نتایج جستجو برای: weighted pairwise likelihood

تعداد نتایج: 209421  

Journal: :VNU Journal of Science: Mathematics - Physics 2023

The aim of this paper is to investigate results on almost sure convergence weighted sums coordinatewise pairwise negatively quadrant dependent random variables taking values in Hilbert spaces. As an application, the degenerate von Mises-statistics investigated.
 Keywords: Negative dependence, spaces, Weighted sums, Strong laws large numbers. 

Journal: :American journal of human genetics 2006
Jun Li Michael Q Zhang Xuegong Zhang

Computational detection of recombination hotspots from population polymorphism data is important both for understanding the nature of recombination and for applications such as association studies. We propose a new method for this task based on a multiple-hotspot model and an (approximate) log-likelihood ratio test. A truncated, weighted pairwise log-likelihood is introduced and applied to the ...

2012
Tsuyoshi Ueno Kohei Hayashi Takashi Washio Yoshinobu Kawahara

Reinforcement learning (RL) methods based on direct policy search (DPS) have been actively discussed to achieve an efficient approach to complicated Markov decision processes (MDPs). Although they have brought much progress in practical applications of RL, there still remains an unsolved problem in DPS related to model selection for the policy. In this paper, we propose a novel DPS method, weig...

2006
Xiaogang WANG

The author proposes to use weighted likelihood to approximate Bayesian inference when no external or prior information is available. He proposes a weighted likelihood estimator that minimizes the empirical Bayes risk under relative entropy loss. He discusses connections among the weighted likelihood, empirical Bayes and James–Stein estimators. Both simulated and real data sets are used for illu...

2005
M. Šimečková

The least weighted squares estimator is a well known technique in robust regression. Its likelihood analogy in logistic regression is the maximum weighted likelihood estimator, proposed in Vandev and Neykov (1998) and Mueller and Neykov (2003). This article mentions already proved properties, shows its inconsistency and compare it to the other estimators by an extensive simulation. Introduction...

Journal: :Annals of statistics 2013
Takumi Saegusa Jon A Wellner

We develop asymptotic theory for weighted likelihood estimators (WLE) under two-phase stratified sampling without replacement. We also consider several variants of WLEs involving estimated weights and calibration. A set of empirical process tools are developed including a Glivenko-Cantelli theorem, a theorem for rates of convergence of M-estimators, and a Donsker theorem for the inverse probabi...

Journal: :Journal of the Korean Data and Information Science Society 2012

Journal: :Communications for Statistical Applications and Methods 2002

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