V2EX interpolation

Interpolation

释义 Definition

interpolation(名词):插入;插话;(数学/数据处理中)插值、内插在已知信息之间加入内容,或用已知数据点来估算中间值。(也可指在文本、谈话或音乐中“夹插”内容。)

发音 Pronunciation (IPA)

/ntplen/

例句 Examples

Interpolation helps us estimate the temperature at noon using measurements from 11 a.m. and 1 p.m.
插值可以用上午11点和下午1点的测量值来估算中午的温度。

In the report, the analyst used linear interpolation to fill missing values, but warned that the results may be unreliable if the trend changes suddenly.
在报告中,分析师用线性插值来补齐缺失值,但也提醒如果趋势突然变化,结果可能不可靠。

词源 Etymology

来自拉丁语 interpolare,意为“修整、翻新、在中间改动或添补”。其中 inter- 表示“在……之间”,词根与“polish(磨光、修饰)”在历史上有关联。后来该词在文本校勘中常指“后人插入的字句”,在数学与工程领域则发展出“用中间估计补全数据”的专门含义。

相关词 Related Words

文学与著作 Literary Works

  • 《Numerical Recipes》(Press 等):在数值计算章节中系统讨论多种插值方法(如线性插值、样条插值)。
  • 《An Introduction to Numerical Analysis》(Kendall Atkinson):以“interpolation”作为核心概念之一讲解误差与方法选择。
  • 《A Treatise on the Theory of Bessel Functions》(G. N. Watson):在函数与数值近似的相关讨论中会出现插值与近似的术语背景。
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