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stats_stat_innerproduct

(PECL stats >= 1.0.0)

stats_stat_innerproductReturns the inner product of two vectors

Description

stats_stat_innerproduct ( array $arr1 , array $arr2 ) : float

Returns the inner product of arr1 and arr2.

Parameters

arr1

The first array

arr2

The second array

Return Values

Returns the inner product of arr1 and arr2, or false on failure.

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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.stats-stat-innerproduct.php