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

39 votes291 views4 answers
Clear cache in laravel without artisan
PHP Laravel
31 votes238 views4 answers
Php generate random string of characters
PHP
1 vote247 views1 answer
Laravel refresh server
PHP Laravel
0 vote213 views1 answer
Refresh_ttl
PHP
1 vote221 views1 answer
Php trait example
PHP
0 vote240 views2 answers
Add slashes to string
PHP
1 vote225 views1 answer
How to use bootstrap in laravel 8 remove tailwind
PHP
0 vote229 views1 answer
Running a laravel app locally
PHP
1 vote233 views1 answer
Check if post id exists wordpress
PHP
0 vote216 views1 answer
General errorstring fetchAll() php
PHP