V2EX clustering

Clustering

释义 Definition

clustering 指“聚集;成簇;聚类”。常见用法有两类:

  1. 日常语境:人或物聚在一起、形成一团/一簇。
  2. 数据分析/机器学习:把相似的对象按特征自动分组的过程(“聚类”),属于无监督学习的一种方法。

发音 Pronunciation (IPA)

/klstr/

例句 Examples

The children were clustering around the teacher.
孩子们围着老师聚在一起。

In data analysis, clustering helps discover hidden patterns by grouping similar customers based on their behavior.
在数据分析中,聚类通过按行为把相似的顾客分组,帮助发现隐藏的模式。

词源 Etymology

cluster 原意是“(一)串、(一)簇”,可追溯到古英语中表示“团、群”的词根;**-ing** 使其表示“正在进行的动作/过程”。因此 clustering 就是“形成簇的过程”,后来在统计学与计算机科学中引申为“把相似对象自动聚成组”的技术术语。

相关词 Related Words

文学与著作 Literary Works

  • The Elements of Statistical Learning(Hastie, Tibshirani, Friedman)中多处讨论 clustering(如无监督学习与聚类方法)。
  • Pattern Recognition and Machine Learning(Christopher M. Bishop)中在无监督学习章节系统介绍 clustering
  • Data Mining: Concepts and Techniques(Han, Kamber, Pei)中将 clustering 作为核心数据挖掘任务之一进行讲解。
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