Results 11 to 20 of about 158,226 (307)

Censored Quantile Regression Redux [PDF]

open access: yesJournal of Statistical Software, 2008
Quantile regression for censored survival (duration) data offers a more flexible alternative to the Cox proportional hazard model for some applications. We describe three estimation methods for such applications that have been recently incorporated into ...
Roger Koenker
doaj   +1 more source

Novel statistical approaches for non-normal censored immunological data: analysis of cytokine and gene expression data. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: For several immune-mediated diseases, immunological analysis will become more complex in the future with datasets in which cytokine and gene expression data play a major role. These data have certain characteristics that require sophisticated
Nikolaus Ballenberger   +4 more
doaj   +4 more sources

On Bayesian modeling of censored data in JAGS

open access: yesBMC Bioinformatics, 2022
Background Just Another Gibbs Sampling (JAGS) is a convenient tool to draw posterior samples using Markov Chain Monte Carlo for Bayesian modeling. However, the built-in function dinterval() for censored data misspecifies the default computation of ...
Xinyue Qi, Shouhao Zhou, Martyn Plummer
doaj   +1 more source

Estimating Dynamic Signals From Trial Data With Censored Values

open access: yesComputational Psychiatry, 2017
Censored data occur commonly in trial-structured behavioral experiments and many other forms of longitudinal data. They can lead to severe bias and reduction of statistical power in subsequent analyses.
Ali Yousefi   +4 more
doaj   +1 more source

Regression models for interval censored data using parametric pseudo-observations

open access: yesBMC Medical Research Methodology, 2021
Background Time-to-event data that is subject to interval censoring is common in the practice of medical research and versatile statistical methods for estimating associations in such settings have been limited.
Martin Nygård Johansen   +3 more
doaj   +1 more source

Rotation survival forest for right censored data [PDF]

open access: yesPeerJ, 2015
Recently, survival ensembles have found more and more applications in biological and medical research when censored time-to-event data are often confronted.
Lifeng Zhou, Qingsong Xu, Hong Wang
doaj   +2 more sources

Residual Control Chart Based on a Convolutional Neural Network and Support Vector Regression for Type-I Censored Data with the Weibull Model

open access: yesMathematics, 2023
Control charts with conditional expected value (CEV) can be used with novel statistical techniques to monitor the means of moderately and lowly censored data.
Pei-Hsi Lee, Shih-Lung Liao
doaj   +1 more source

Uniform Bahadur Representation for Nonparametric Censored Quantile Regression: A Redistribution-of-Mass Approach [PDF]

open access: yes, 2016
Censored quantile regressions have received a great deal of attention in the literature. In a linear setup, recent research has found that an estimator based on the idea of “redistribution-of-mass” in Efron (1967, Proceedings of the Fifth Berkeley ...
Kong, Efang, Xia, Yingcun
core   +1 more source

Assessment of left-censored data treatment methods using stochastic simulation

open access: yesRBRH, 2023
The paper evaluates the influence of size series, percentage of censored data, and coefficients of variation used to generate synthetic series on the estimation of means, standard deviations, coefficients of variation, and medians in series with censored
Fábio Henrique Rodrigues da Silva   +1 more
doaj   +1 more source

Partially linear censored quantile regression [PDF]

open access: yes, 2009
Censored regression quantile (CRQ) methods provide a powerful and flexible approach to the analysis of censored survival data when standard linear models are felt to be appropriate.
Portnoy, S., Neocleous, T.
core   +1 more source

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