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Initial pass at getting up to GaussianWeightedSum running

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This commit is contained in:
Jeff Moser
2010-09-25 19:26:57 -04:00
parent fa10d276d6
commit f7d76b02a9
5 changed files with 18 additions and 11 deletions
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16
PHPSkills/TrueSkill/Layers/PlayerPerformancesToTeamPerformancesLayer.php
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@@ -1,15 +1,19 @@
<?php
namespace Moserware\Skills\TrueSkill\Layers;
require_once(dirname(__FILE__) . "/../../PartialPlay.php");
require_once(dirname(__FILE__) . "/../../FactorGraphs/Schedule.php");
require_once(dirname(__FILE__) . "/../Factors/GaussianWeightedSumFactor.php");
require_once(dirname(__FILE__) . "/../TrueSkillFactorGraph.php");
require_once(dirname(__FILE__) . "/TrueSkillFactorGraphLayer.php");
require_once(dirname(__FILE__) . "/TeamPerformancesToTeamPerformanceDifferencesLayer.php");
require_once(dirname(__FILE__) . "/TeamDifferencesComparisonLayer.php");
use Moserware\Skills\PartialPlay;
use Moserware\Skills\FactorGraphs\ScheduleLoop;
use Moserware\Skills\FactorGraphs\ScheduleSequence;
use Moserware\Skills\FactorGraphs\ScheduleStep;
use Moserware\Skills\TrueSkill\Factors\GaussianWeightedSumFactor;
use Moserware\Skills\TrueSkill\TrueSkillFactorGraph;
class PlayerPerformancesToTeamPerformancesLayer extends TrueSkillFactorGraphLayer
@@ -46,15 +50,17 @@ class PlayerPerformancesToTeamPerformancesLayer extends TrueSkillFactorGraphLaye
protected function createPlayerToTeamSumFactor(&$teamMembers, &$sumVariable)
{
return new GaussianWeightedSumFactor(
$sumVariable,
$teamMembers,
array_map(
$weights = array_map(
function($v)
{
return PartialPlay::getPartialPlayPercentage($v->getKey());
},
$teamMembers));
$teamMembers);
return new GaussianWeightedSumFactor(
$sumVariable,
$teamMembers,
$weights);
}

6
PHPSkills/TrueSkill/Layers/PlayerSkillsToPerformancesLayer.php
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@@ -28,11 +28,11 @@ class PlayerSkillsToPerformancesLayer extends TrueSkillFactorGraphLayer
{
$playerPerformance = $this->createOutputVariable($playerSkillVariable->getKey());
$this->addLayerFactor($this->createLikelihood($playerSkillVariable, $playerPerformance));
$currentTeamPlayerPerformances[] = $playerPerformance;
$currentTeamPlayerPerformances[] = &$playerPerformance;
}
$outputVariablesGroups = $this->getOutputVariablesGroups();
$outputVariablesGroups[] = $currentTeamPlayerPerformances;
$outputVariablesGroups = &$this->getOutputVariablesGroups();
$outputVariablesGroups[] = &$currentTeamPlayerPerformances;
}
}

2
PHPSkills/TrueSkill/TrueSkillFactorGraph.php
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@@ -75,7 +75,7 @@ class TrueSkillFactorGraph extends FactorGraph
$currentLayer->buildLayer();
$lastOutput = $currentLayer->getOutputVariablesGroups();
$lastOutput = &$currentLayer->getOutputVariablesGroups();
}
}