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Update elo.md

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atomiks
2018-01-04 23:11:56 +11:00
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commit 2bf897b963
1 changed files with 1 additions and 22 deletions
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snippets/elo.md
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@ -40,26 +40,5 @@ elo([1200, 1200, 1200, 1200]).map(Math.round); // [1246, 1215, 1185, 1154]
// For teams, each rating can adjusted based on own team's average rating vs.
// average rating of opposing team, with the score being added to their
// own individual rating
// 2v2 teams
// Ratings: [1324, 1275] and [1300, 1318]
// Calculate the average ratings of each team and use that as
// the basis of the "expected score" calculation. Supply the individual
// rating as the third argument to compute own Elo rating.
const ratings = [1324, 1275, 1300, 1318];
const averages = [(1324 + 1275) / 2, (1300 + 1318) / 2];
const results = ratings
.map(
(rating, index) =>
elo(
[index > 1 ? averages[0] : averages[1], index > 1 ? averages[0] : averages[1]],
32,
rating
)[index > 1 ? 1 : 0]
)
.map(Math.round); // [1340, 1291, 1284, 1302]
// Individual rank in the match out of each player is also possible to take into account
// Try out 50/50 balance between win/loss and individual performance
// own individual rating by supplying it as the third argument.
```