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Upgrade with rector

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This commit is contained in:
Alex Wulf
2022-07-05 16:21:06 +02:00
parent fd5d276359
commit 689e3b75fe
38 changed files with 144 additions and 355 deletions
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26
src/TrueSkill/FactorGraphTrueSkillCalculator.php
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@ -38,7 +38,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
$factorGraph->buildGraph();
$factorGraph->runSchedule();
$probabilityOfOutcome = $factorGraph->getProbabilityOfRanking();
$factorGraph->getProbabilityOfRanking();
return $factorGraph->getUpdatedRatings();
}
@ -47,11 +47,11 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
{
// We need to create the A matrix which is the player team assigments.
$teamAssignmentsList = $teams;
$skillsMatrix = $this->getPlayerCovarianceMatrix($teamAssignmentsList);
$meanVector = $this->getPlayerMeansVector($teamAssignmentsList);
$skillsMatrix = self::getPlayerCovarianceMatrix($teamAssignmentsList);
$meanVector = self::getPlayerMeansVector($teamAssignmentsList);
$meanVectorTranspose = $meanVector->getTranspose();
$playerTeamAssignmentsMatrix = $this->createPlayerTeamAssignmentMatrix($teamAssignmentsList, $meanVector->getRowCount());
$playerTeamAssignmentsMatrix = self::createPlayerTeamAssignmentMatrix($teamAssignmentsList, $meanVector->getRowCount());
$playerTeamAssignmentsMatrixTranspose = $playerTeamAssignmentsMatrix->getTranspose();
$betaSquared = BasicMath::square($gameInfo->getBeta());
@ -81,18 +81,14 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
$sqrtPartDenominator = $middle->getDeterminant();
$sqrtPart = $sqrtPartNumerator / $sqrtPartDenominator;
$result = exp($expPart) * sqrt($sqrtPart);
return $result;
return exp($expPart) * sqrt($sqrtPart);
}
private static function getPlayerMeansVector(array $teamAssignmentsList)
{
// A simple vector of all the player means.
return new Vector(self::getPlayerRatingValues($teamAssignmentsList,
function ($rating) {
return $rating->getMean();
}));
fn($rating) => $rating->getMean()));
}
private static function getPlayerCovarianceMatrix(array $teamAssignmentsList)
@ -101,9 +97,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
// players.
return new DiagonalMatrix(
self::getPlayerRatingValues($teamAssignmentsList,
function ($rating) {
return BasicMath::square($rating->getStandardDeviation());
}));
fn($rating) => BasicMath::square($rating->getStandardDeviation())));
}
// Helper function that gets a list of values for all player ratings
@ -141,7 +135,7 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
$playerAssignments = [];
$totalPreviousPlayers = 0;
$teamAssignmentsListCount = count($teamAssignmentsList);
$teamAssignmentsListCount = is_countable($teamAssignmentsList) ? count($teamAssignmentsList) : 0;
$currentColumn = 0;
@ -175,8 +169,6 @@ class FactorGraphTrueSkillCalculator extends SkillCalculator
$currentColumn++;
}
$playerTeamAssignmentsMatrix = Matrix::fromColumnValues($totalPlayers, $teamAssignmentsListCount - 1, $playerAssignments);
return $playerTeamAssignmentsMatrix;
return Matrix::fromColumnValues($totalPlayers, $teamAssignmentsListCount - 1, $playerAssignments);
}
}