24 lines
775 B
Ruby
Executable File
24 lines
775 B
Ruby
Executable File
#!/usr/bin/env ruby
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require 'whole_history_rating'
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# w = 0 for static ratings aka bayeselo
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@whr = WholeHistoryRating::Base.new(:w2 => 0)
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# WholeHistoryRating::Base#create_game arguments: black player name, white player name, winner, day number, handicap
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# Handicap should generally be less than 500 elo
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ARGF.each do |line|
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tokens = line.split(' ')
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@whr.create_game(tokens[0], tokens[1], tokens[2], 0, 0)
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end
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# Iterate the WHR algorithm towards convergence with more players/games, more iterations are needed.
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@whr.iterate(1000)
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players = @whr.players.values.select {|p| p.days.count > 0}
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players.sort_by { |p| p.days.last.gamma }.each_with_index do |p,idx|
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if p.days.count > 0
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puts "#{p.name}\t#{p.days[0].gamma}\t#{p.days[0].uncertainty}"
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end
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end
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