Questions tagged [computer-chess]

This tag refers to chess games played by computers. If you want to ask a question about those games, use this tag. Otherwise, use the tag [engines].

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3
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1answer
86 views

How many games to get a good idea of computer chess board rating?

I have an old Radio Shack 1850 Electronic Chess Computer, which I would like to know the ELO rating each level plays at. The instructions just give average number of seconds per move. I figure I ...
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2answers
93 views

When to use Clear Hash

I am developing a program that analyzes games sequentially, i.e. one game after another. Below are the parameters. Engine: Stockfish 10 Threads: 2 Hash Table: 4000 Depth: 30 My question is about ...
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4answers
149 views

Central control disliked by engine in 1.e4 e6 2.d4 a6 3.c4

Recently I played a chess game that started with the moves: 1. e4 e6 2. d4 a6 and then I played 3. c4 which according to Stockfish is inaccurate. What is the reason for that? How is this situation ...
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4answers
5k views

Creating chess engine, machine learning vs. traditional engine?

I am both an avid chess player and computer programmer. I would say that playing chess and programming are the two things I spend the most time doing. Naturally, I am wanting to create my own engine ...
3
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4answers
191 views

Are engine ratings directly comparable to human-level play?

Yesterday, I play a game against Stockfish 7, and it has 2200 rating points. I drew 2 games, and lost 1. The point is that if I play against a human-rated 2200 player, I would probably have a ...
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0answers
43 views

What computing knowledge do you need to solve chess? [duplicate]

I am a 2300-rated FM in chess. Sometimes I want to know to know is this: what computing knowledge do you need to solve the game of chess? Does anyone know precisely?
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0answers
100 views

How strong is each level of Atari 2600's Video Chess?

I used to play Video Chess on Atari with my dad when I was a kid. What is the approximate FIDE rating of each level?
2
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1answer
122 views

How to use opening books on mac/linux

I would like to use opening books for my stockfish chess engine, but I'm not sure how to do this. As far as I understand stockfish doesn't support these, so I though I setup a system next to stockfish,...
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1answer
72 views

What is the realistic depth in chess we can set in graphical user interface when we have hardware with 16 core processor with 32 threads? [closed]

I want know the depth we can set in 16 core processor and 32 threads time can be maximum set to 15 seconds. Please share your thoughts and ideas.
0
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1answer
164 views

Bullet tips and tricks [closed]

Nowadays with speedy Internet and in order to play lots of opponents and to decrease the chance of cheating, people are opting for Bullet or blitz. Generally I prefer to play Larsen opening or ...
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2answers
163 views

Which is the most popular and crowded chess server?

Which is the most popular and crowded chess server? I'm new at computer chess, and want to start playing at servers, but I do not understand where I have to play. I am hearing about freechess, ...
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1answer
1k views

Chess GUI recommendation for linux [closed]

Which chess GUI will be good for Linux. I have tried a lot of GUI's, but as I am new at computer chess, I have no idea about pros and cons of chess GUI's. Which is chess GUI will you recommend? Is ...
3
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1answer
133 views

CLI tool to let chess engines play each other [duplicate]

I'm looking for a command-line tool to let two chess engines play a game or a tournament against each other. The tool should support UCI and/or the xboard protocol and it should allow to save the game ...
9
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1answer
416 views

Have engines refuted any established openings?

Before engines were introduced to chess in late 20th centry, there were many established openings that were played by the top players at that time. I am wondering if any of those openings were refuted ...
3
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1answer
128 views

At what handicap are humans as good as computer?

It is well known that the best chess engines are now far stronger players than the strongest human players. But is it known what the smallest handicap is that makes them roughly equal?
-2
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2answers
76 views

Do someone found if there exists a ever winning side? [duplicate]

Have chess science advanced enough to determine if there is a a chess side that always win if both sides are given unlimited time to think for the next move? Note the question Is not dumb as might ...
6
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2answers
434 views

Question about the move h5

I recently played a chess game whose link is: https://lichess.org/pCFw1h2w/black#5 After running a computer analysis, I found that in this position: I know that even though Stockfish does not tell ...
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2answers
140 views

Can my pc calculate to depth 125 in 15 seconds, if a chess engine is programmed well?

I have a PC, an AMD RYZEN 7 2700 with minimal graphic card and 8 GB RAM. It has 8 cores and 16 threads. If a chess engine is programmed well will it be able to calculate to a depth of 125 in 15 ...
17
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6answers
4k views

Carlsen-Caruana Game 12

Any online search about the recent game 12 in Carlsen-Caruana's WCC is filled with the surprise caused by Carlsen offering a draw when in a (possibly?) winning position. It was announced on chess.com ...
0
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1answer
215 views

Where can I find the saved games or PGN files in the Play Magnus app?

I have completed games on the Play Magnus app and clicked on the option "Export game as PGN file " but I don't know where to find those saved games.
0
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1answer
212 views

How to use crafty chess engine in the gui chess64.exe link provided

Given below is the crafty chess engine of xboard or winboard version free version. https://github.com/MichaelB7/Crafty/releases/download/25.2/Crafty-25.2-Win64.zip Given below is the book https://...
2
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1answer
97 views

How to debug Move Generation function?

I'm writing a chess engine, and I'm testing that the move generator is working correctly using a perft() function. In perft position 2 my engine appears to be 90 moves short at ply 2. How do authors ...
2
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3answers
332 views

Which chess app plays regular openings

I play chess regularly, about 1600 rated. Sometimes I want to play chess on my phone (Android). The chess app I use, Chess free, is strong enough. However, it does not play regular openings, so when I ...
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2answers
68 views

Which chess rules cover Internet play?

From FIDE Laws of Chess: FIDE Laws of Chess cover over-the-board play. So, which rules cover Internet chess play?
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3answers
406 views

Is dead position problem solvable?

In chess, there are some dead positions (FIDE Laws of Chess). Arbiter or players will terminate the game OTB, but is it possible to do computer solution for dead position detection? If it is, then how?...
2
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2answers
381 views

Algebraic to coordinate notation converter

I am building a chess board where I have one LED for each column and row, so I can represent moves by iluminating the orogin coordinate (e2) and the destination coordinate (e4) However chess ...
4
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2answers
837 views

In chess engines (A.I) how are the values for Piece-Square Tables for simplified evlaution function determined?

I wanted to know how are the values for piece square table are determined for simplified evaluation function in chess A.I engines For example Source : https://medium.freecodecamp.org/simple-chess-...
9
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1answer
1k views

What longest number of moves for a forced mate position (including draw rules)?

What is the longest (currently discovered) number of moves for a forced mate position where players will use both the 50-move draw rule and the 3-fold repetition rule if it will help them avoid losing....
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1answer
120 views

Is capturing on empty square with a pawn legal? [duplicate]

How is it possible to move c4 to b3?
6
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2answers
387 views

How do top players move so fast?

I've seen 3 minute and 1 minute matches on Chess.com where the players move at insane speeds during the last few remaining seconds of the match. I'm talking in milliseconds, I'd at least take that ...
2
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1answer
680 views

Algorithm for implementing chess rule [closed]

It's my first question on the chess stack exchange (actually I asked this question to stack overflow but my question was closed 'off topic'), and English is not my first language. So please understand ...
3
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1answer
1k views

Polyglot Opening Books vs. Chess Opening Tree

Depending on the GUI, I have noticed some use polyglot files for their opening books and others use .ctg(chess opening tree) for their opening books. Is there an advantage or disadvantage to either ...
2
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1answer
276 views

Human–machine stronger than machine?

It seems to be pretty well established since the days of (the second) Deep Blue vs. Kasparov match that top machines can beat top humans at playing chess. However, Kasparov seems to claim that the ...
6
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1answer
1k views

Is Deep Blue outdated?

I bought a laptop, a Dell, model XPS 13. I found a technical review which mentioned the Fritz test: Fritz is a chess benchmark that tests the computing capabilities of the CPU with various chess ...
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1answer
708 views

Alphazero-Stockfish game 10 move 19

Given sufficient analysis time, say 24h per move on an decent computer, can current top chess engines (including Stockfish) eventually "see" that move 19 by Alphazero is actually good, and even ...
7
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2answers
2k views

Alpha Zero vs Stockfish, French Defence, is this move for Black better?

I'm referring to the French Defense (C11 ECO code) game where Alpha Zero played 30. Bxg6 ! , sacrificing a bishop for a better position. After Alpha Zero's move 30. , I couldn't find any good moves ...
7
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2answers
895 views

What was the source of randomness in the Alpha Zero vs Stockfish match?

My understanding is that Alpha Zero's algorithm was fixed after the "learning" phase, so would it come up with the same move for every position? Was the variability in the match entirely due to a ...
6
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2answers
585 views

Human and computer vs computer alone

How much stronger are human/computer teams vs. computers alone? My understanding is that that advantage is enough to be decisive, especially in correspondence play, but just how large is it?
22
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7answers
12k views

Hardware used in AlphaZero vs Stockfish match

I understand that AlphaZero has to use a different kind of hardware than regular Stockfish. I would expect that the hardware has a large effect on engine strength. That's why I wonder whether there ...
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2answers
183 views

Why do chess programs do bad against pawns?

After playing a couple of games playing Sicilian against a computer (had no wifi) i’ve noticed that I have been able to create much better pawn structures than against players that would be similarly ...
0
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1answer
546 views

Good apps for engine vs engine matches

I'd like to hold engine vs engine matches on my phone, and am looking for an app which could help me do this. Does Droidfish support matches between two different engines? If not, could someone name ...
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5answers
303 views

Stockfish given indefinite computing power, could it beat grandmasters with only a king and 8 pawns, the GMs having all standard pieces?

Has this type of situation been mathematically solved? Is there a solved endgame somewhere that probably describes this to a certain degree of statistical precision?
1
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1answer
481 views

Game with computers choosing the worst possible moves [duplicate]

Since chess engines in one way or an other rank alternative moves, it should be able to search for the worst move as well as the best. Have engines played each others trying to lose, and what has come ...
6
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2answers
1k views

What happens if a strong chess engine plays with itself many times?

If a strong engine (eg. Stockfish) plays with itself many times (say, 100 times), what will be the outcomes in terms of the following: What will be the proportion of draws? Will there be wins/losses? ...
16
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5answers
1k views

How did the engines improve since Deep Blue?

Computer chess engines have gotten better since Deep Blue beat Kasparov in 1997. Did the algorithms get better, or were the improvements mostly due to the same algorithms running faster thanks to ...
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3answers
188 views

What if we downloaded a gigantic database of chess games into our brains (intelligence downloads)?

If we downloaded a gigantic database of chess games into our brains (intelligence downloads), then would we play at a stronger level than the world's leading top players? What about if we downloaded ...
3
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2answers
242 views

On how old hardware can modern engines be run, and how strong are they?

For example, could modern Stockfish theoretically, with the hardware at the time, be entered into the 1974 World Computer Chess Championship? If so, would it be grandmaster level?
5
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3answers
693 views

Do top chess grandmasters have significant drawing chances against top engines?

the likes of stockfish and komodo are much stronger than humans. The 3300 plus ratings of these engines suggests that even the top humans would find it impossible to draw even 1 game, but is this ...
0
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1answer
221 views

Chess as random process

Not sure whether this is more of a physics or a chess question. Looking at the evaluation graph (computer evaluation vs. move number) of a game of chess, I realized that there are some similarities ...
1
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1answer
211 views

program to output features in a position

is there a program available that will take a position as input and output the features in that position such as: bad knight on H3, good bishop on g2, knight outpost on E5, passed pawn on c6, etc. It ...