64 in the "Infinite Analysis" mode, he tends to use a lot of time to evaluate the bad moves... Sometimes he even uses like 30 seconds on the first 10 best ...
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2answers
80 views

What's the difference between a tempo and a tempi? At the start, how many tempo/tempi is White up? On average, how many tempo/tempi is one Pawn worth?

What's the difference between a tempo and a tempi? At the start, how many tempo/tempi is White up? Half, one, or two? On average, how many tempo/tempi is one Pawn worth? (For players rated near ~2200 ...
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5answers
430 views

What are the first moves chosen (White), by brute force chess engines?

Title says it all. Feel free to add comment, theory, or explanation. Just to clarify, this is only regarding turn 1 of White, and no proceeding turns after it.
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2answers
698 views

Is this endgame winnable(for White)?

I ran into this position during play with computer, but I'm not sure if its winnable (I'm, White). Also, any comments on my play/computer's play would be highly appreciated. I'm not sure how to use ...
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2answers
625 views

I would like to know if this game is winnable for black?

Black to move but unsure of the pieces that would give black a better advantage. Any help would be greatly appreciated. r5k1/pp1qpr1p/3p2p1/2pP4/1n2P3/1P2N1Pb/2PQ1P1P/3RR1K1 b - - 0 1
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4answers
703 views

How to automatically evaluate a player's performance in a game?

Suppose I have a completed game. I don't have Elo ratings of the players. My purpose is to evaluate a player's performance in the game based solely on his moves. Can this can be done automatically ...
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7answers
7k views

How many points is each chess piece worth?

I am a beginner at chess; please answer this for me: How many points is each chess piece worth?
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4answers
322 views

How to gauge someone's chess strength quickly?

I plan on teaching a chess class (5 classes in a sequence, each building off the previous, 1 hour each) to high schoolers, with emphasis on applying chess principles to real life. Now, it'll be ...
8
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4answers
843 views

Why do chess engines sometimes miss good moves (or take forever to spot)?

It is not the first time that I found a greatly superior move than the chess engine did, it even takes them a while to understand these moves after you make them. For example, the move 15 ... Bf2 in ...
8
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5answers
883 views

Computer evaluations: How trustworthy are they?

Fritz 12 with Rybka gave a friend of mine an evaluation of +3 for white in this endgame position, which turned out to be a draw. But I've heard that +3 from a computer means a guaranteed win with ...
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1answer
154 views

Elements to take into account when evaluating 'board strength'

As part of a demo for a rules engine I'm dreaming up, I'd like to do an evaluation of a chess board that communicates each side's general strength at that point in time. Advanced things like ...
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1answer
1k views

What is an accurate way to evaluate chess positions?

I've been interested for a while about a computer chess AI algorithms (and got the chance to work on one at some point) like Minimax, and as the core component of these algorithms is the so-called ...
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4answers
448 views

What proofs for refuted gambits are there?

I've stumbled upon this article a while ago, and I've also seen refutations for the Muzio Gambit (Joseph Kling & Bernard Horwitz - Chess Studies on Endings of Games). I'm wondering what other ...