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luffyzhao/php-kmeans
====================

1.0.1(8y ago)017PHP

Since Dec 7Pushed 8y ago1 watchersCompare

[ Source](https://github.com/luffyzhao/php-kmeans)[ Packagist](https://packagist.org/packages/luffyzhao/php-kmeans)[ RSS](/packages/luffyzhao-php-kmeans/feed)WikiDiscussions master Synced today

READMEChangelogDependenciesVersions (3)Used By (0)

### k-means聚类算法

[](#k-means聚类算法)

##### K-Means算法的概述

[](#k-means算法的概述)

基本K-Means算法的思想很简单，事先确定常数K，常数K意味着最终的聚类类别数，首先随机选定初始点为质心，并通过计算每一个样本与质心之间的相似度(这里为欧式距离)，将样本点归到最相似的类中，接着，重新计算每个类的质心(即为类中心)，重复这样的过程，知道质心不再改变，最终就确定了每个样本所属的类别以及每个类的质心。由于每次都要计算所有的样本与每一个质心之间的相似度，故在大规模的数据集上，K-Means算法的收敛速度比较慢。

###  Health Score

27

—

LowBetter than 49% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity6

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity64

Established project with proven stability

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~1 days

Total

2

Last Release

3075d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/2227a3fc2aec1575739253293ba2d1044ec99e101826a8e0bfeb120ce19843d2?d=identicon)[luffyzhao](/maintainers/luffyzhao)

---

Top Contributors

[![luffyzhao](https://avatars.githubusercontent.com/u/4166371?v=4)](https://github.com/luffyzhao "luffyzhao (2 commits)")

---

Tags

k-means-clustering

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