Results 31 to 40 of about 75,980 (291)

A semi-parametric regression model for analysis of middle censored lifetime data

open access: yesStatistica, 2016
Middle censoring introduced by Jammalamadaka and Mangalam (2003), refers to data arising in situations where the exact lifetime becomes unobservable if it falls within a random censoring interval, otherwise it is observable.
Sreenivasa Rao Jammalamadaka   +2 more
doaj   +1 more source

Assessing the Goodness of Fit of the Gompertz Model in the Presence of Right and Interval Censored Data with Covariate

open access: yesAustrian Journal of Statistics, 2020
This research focuses on assessing the goodness of fit for the Gompertz model in the presence of right and interval censored data with covariate.
Azid Maarof Nur Niswah Naslina   +3 more
doaj   +1 more source

Optimal sampling and statistical inferences for Kumaraswamy distribution under progressive Type-II censoring schemes

open access: yesScientific Reports, 2023
In this paper, we study non-Bayesian and Bayesian estimation of parameters for the Kumaraswamy distribution based on progressive Type-II censoring. First, the maximum likelihood estimates and maximum product spacings are derived.
Osama E. Abo-Kasem   +2 more
doaj   +1 more source

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

open access: yes, 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
A Arabmazar   +24 more
core   +3 more sources

Empirical Density Estimation for Interval Censored Data

open access: yesAustrian Journal of Statistics, 2016
This paper is concerned with the nonparametric estimation of a density function when the data are incomplete due to interval censoring. The Nadaraya-Watson kernel density estimator is modified to allow description of such interval data.
Eugenia Stoimenova
doaj   +1 more source

A semiparametric cure model for interval‐censored data [PDF]

open access: yesBiometrical Journal, 2013
There is a growing interest in the analysis of survival data with a cured proportion particularly in tumor recurrences studies. Biologically, it is reasonable to assume that the recurrence time is mainly affected by the overall health condition of the patient that depends on some covariates such as age, sex, or treatment type received.
Lam, KF, Wong, KY, Zhou, F
openaire   +5 more sources

Minimal Adequate Model of Unemployment Duration in the Post-Crisis Czech Republic [PDF]

open access: yesStatistika: Statistics and Economy Journal, 2016
Unemployment is one of the leading economic problems in a developed world. The aim of this paper is to identify the differences in unemployment duration in different strata in the post-crisis Czech Republic via building a minimal adequate model, and to ...
Adam Čabla
doaj  

Maximum smoothed likelihood estimators for the interval censoring model

open access: yes, 2014
We study the maximum smoothed likelihood estimator (MSLE) for interval censoring, case 2, in the so-called separated case. Characterizations in terms of convex duality conditions are given and strong consistency is proved.
Groeneboom, Piet
core   +1 more source

Stochastic EM algorithm for doubly interval-censored data [PDF]

open access: yesBiostatistics, 2013
In clinical trials, it is frequently of interest to estimate the time between the onset of two events (e.g. duration of response in oncology). Here, we consider the case where subjects are assessed at fixed visits but the initial event and the terminating event occur in between visits.
Dejardin, David, LESAFFRE, Emmanuel
openaire   +4 more sources

Parameter and Reliability Inferences of Inverted Exponentiated Half-Logistic Distribution under the Progressive First-Failure Censoring

open access: yesMathematics, 2020
Using progressive first-failure censored samples, we mainly study the inferences of the unknown parameters and the reliability and failure functions of the Inverted Exponentiated Half-Logistic distribution.
Fengshi Zhang, Wenhao Gui
doaj   +1 more source

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