extrapolation

英 [ɪkˌstræpəˈleɪʃn]

美 [ɪkˌstræpəˈleɪʃn]

n.  外推；外插；外延；外插法；外推法

复数：extrapolations　

计算机

BNC.21541 / COCA.20706

柯林斯词典

• VERB 推断;推知
  If youextrapolate fromknown facts, you use them as a basis for general statements about a situation or about what is likely to happen in the future.
  1. Extrapolating from his American findings, he reckons about 80% of these deaths might be attributed to smoking...
     根据他在美国的调查结果推断，他估计这些人中约有80％可能死于吸烟。
  2. It is unhelpful to extrapolate general trends from one case.
     根据一个案例来推断总的趋势是没有用的。

英英释义

noun

• an inference about the future (or about some hypothetical situation) based on known facts and observations
• (mathematics) calculation of the value of a function outside the range of known values

双语例句

• Superconvergence analysis and extrapolation of a new mixed finite element model for second order elliptic problem
  二阶椭圆问题新混合元模型的超收敛分析及外推实验模型和有限元模型的混合建模方法
• Extrapolation from our experience to the future.
  从我们的经验中对未来做出推断。
• The error of Richardson 'extrapolation method is less than that of secant method;
  Richardson外推法的误差小于正切法；
• The one-step extrapolation procedure for low-pass signal was extended to the band-pass case.
  拓展了带限信号一步外推算法，使之能够适用于带通信号的情况。
• The key factors influencing calculation precision are extrapolation methods and mesh size.
  热点应力的外推方法、限元网格尺寸大小是影响计算精度的主要因素。
• The algorithms of average pinchout angle, finite distance extrapolation and infinite distance are studied and used in constructing orebody pinchout lines.
  研究了矿体尖灭构建中的平均尖灭角法、有限推断法和无限外推法算法，并利用。
• There is also the question of whether extrapolation of results between species is valid.
  还有一个问题是，推论的结果在两个物种之间是否有效。
• At the macroscopic level, an ideal gas is defined by a process of extrapolation.
  从宏观角度看，理想气体的定义是由推论而得来的。
• If extrapolation is the forecaster's friend, mean reversion is the forecaster's crutch.
  如果说外推法是预测家的朋友，那么均值回归理论（meanreversion）就是预测家的拐杖。
• Using Doppler radar data, an algorithm for precipitation nowcast is set up by applying an improved cross-correlation extrapolation method ( COTREC).
  利用多普勒雷达资料，采用一种改进后的交叉相关法（COTREC）建立了一种降水临近预报方法。