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fix dot to mult

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Dennis Eichhorn 2023-10-23 22:31:20 +00:00
parent 5f8004da25
commit 45bab0c041
1 changed files with 1 additions and 1 deletions
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2
Math/Topology/KernelsND.php
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@ -58,7 +58,7 @@ final class KernelsND
$cov = $bandwithMatrix->mult($identityMatrix); $cov = $bandwithMatrix->mult($identityMatrix);
/** @phpstan-ignore-next-line */ /** @phpstan-ignore-next-line */
$exponent = $distnaceMatrix->dot($cov->inverse())->mult($distnaceMatrix)->sum(1)->mult(-0.5); $exponent = $distnaceMatrix->mult($cov->inverse())->mult($distnaceMatrix)->sum(1)->mult(-0.5);
return $exponent->exp()->mult((1 / \pow(2 * \M_PI, $dim / 2)) * \pow($cov->det(), 0.5))->matrix; return $exponent->exp()->mult((1 / \pow(2 * \M_PI, $dim / 2)) * \pow($cov->det(), 0.5))->matrix;
} }