Posts tagged chess

When should top players meet in a tournament?

July 13, 2016, 6:28 a.m. scrabble , chess , swiss , dutch

In any sport, if the top players play against each other during the early stages of the tournament some of them will be knocked out or be out of contention for any of the prizes. Almost all chess tournaments involving a large number of players are carried out using the swiss pairing system. If we ta ...

Buchholz score as a measure of fairness of the draw.

July 5, 2016, 5:17 a.m. chess , scrabble , buchholz , KOTH

Average Ratings of Opponents, the Buchholz and Sonneborn-Berger System are some of the methods recommended by FIDE for breaking ties in Chess tournaments. In a Scrabble tournament, a tie is virtually unheard of. However Buchholz and Average Ratings of Opponents provide an excellent method of evaluat ...

Modified round robin pairing.

Feb. 2, 2016, 6:34 a.m. scrabble , chess , round robin , pairing , python

Do you want to organize a tournament where the pairing system is round robin but some players need to play against other players at a specific time? This gist is what you are looking for.   On friday evening, I got a call from the tournament director of the Scrabble league, asking if I could write a bit of code .. ...