estimator

英 [ˈɛstɪmeɪtə]

美 [ɛˈstɪmətər]

n.  估计量；估计值；推算子；推算式；评价者

复数：estimators　

化学

BNC.29820 / COCA.27958

英英释义

noun

• an expert at calculation (or at operating calculating machines)
  Synonym:calculatorreckonerfigurercomputer

双语例句

• On admissibility of a linear estimator of exponential mean
  指数分布中均值参数的齐次线性估计的可容许性
• The linear minimax estimator of stochastic regression coefficients and parameters under matrix loss function;
  矩阵损失下随机回归系数和参数的线性Minimax估计（英文）
• Based on the innovation analysis approach, a non-augmented optimal filter with a white noise estimator is presented for a multiple time-delay system with colored measurement noise.
  基于新息分析方法，对带有色观测噪声的多重时滞系统，提出了一种带自噪声估值器的非增广的最优滤波器。
• An estimator is a random variable.
  估计量是一个随机变量。
• This algorithm applies periodogram and parabolic interpolation to the cross correlation spectrum of band limited stochastic signals, and can obtain a continuous time delay estimator.
  该方法将周期图法与抛物线插值应用于带限随机信号的互相关谱，可以获得连续的延时估计。
• The estimator outperforms the U-I model on stator resistance adaptation and noise accumulation restraint.
  过套管电阻率测井中的超低噪声前置放大电路的设计该估计器在适应定子电阻和抑止噪声积累方面优于U&I法。
• In this paper, we derive a strong representation of product-limit estimator for left truncateddata.
  对于截断与删失下的反映变量，我们提出了一类广义乘积限估计，并获得了它的弱收敛性。
• The time-delay estimator of complex LFM based on cyclic cross-correlation amplitude is discussed.
  研究了复线性调频信号的循环互相关估计时延问题。
• This article introduces the factors that affect eyewitness identification accuracy, namely, estimator variables and system variables, and analyzes the problems in eyewitness identification researches.
  本文重点介绍了影响目击证人辨认准确性的因素，即估计者变量和系统变量，并分析了目击证人辨认研究的现存问题。
• When the estimator is unbiased, the numerical estimate is frequently also called unbiased.
  当估计量无偏时，数字估计值也常叫做无偏的。