V2EX unidimensional

Unidimensional

Definition 释义

单维的;一维的;单一维度的(常用于统计学、心理测量、数据分析等领域,指某个量表/结构主要由一个潜在因素解释)。也可引申为观点或性格过于单一、缺乏多面性

Pronunciation 发音

/jundamnnl/

Examples 例句

The test is designed to measure a unidimensional skill.
这个测试旨在测量一种单维度的技能。

Although the questionnaire covers many topics, factor analysis suggests it is largely unidimensional, reflecting a single underlying trait rather than several distinct ones.
尽管问卷涉及许多话题,但因素分析表明它在很大程度上是单维度的,反映的是一个潜在特质,而不是多个彼此不同的特质。

Etymology 词源

由 **uni-**(“一、单一”,源自拉丁语 unus)+ dimensional(“维度的”,来自 dimension “尺度/维度”)组合而成,字面意思就是“只有一个维度的”。

Related Words 相关词

Notable Works 著名作品

  • Fundamentals of Item Response Theory(Ronald K. Hambleton, H. Swaminathan, H. Jane Rogers)在项目反应理论中常讨论量表的unidimensional假设。
  • Handbook of Item Response Theory(Ed. Wim J. van der Linden)涉及测量模型时频繁使用unidimensional来描述潜在特质结构。
  • Structural Equation Modeling with AMOS: Basic Concepts, Applications, and Programming(Barbara M. Byrne)在测量模型与因素结构讨论中常出现unidimensional(单维度结构)的表述。
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