Then,a focus is placed on how to improve the detection power,estimation efficiency as well as the temporal resolution in event-related fMRI.
本文在介绍了事件相关设计的基本原理以及BOLD信号的基本特征的基础上 ,重点讨论了在事件相关设计中如何提高研究设计的统计检验力、估计效率和时间分辨率等问题。
898 6 and has a relatively high estimated efficienc
利用郑州市中牟县森林资源二类调查的49个村、196户林木蓄积资料,采用简单随机抽样、两阶抽样、事后分层抽样3种样本组织方法分别对中牟县村镇林蓄积总量进行估计,通过对比发现事后分层抽样优于其它两种方法,估计精度为0 8986,具有较高的估计效率。
For the linear weighted regression model, influence measure of covariance matrix perturbation and estimate efficiency of regression parameter have been analyzed on the basis of the regression diagnosis, and the lower bounds of the two efficiencies have been given.
针对线性加权回归模型 ,从统计诊断的角度分析了协方差阵扰动的影响度量和回归系数的估计效率 ,并给出了 2种效率的下
The Lower Bound of Efficiencies of LSE with Respect to the General Ridge Estimate;
LSE相对于一般广义岭估计的效率下界
A RELATIVE EFFICIENCY OF LSE IN GROWTH CURVE MODEL ON EUCLIDEAN MORM(Ⅳ);
欧氏模意义下生长曲线最小二乘估计的效率(Ⅳ)
Expected Bayesian Estimation of Failure Probability of Zero--Failure Data
无失效数据的失效概率的E-Bayes估计
Bayesian Estimation of Failure Probability of Zero-failure Data;
无失效数据场合失效概率的Bayes估计
The Synthesize Hierarchical Bayesian Estimation of Failure Rate of Zero Failure Data;
无失效数据失效率的综合多层Bayes估计
An Effective Blind Estimation of OFDM Carrier Frequency Offset
一种有效的OFDM载波频率偏移的盲估计
Efficient Moment Estimation for Stochastic Volatility Term Structure of Interest Rate;
随机波动利率期限结构的有效矩估计
Relative Efficiencies of Least Squared Estimates in Linear Models
线性模型中最小二乘估计的相对效率
The Relative Efficiencies of Mixed Estimator with Respect to Least Square Estimator in Linear Regression Model;
回归系数的混合估计和最小二乘估计的相对效率
The Relative Efficiencies of a Class of Biased Estimetor with Repect to Generalized Least Square Estimator in Linear Model
回归系统的一种有偏估计与广义最小二乘估计的相对效率
Error Estimation of Estimating Probability with Frequency And Its Usage
以频率估计概率的误差估计及其应用
Different estimates about some statistical capacities construct a new estimating methodby means of weighted average,which can increase the gradual efficiency of the estimate capac-ity.
将一些统计量的不同估计利用加权平均构造一个新的估计法,能提高估计量的渐近效率。
A New Relative Efficiency of the Parameter Estimate in Generalized Gauss-Markov Models;
广义G-M模型参数估计的一种新的相对效率
A New Relative Efficiency of the Parameter Estimate in Linear Models
线性模型中参数估计的一种新的相对效率
RELIABILITY ANALYSIS OF SERIES AND PARALLEL STRUCTURAL SYSTEMS AND ESTIMATION OF BOUND OF FAILURE PROBABILITY
串、并结构体系可靠度分析及失效概率界的估计
Hierarchical Bayesian Estimation of Failure Probability of Normal Distribution;
正态分布场合下失效概率的多层Bayes估计
Estimation for Zero-failureprobability of Poisson Distribution under Q-Symmetric Entropy Loss Function;
Q-对称熵损失下Poisson分布无失效概率的估计
Study on Empirical Research and the Relative Efficiency in Parameter Estimation for Linear Model;
线性模型参数估计的实证分析及相对效率研究