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   comparative‎ ‎study‎ ‎of‎ ‎an‎ ‎ensemble‎ ‎machine learning‎ ‎model versus‎ ‎maximum‎ ‎likelihood model‎ ‎to assess‎ ‎reliability measures in right censored data analysis  
   
نویسنده goodarzi faranak ,soheil shamaee mahsa
منبع mathematics interdisciplinary research - 2025 - دوره : 10 - شماره : 3 - صفحه:267 -294
چکیده    ‎this paper explores the estimation of a new power function under type-ii right censoring using two methods‎: ‎maximum likelihood estimation (mle) and an ensemble machine learning model based on stacking‎. ‎the study aims to assess both methods’ effectiveness in estimating various reliability measures‎, ‎such as hazard rate‎, ‎mean residual life‎, ‎variance residual life‎, ‎mean inactivity time‎, ‎and variance inactivity time‎. ‎the stacking model integrates five base models‎, ‎radial basis function neural network‎, ‎random forest‎, ‎support vector regression (svr)‎, ‎multilayer perceptron (mlp)‎, ‎and gradient boosting regression trees‎, ‎with an radial basis function neural network serving as a meta-learner for final predictions‎. ‎numerical experiments compare the performance of the stacking model against mle for type-ii censored data‎. ‎results indicate that the stacking model significantly enhances the accuracy of reliability measure predictions‎, ‎showcasing its potential as a robust tool for reliability analysis in the context of type-ii censoring‎.
کلیدواژه reliability function‎، ‎maximum likelihood estimation‎، ‎ensemble learning‎، ‎stacking model‎، ‎type-ii censoring‎
آدرس ‎university of kashan, faculty of mathematical science, ‎department of statistics, iran, ‎university of kashan, ‎faculty of mathematical science, ‎department of computer science, iran
پست الکترونیکی soheilshamaee@kashanu.ac.ir
 
     
   
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