Homogeneity testing in a Weibull mixture model

DOI10.1007/s00362-006-0015-6zbMath1168.62091OpenAlexW2058415310MaRDI QIDQ1015458

Christoph Scheicher, Karl C. Mosler

Publication date: 8 May 2009

Published in: Statistical Papers (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00362-006-0015-6

zbMATH Keywords

hazard modelsgoodness of fitdispersion score testmixture diagnosisWeibull-to-exponential transform

Mathematics Subject Classification ID

Related Items (8)

Testing homogeneity in a scale mixture of normal distributions ⋮ Bootstrap likelihood ratio test for Weibull mixture models fitted to grouped data ⋮ Exact Likelihood Ratio Testing for Homogeneity of the Exponential Distribution ⋮ Reliability properties of generalized mixtures of Weibull distributions with a common shape parameter ⋮ Modeling Heterogeneity in Healthcare Utilization Using Massive Medical Claims Data ⋮ Generalized mixtures of Weibull components ⋮ Implementing particle swarm optimization algorithm to estimate the mixture of two Weibull parameters with censored data ⋮ Likelihood testing with censored and missing duration data

Uses Software

• R
• S-PLUS
• MASS (R)

Cites Work

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• Score test of homogeneity for survival data. (With discussion)
• Likelihood ratio tests based on subglobal optimization: A power comparison in exponential mixture models
• A Modified Likelihood Ratio Test for Homogeneity in Finite Mixture Models
• Statistical Analysis of Financial Data in S-Plus
• Theory & Methods: Testing for Homogeneity in an Exponential Mixture Model
• Estimation of Mixed Weibull Parameters in Life Testing
• Applications of the EM Algorithm to the Analysis of Life Length Data
• Estimation of Parameters in Compound Weibull Distributions
• Testing Homogeneity in a Mixture Distribution via theL²Distance Between Competing Models
• Statistical models based on counting processes
• A cautionary note on likelihood ratio tests in mixture models

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