V2EX heterogeneity

Heterogeneity

定义 Definition

名词 (n.) 异质性;多样性;不均匀性。指由不同种类、性质或成分组成的状态或特征,与"同质性"(homogeneity)相对。

发音 Pronunciation

/htrdniti/

例句 Examples

The heterogeneity of the group made discussions more interesting.
这个群体的多样性使讨论变得更加有趣。

Researchers must account for the heterogeneity of the sample population when designing clinical trials, as variations in age, genetics, and lifestyle can significantly affect outcomes.
研究人员在设计临床试验时必须考虑样本人群的异质性,因为年龄、基因和生活方式的差异会显著影响结果。

词源 Etymology

该词源自希腊语。heteros 意为"不同的、另一个",genos 意为"种类、类型",后缀 -ity 表示性质或状态。合在一起,字面意思是"由不同种类构成的性质"。该词经由中世纪拉丁语 heterogeneitas 进入英语,最早在17世纪开始广泛使用,多用于科学和哲学领域。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 在米歇尔福柯(Michel Foucault)的《知识考古学》(The Archaeology of Knowledge)中,heterogeneity 被用来描述话语系统内部的差异性和不统一性。
  • 在乔治巴塔耶(Georges Bataille)的著作中,heterogeneity 是一个核心概念,用以指称那些无法被社会同质化秩序所吸纳的异质元素。
  • 在现代医学和统计学文献中,该词极为常见,例如在 Cochrane 系统综述中,heterogeneity 专指不同研究之间结果的变异程度。
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