php-ml/docs/machine-learning/metric/distance/euclidean.md

# Euclidean

Class for calculation Euclidean distance.

![euclidean](https://upload.wikimedia.org/math/8/4/9/849f040fd10bb86f7c85eb0bbe3566a4.png "Euclidean Distance")

To calculate distance:

```
$a = [4, 6];
$b = [2, 5];
   
$euclidean = new Euclidean();
$euclidean->distance($a, $b);
// return 2.2360679774998
```
create docs for distance metrics functions 2016-04-13 19:20:55 +00:00			`# Euclidean`
creat docs files 2016-04-08 22:36:48 +00:00
create docs for distance metrics functions 2016-04-13 19:20:55 +00:00			`Class for calculation Euclidean distance.`
creat docs files 2016-04-08 22:36:48 +00:00
			`![euclidean](https://upload.wikimedia.org/math/8/4/9/849f040fd10bb86f7c85eb0bbe3566a4.png "Euclidean Distance")`

create docs for distance metrics functions 2016-04-13 19:20:55 +00:00			`To calculate distance:`
creat docs files 2016-04-08 22:36:48 +00:00
			```
			`$a = [4, 6];`
			`$b = [2, 5];`
create docs for distance metrics functions 2016-04-13 19:20:55 +00:00
			`$euclidean = new Euclidean();`
			`$euclidean->distance($a, $b);`
creat docs files 2016-04-08 22:36:48 +00:00			`// return 2.2360679774998`
			```