PHP - Manual: stats_stat_innerproduct
2025-02-27
(PECL stats >= 1.0.0)
stats_stat_innerproduct — Returns the inner product of two vectors
Returns the inner product of arr1
and arr2
.
arr1
The first array
arr2
The second array
Returns the inner product of arr1
and arr2
,
or false
on failure.
官方地址:https://www.php.net/manual/en/function.stats-stat-innerproduct.php