V2EX optimality

OPTIMALITY

释义 Definition

optimality /p.tml..ti/:最优性;最优化程度。指在给定条件或约束下,达到“最好/最合适”状态的性质或标准(常见于数学、经济学、计算机与工程语境)。也可引申指做法或结果的“最佳程度”。

发音 Pronunciation (IPA)

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例句 Examples

The algorithm improved optimality by reducing wasted steps.
该算法通过减少多余步骤提升了最优性。

In economics, optimality depends on constraints like budget, information, and time, so the “best” choice may change as conditions shift.
在经济学中,最优性取决于预算、信息与时间等约束,因此当条件变化时,“最佳”选择也可能随之改变。

词源 Etymology

optimality 来自 optimal(最优的)+ 名词后缀 -ity(表示性质、状态)。optimal 源于拉丁语 optimus(“最好的”,与 bonus “好的”同属评价类词根传统)。因此 optimality 直译就是“最优的性质/状态”。

相关词 Related Words

文学作品 Literary Works

  • Voltaire《Candide》:出现 optimal(如“the best of all possible worlds”相关语境),常用于讨论“最优/最佳”的观念;optimality 作为抽象名词在现代学术语境更常见。
  • Arthur Conan Doyle《The Sign of Four》 等福尔摩斯故事中可见 optimal 的一般意义用法(“最合适/最佳”),但 optimality 更偏技术与理论写作,文学中相对少见。
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