Fide Ratings Commercial Use
Can I use fide ratings data for commercial use? I am specifically asking about the ratings list fide publishes every month. Also wondering if I scrape individual player-opponent statistics from fide...
View ArticleIs the decline in chess strength in a GM as they age similar to their...
I mean, given that GMs or other strong players (I choose strong players because their peak rating vs low has "more data" than that of weaker players but it probably relates to weaker players also)...
View ArticleIs your actual Elo rank integer-based or decimal-based?
I'm sure that the published rankings are reported rounded to the nearest integer!But for the purposes of the calculation of the next rankings are the Elo ranks of GMs considered to actually be those...
View ArticleCould you raise your score arbitarily high by only playing against much...
Obviously the community would accept or acknowledge such a hack ... but mathematically would it work, or does the Elo system have something to prevent this?My impression is that, very roughly speaking...
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Which websites have a ranking and/or a rating list for correspondence chess...
I am looking for websites that have a ranking and/or a rating list for correspondence chess without engine help. Which ones do exist?For example, lichess.org has correspondence chess without engine...
View ArticleWhat Elo rating does The Chessmaster 2000 have?
A recent agadmator video pitted The Chessmaster (NES) against Stockfish 14 NNUE. What is more impressive to me is that this chess engine, released originally in 1986 and written by David Kittinger in...
View ArticleHow does a player's fide rating change calculated for previous month's rating...
This is a follow-up question to this asked some time back to which I didn't quite understand the given answer.I'll take an exampleA certain player had rating 2422 on Sep 2022 according to the chartBut...
View ArticleHow relevant is historical performance for Elo rating?
How far back are results of matches relevant for Elo purposes? If a player wins a few early matches then they will earn less points for later wins than if they'd lost those early matches. In the end...
View ArticleWhat are the common mistakes make by chess engines at ELO range 1500 - 1800?...
I'm a software developer and occasional chess player at elo rating 1500.Chess engines of different level play different type of games with some mistakes according to that given level.I'm really eager...
View ArticleBook series to improve
I have an Elo score of about 800 and I am looking for book series to improve (projecting even up to very high scores). Do you have any recommendations? Possibly even more than one series, so as to...
View ArticleHow many games would Magnus Carlsen need to win to get an ELO of 3000?
For the purposes of this question, assume that he wins every game. Go according to his current schedule. Assume the opponents keep their current rating. If you run out of schedule, assume the rating of...
View ArticleIs there any software or web service for club-level Elo ratings?
Is there any software (or web-based service) that allows you to keep track of local, club-level Elo ratings? These ratings would not have any connection with official Elo ratings, it would be just an...
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How to calculate the FIDE Percentage Expectancy Table
Section 8 of the FIDE Rating Regulations provides the following tableI understand that dp=800 and dp=-800 are arbitary caps at the top and bottom of the table. However, in relation to the other scores,...
View ArticleIs there a software to measure a player's strength based on a game?
I flicked through some papers that described how one can obtain an ELO estimate based on a game. (Basically we were comparing players' moves to the best moves suggested by a strong chess engine.My...
View ArticleWhat is the maximum theoretical (and practical) limit to an engines Elo?...
If I'm not wrong, Chess #1 is at 2800 something, (Magnus) And the #1 Engine is Stockfish, with something of 3200-ish.What I'm asking that is there any theoretical limit to the elo?yes, I know, Elo is a...
View ArticleWhat are FIDE really hoping to achieve by the proposed rating changes from...
FIDE have published a new article: FIDE seeks public discussion about proposed rating changes. They say:In the past decade, certain innovations have caused rating deflation, a concern that has been...
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Are cyborg (human+computer) players really better than the best chess engines?
I saw this rating score chart recently:Is it true that cyborg chess players are (that much) better than the best chess programs by themselves?
View ArticleIs Elo conserved?
Does the average elo of a group that plays only amongst themselves stay constant?For example, say 100 players start with 2000 rating and they play only amongst themselves many times. Will their total...
View ArticleWhy do boys become better than girls?
From my experience in tournaments until the age of 11-12, the playing strength of boys and girls is pretty similar but after 13 the difference becomes noticeable. Why is that?
View ArticleWhat sets the absolute value of players' Elo rating?
I understand that the way the Elo updating process works, if player A has a 66% chance of beating player B, then A's Elo rating will converge to be 100 higher than B, and so forth for 74%, ... etc....
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