Elo

Calculate Elo ratings.

iex(1)> Elo.rate(1000, 500, 1.0)
# => {1001.3310053800506, 523.6689946199494}

Installation

def deps do
  [{:elo, "~> 0.0.1"}]
end

TODO

• adjustable k-factor
• adjustable k-factor rules based on experience
• adjustable rounding rules, or at least an integer return on integer match
• better interface for win/loss/tie enumerated type; maybe a behavior