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Tenative pass at getting prior layer working. Found out about division by zero and closure differences.

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This commit is contained in:
Jeff Moser
2010-09-25 18:25:56 -04:00
parent 086d94865f
commit fa10d276d6
11 changed files with 36 additions and 23 deletions
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6
PHPSkills/TrueSkill/TrueSkillFactorGraph.php
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@@ -15,6 +15,7 @@ require_once(dirname(__FILE__) . '/Layers/PlayerSkillsToPerformancesLayer.php');
require_once(dirname(__FILE__) . '/Layers/TeamDifferencesComparisonLayer.php');
require_once(dirname(__FILE__) . '/Layers/TeamPerformancesToTeamPerformanceDifferencesLayer.php');
use Moserware\Numerics\GaussianDistribution;
use Moserware\Skills\GameInfo;
use Moserware\Skills\Rating;
use Moserware\Skills\FactorGraphs\FactorGraph;
@@ -32,8 +33,7 @@ class TrueSkillFactorGraph extends FactorGraph
{
private $_gameInfo;
private $_layers;
private $_priorLayer;
private $_variableFactory;
private $_priorLayer;
public function __construct(GameInfo &$gameInfo, &$teams, array $teamRanks)
{
@@ -44,8 +44,8 @@ class TrueSkillFactorGraph extends FactorGraph
{
return GaussianDistribution::fromPrecisionMean(0, 0);
});
$this->setVariableFactory($newFactory);
$this->_layers = array(
$this->_priorLayer,
new PlayerSkillsToPerformancesLayer($this),