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CodeBeautifier for PSR-12 standard.

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Jens True
2023-08-01 13:53:19 +00:00
parent da8125be94
commit c8c126962d
27 changed files with 307 additions and 213 deletions
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38
src/TrueSkill/Factors/GaussianWeightedSumFactor.php
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@ -15,13 +15,13 @@ use DNW\Skills\Numerics\GaussianDistribution;
*/
class GaussianWeightedSumFactor extends GaussianFactor
{
private array $_variableIndexOrdersForWeights = [];
private array $variableIndexOrdersForWeights = [];
// This following is used for convenience, for example, the first entry is [0, 1, 2]
// corresponding to v[0] = a1*v[1] + a2*v[2]
private array $_weights = [];
private array $weights = [];
private array $_weightsSquared = [];
private array $weightsSquared = [];
public function __construct(Variable $sumVariable, array $variablesToSum, array $variableWeights = null)
{
@ -30,20 +30,20 @@ class GaussianWeightedSumFactor extends GaussianFactor
// The first weights are a straightforward copy
// v_0 = a_1*v_1 + a_2*v_2 + ... + a_n * v_n
$variableWeightsLength = count((array) $variableWeights);
$this->_weights[0] = array_fill(0, count((array) $variableWeights), 0);
$this->weights[0] = array_fill(0, count((array) $variableWeights), 0);
for ($i = 0; $i < $variableWeightsLength; $i++) {
$weight = &$variableWeights[$i];
$this->_weights[0][$i] = $weight;
$this->_weightsSquared[0][$i] = BasicMath::square($weight);
$this->weights[0][$i] = $weight;
$this->weightsSquared[0][$i] = BasicMath::square($weight);
}
$variablesToSumLength = count($variablesToSum);
// 0..n-1
$this->_variableIndexOrdersForWeights[0] = [];
$this->variableIndexOrdersForWeights[0] = [];
for ($i = 0; $i < ($variablesToSumLength + 1); $i++) {
$this->_variableIndexOrdersForWeights[0][] = $i;
$this->variableIndexOrdersForWeights[0][] = $i;
}
$variableWeightsLength = count((array) $variableWeights);
@ -66,9 +66,11 @@ class GaussianWeightedSumFactor extends GaussianFactor
// This is helpful since we skip over one of the spots
$currentDestinationWeightIndex = 0;
for ($currentWeightSourceIndex = 0;
for (
$currentWeightSourceIndex = 0;
$currentWeightSourceIndex < $variableWeightsLength;
$currentWeightSourceIndex++) {
$currentWeightSourceIndex++
) {
if ($currentWeightSourceIndex === $weightsIndex - 1) {
continue;
}
@ -97,10 +99,10 @@ class GaussianWeightedSumFactor extends GaussianFactor
$currentWeights[$currentDestinationWeightIndex] = $finalWeight;
$currentWeightsSquared[$currentDestinationWeightIndex] = BasicMath::square($finalWeight);
$variableIndices[count((array) $variableWeights)] = 0;
$this->_variableIndexOrdersForWeights[] = $variableIndices;
$this->variableIndexOrdersForWeights[] = $variableIndices;
$this->_weights[$weightsIndex] = $currentWeights;
$this->_weightsSquared[$weightsIndex] = $currentWeightsSquared;
$this->weights[$weightsIndex] = $currentWeights;
$this->weightsSquared[$weightsIndex] = $currentWeightsSquared;
}
$this->createVariableToMessageBinding($sumVariable);
@ -192,7 +194,7 @@ class GaussianWeightedSumFactor extends GaussianFactor
$updatedMessages = [];
$updatedVariables = [];
$indicesToUse = $this->_variableIndexOrdersForWeights[$messageIndex];
$indicesToUse = $this->variableIndexOrdersForWeights[$messageIndex];
// The tricky part here is that we have to put the messages and variables in the same
// order as the weights. Thankfully, the weights and messages share the same index numbers,
@ -203,10 +205,12 @@ class GaussianWeightedSumFactor extends GaussianFactor
$updatedVariables[] = $allVariables[$indicesToUse[$i]];
}
return $this->updateHelper($this->_weights[$messageIndex],
$this->_weightsSquared[$messageIndex],
return $this->updateHelper(
$this->weights[$messageIndex],
$this->weightsSquared[$messageIndex],
$updatedMessages,
$updatedVariables);
$updatedVariables
);
}
private static function createName($sumVariable, $variablesToSum, $weights)