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外语单词网英语单词estimator的中文意思

estimator

英 ['estɪmeɪtə] 美['ɛstə,metɚ]

n. [统计] 估计量；评价者

英英释义

1. an expert at calculation (or at operating calculating machines)

实用场景例句

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.

We are discussing whether OLS estimator satisfy asymptotic normality.: 我们讨论是否OLS估计量满足渐近正态性.

The performance of DOA estimator is studied via Monte Carlo simulations.: 仿真结果验证了该方法的有效性.

Small sample properties are derived for the estimator from simple random samples.: 我们推导简单随机抽样下该估计值的小样本性质.

To construct confidence interval, the limiting distribution of change - point estimator is obtained.: 为构造变点的置信区间给出了变点的极限分布.

Numerical examples are presented to show the effectiveness of the estimator.: 数值例子表明了估计器的有效性.

The sufficient condition of the existence of the parameter estimator was given.: 给出了参数估计器存在的充分条件.

Objective The collinearity in data can produce inaccurate estimator and test.: 目的共线关系可产生不准确的估计及检验.

M estimator is the abbreviation for the maximum likelihood estimator.: 估计是极大似然估计的一种简称.

The estimator can take various specific forms.: 这种估计式可采用不同的具体形式.

Explain non - standard system to Estimator if necessary.: 如有必要,向报价人员解释非标系统.

This kernel estimator has the advantages of both the local model and the global model.: 这种核估计方法可以结合局域法与全局法的优点,使得预测的精度更高.

The estimator is simple in construction and the error of stator resistance is small.: 该辨识器结构简单,辨识的定子电阻误差较小.

We can find the exact credibility estimator of risk premium under the symmetric loss function.: 本文引入了对称损失函数,并求得基于该损失函数的确切可信性估计.

A channel estimator portion 42 uses known searching techniques to discern a channel impulse response.: 信道估计器部分42使用已知搜索技术辨别信道脉冲响应.

助记提示

1. estimate => estim- + -ator.

双语例句

1. An estimator is a random variable.: 估计量是一个随机变量.

2. 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.

3. Is it possible for an estimator to be unbiased but inconsistent?: 是否有可能(一个估计量)是无偏却不一致的?

4. We are discussing whether OLS estimator satisfy asymptotic normality.: 我们讨论是否OLS估计量满足渐近正态性.

5. The performance of DOA estimator is studied via Monte Carlo simulations.: 仿真结果验证了该方法的有效性.

英文词源

estimator (n.): 1660s, from Latin aestimator, agent noun from aestimare "to value" (see esteem (v.)).

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