V2EX co-occurrence

Co-occurrence

发音 Pronunciation

/ko.kr.ns/

定义 Definition

指两个或多个事物在同一时间、同一地点或同一语境中同时出现或共同发生的现象。常用于语言学、统计学和数据科学领域,描述词语、事件或特征之间的共现关系。

例句 Examples

The co-occurrence of thunder and lightning is a natural phenomenon.
雷声和闪电的共同出现是一种自然现象。

Linguists study the co-occurrence of certain words to understand how language patterns emerge and how meaning is shaped by context.
语言学家通过研究某些词语的共现关系,来理解语言模式的形成以及语境如何塑造意义。

词源 Etymology

由前缀 **co-**(共同、一起,源自拉丁语 cum)和 occurrence(发生、出现,源自拉丁语 occurrere,意为"跑向、遇到")组合而成。整个词的字面意思就是"共同发生"。该词在20世纪随着语言学和统计学的发展而被广泛使用,尤其在计算语言学和自然语言处理领域中成为核心术语。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 在John R. Firth的语言学著作中,"co-occurrence"是理解词义的关键概念,他提出了著名的论断:"You shall know a word by the company it keeps"(通过一个词的共现词来认识它)。
  • 在Christopher Manning与Hinrich Schütze合著的《Foundations of Statistical Natural Language Processing》中,共现矩阵(co-occurrence matrix)是分析词语关系的基础工具。
  • 在现代人工智能研究中,GloVe(Global Vectors for Word Representation)模型正是基于词语共现统计来生成词向量的经典方法。
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