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Update EloCalculationService.java

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This commit is contained in:
Tolga Tel
2025-05-30 22:47:19 +02:00
committed by AJMicke
parent de5b2fd8c4
commit 99582c674b
1 changed files with 4 additions and 9 deletions
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13
src/main/java/org/kickerelo/kickerelo/service/EloCalculationService.java
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@@ -50,15 +50,10 @@ public class EloCalculationService {
var eloDifference = totalWinnerElo - totalLoserElo;
var winnerProbability = 1 / (1 + Math.pow(10, -eloDifference / 500));
var winner1Contribution = gewinnerVorn.getElo2vs2() / totalWinnerElo;
var winner2Contribution = gewinnerHinten.getElo2vs2() / totalWinnerElo;
var loser1Contribution = verliererVorn.getElo2vs2() / totalLoserElo;
var loser2Contribution = verliererHinten.getElo2vs2() / totalLoserElo;
var winner1EloChange = adjustedK * winner1Contribution * (1 - winnerProbability);
var winner2EloChange = adjustedK * winner2Contribution * (1 - winnerProbability);
var loser1EloChange = adjustedK * loser1Contribution * (0 - (1 - winnerProbability));
var loser2EloChange = adjustedK * loser2Contribution * (0 - (1 - winnerProbability));
var winner1EloChange = adjustedK * 0.5 * (1 - winnerProbability);
var winner2EloChange = adjustedK * 0.5 * (1 - winnerProbability);
var loser1EloChange = adjustedK * 0.5 * (0 - (1 - winnerProbability));
var loser2EloChange = adjustedK * 0.5 * (0 - (1 - winnerProbability));
gewinnerVorn.setElo2vs2((float) (gewinnerVorn.getElo2vs2() + winner1EloChange));
gewinnerHinten.setElo2vs2((float) (gewinnerHinten.getElo2vs2() + winner2EloChange));