Results 71 to 80 of about 163,142 (181)

Shifted Liu-Type Estimator in The Linear Regression

open access: yesJurnal Matematika, Statistika dan Komputasi, 2022
The methods to solve the problem of multicollinearity have an important issue in the linear regression. The Liu-type estimator is one of these methods used to reduce its effect. This estimator is an estimator with two parameters denoted  and . Kurnaz and Akay (2015) [6] introduced a new approach for the Liu-type estimator and called it new Liu-type (NL)
openaire   +1 more source

Maximum Likelihood and the Bootstrap for Nonlinear Dynamic Models [PDF]

open access: yes
We provide a unified framework for analyzing bootstrapped extremum estimators of nonlinear dynamic models for heterogeneous dependent stochastic processes.
Halbert White, Sílvia Gonçalves
core  

Estimating Shrinkage Parameter of Generalized Liu Estimator in Logistic Regression Model

open access: yesJournal of Physics: Conference Series, 2020
Abstract The logistic regression model is one of the modern statistical methods developed to predict the set of quantitative variables (nominal or monotonous), and it is considered as an alternative test for the simple and multiple linear regression equation as well as it is subject to the model concepts in terms of the possibility of ...
openaire   +1 more source

Stochastic Restricted Modified Mixed Logistic Estimator

open access: yesAustrian Journal of Statistics
In this study, we introduce a new estimator named the Stochastic Restricted Modified Mixed Logistic Estimator (SRMMLE), which is specifically designed to handle multicollinearity within the framework of stochastic linear restrictions.
Kayathiri Thayaparan   +2 more
doaj   +1 more source

The Bootstrap of the Mean for Dependent Heterogeneous Arrays [PDF]

open access: yes
Presently, conditions ensuring the validity of bootstrap methods for the sample mean of (possibly heterogeneous) near epoch dependent (NED) functions of mixing processes are unknown.
Halbert White, Sílvia Gonçalves
core  

Reducing Bias in Beta Regression Models Using Jackknifed Liu-Type Estimators: Applications to Chemical Data

open access: yesJournal of Mathematics
In the field of chemical data modeling, it is common to encounter response variables that are constrained to the interval (0, 1). In such cases, the beta regression model is often a more suitable choice for modeling.
Solmaz Seifollahi   +2 more
doaj   +1 more source

Modified Two-Parameter Liu Estimator for Addressing Multicollinearity in the Poisson Regression Model

open access: yesAxioms
This study introduces a new two-parameter Liu estimator (PMTPLE) for addressing the multicollinearity problem in the Poisson regression model (PRM). The estimation of the PRM is traditionally accomplished through the Poisson maximum likelihood estimator (
Mahmoud M. Abdelwahab   +3 more
doaj   +1 more source

Group Importance Sampling for Particle Filtering and MCMC

open access: yes, 2018
Bayesian methods and their implementations by means of sophisticated Monte Carlo techniques have become very popular in signal processing over the last years.
Camps-Valls, G., Elvira, V., Martino, L.
core  

Special ridge-type estimator: Simulation and application to chemical data

open access: yesAIP Advances
This study delves into regularization techniques, such as ridge regression, Liu estimator, and Kibria–Lukman estimator, as alternatives to the maximum likelihood method for addressing multicollinearity in beta regression models.
Rasha A. Farghali   +4 more
doaj   +1 more source

A Riemannian-Stein Kernel Method

open access: yes, 2018
This paper presents a theoretical analysis of numerical integration based on interpolation with a Stein kernel. In particular, the case of integrals with respect to a posterior distribution supported on a general Riemannian manifold is considered and the
Barp, Alessandro   +3 more
core  

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