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extrapolation

英 [ek,stræpə'leɪʃən] 美 [ɪk,stræpə'leʃən]

n. [数] 外推法；推断

英文词源

extrapolation (n.): 1867, noun of action from extrapolate by analogy of interpolation; original sense was "an inserting of intermediate terms in a mathematical series." Transferred sense of "drawing of a conclusion about the future based on present tendencies" is from 1889.

双语例句

1. Extrapolation Method, composed of Aitken Extrapolation and eigenvalues - based algorithm mainly , can notably reduce iterations commonly.: 外推法(Extrapolation)是减少PageRank算法迭代次数的有效方法, 而AitkenExtrapolation算法和基于特征值直接求解的算法是其典型代表.

2. He estimate his income tax bill by extrapolation from figures submit in previous year.: 他从前几年的报税数字推算出自己应缴的所得税数额.

3. His estimate of half a million HIV positive cases was based on an extrapolation of the known incidence of the virus.: 他估计有50万个HIV阳性病例，这是根据已知的病毒感染率作出的推论。

4. Rather, speculation, conflicts, and theoretical extrapolation typify their every action.: 相反, 怀疑、冲突和理论上的推断是他们每步行为的特征.

5. Observed values of potential are adjusted by extrapolation to fit this assumption.: 为了适应这种假设,对观测到的电位值用外推方法进行调整.