Php get cosine sim

function dotp($arr1, $arr2){
     return array_sum(array_map(create_function('$a, $b', 'return $a * $b;'), $arr1, $arr2));
}
function cosineSim($arr1, $arr2){
	return dotp($arr1,$arr2)/sqrt(dotp($arr1,$arr1)*dotp($arr2,$arr2));
}

Similar codes

15 votes212 views4 answers
Wordpress thumbnail url
PHP Wordpress
5 votes192 views2 answers
Laravel check method is post
PHP Laravel
4 votes154 views2 answers
Laravel sum column values
PHP
0 vote179 views1 answer
Laravel maintenance mode custom class
PHP Laravel
0 vote208 views1 answer
Newrelic apache virtual hosts
PHP
11 votes159 views6 answers
Laravel route
PHP
0 vote156 views1 answer
Extract text before last space php
PHP
0 vote159 views1 answer
Nginx phpmyadmin subdirectory
PHP
4 votes173 views5 answers
Php move_uploaded_file
PHP
1 vote148 views1 answer
Php executable not found visual studio code ubuntu
PHP