查询词典 loss function

A barycenter model of group decision making on resource allocation is constructed in this paper using groups loss function based on the additive kind of group cardinal utility function.

根据群体基数效用函数的加和性，用距离表示群体的损失函数，建立了资源分配群体决策的重心模型。

The Minimax admissibility of linear estimates with respect to restricted multivariate regression coefficient under matrix loss function is considered.

在矩阵损失下给出了带约束的多元回归系数线性估计在线性估计类中是 Minimax可容许估计的充要条件。

On the basis of the balanced loss function proposed by Zellner, we discuss the balanced loss risk and obtain various estimations of regression coefficient in linear regression model.

本文从Zellner提出的平衡损失函数出发，通过讨论平衡损失风险，得到线性回归模型中回归系数的各种估计。

Under quadratic loss function, the definition of conditional admissible prediction is given and some necessary and sufficient conditions for linear predictions Ly_s of conditional linear predictable variable Qy to be admissible are obtained.

在二次损失函数下，给出了条件可容许预测的定义，在齐次线性预测类和非齐次线性预测类中得到了条件线性可预测变量Qy的线性预测Ly_s是可容许预测的充要条件。

Bayesian and empirical Bayesian theory are used to estimate the scale parameter of the double exponential distribution and the loss function and risk function of the Weibull distribution.

中文摘要：本文将贝叶斯，经验贝叶斯理论应用于双指数分布族的刻度参数估计和Weibull分布的损失函数和风险函数的估计。

When the variance was known and the conjugate prior distribution was normal,a Bayes estimation of loss-function and risk function of logarithmic normal distribution was given.

方差已知时，给出共轭先验分布为正态分布下，对数正态分布的损失函数和风险函数的Bayes估计，得到其Bayes估计为保守估计的条件

Under quadratic loss function, we study the minimax admissibility of the estimate function and the linear prediction.

本文则在二次损失下研究了一般Gauss-Markov模型的可估函数与线性预测的Minimax可容许性。

Second, we obtain the bayes estimators of the loss function and risk function based on the conjugate prior distribution for ...

其次在共轭先验分布下给出了Weibull分布参数估计的损失函数和风险函数的贝叶斯估计，并讨论了它们的保守性和合理性。

One is symmetric entropy loss function, the other is Linex loss function.

一个是对称熵准则函数，另一个是Linex准则函数。

Chapter 3 respectively gives the prediction increase satisfied the symmetric entropy loss function and Linex loss function, and then study the limitation trend of ratio of prediction value to true value with corresponding proofs.

分别给出满足对称熵准则和Linex准则条件的预期增长率，并研究了汇率增长率预测值与真实值的极限比变化趋势，给出了证明。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了