V2EX biclustering

Biclustering

定义 Definition

双向聚类 / 双聚类:一种同时对数据矩阵的行和列进行聚类的方法,用来找出“在某些特定特征(列)上表现相似的一组对象(行)”的子矩阵模式。常用于基因表达数据、推荐系统、文本-词项矩阵等。(也常写作 bi-clustering 或称 co-clustering,但侧重点略有差异。)

发音 Pronunciation (IPA)

/baklstr/

例句 Examples

Biclustering helps find groups of genes that behave similarly under specific conditions.
双向聚类有助于找出在特定条件下表现相似的一组基因。

Unlike standard clustering, biclustering can reveal local patterns by clustering rows and columns simultaneously in a sparse, high-dimensional matrix.
不同于传统聚类,双向聚类可以在稀疏的高维矩阵中同时对行与列聚类,从而揭示局部模式。

词源 Etymology

由前缀 bi-(“两者、双重”)+ clustering(“聚类”)构成,字面意思就是“双重聚类”。该术语在数据挖掘与生物信息学语境中广泛使用,强调对“对象-特征”两维同时分组,以发现局部一致结构。

<2>相关词 Related Words

文学与名著用例 Literary Works

  • Cheng, Y. & Church, G. M. (2000), Biclustering of Expression Data(提出经典的双向聚类思路之一,生物信息学领域常引用)
  • Madeira, S. C. & Oliveira, A. L. (2004), Biclustering Algorithms for Biological Data Analysis: A Survey(综述性代表作,系统梳理双向聚类方法)
  • Tanay, A., Sharan, R., & Shamir, R. (2002), Discovering Statistically Significant Biclusters in Gene Expression Data(将统计显著性引入双向聚类的代表性研究)
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