Pub Date : 2024-06-02DOI: 10.1080/02331888.2024.2361860
Jafar Ahmadi, N. Balakrishnan
The class of log-symmetric distributions is a generalization of log-normal distribution and includes some well-known distributions such as log-normal, log-logistic, log-Laplace, log-Cauchy, log-pow...
{"title":"Characterizations of continuous log-symmetric distributions based on properties of order statistics","authors":"Jafar Ahmadi, N. Balakrishnan","doi":"10.1080/02331888.2024.2361860","DOIUrl":"https://doi.org/10.1080/02331888.2024.2361860","url":null,"abstract":"The class of log-symmetric distributions is a generalization of log-normal distribution and includes some well-known distributions such as log-normal, log-logistic, log-Laplace, log-Cauchy, log-pow...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"20 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-06-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141255850","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
In this paper, we establish sufficient conditions for stochastic comparisons of two finite mixture models (FMMs) with respect to the usual stochastic order, hazard rate order, and likelihood ratio ...
{"title":"Stochastic comparison results between two finite mixture models with generalized Weibull distributed components","authors":"Raju Bhakta, Narayanaswamy Balakrishnan, Suchandan Kayal, Subrat Pradhan","doi":"10.1080/02331888.2024.2347343","DOIUrl":"https://doi.org/10.1080/02331888.2024.2347343","url":null,"abstract":"In this paper, we establish sufficient conditions for stochastic comparisons of two finite mixture models (FMMs) with respect to the usual stochastic order, hazard rate order, and likelihood ratio ...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"16 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140883309","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-05-02DOI: 10.1080/02331888.2024.2347342
Joseph Ngatchou–Wandji, Thobeka Nombebe, Leonard Santana, James Allison
We propose new classes of goodness-of-fit tests for the Pareto Type I distribution. These tests are based on a characterization of the Pareto distribution involving order statistics. We derive the ...
我们为帕累托 I 型分布提出了新的拟合优度检验类别。这些检验基于涉及阶次统计的帕累托分布特征。我们推导出...
{"title":"On classes of consistent tests for the Type I Pareto distribution based on a characterization involving order statistics","authors":"Joseph Ngatchou–Wandji, Thobeka Nombebe, Leonard Santana, James Allison","doi":"10.1080/02331888.2024.2347342","DOIUrl":"https://doi.org/10.1080/02331888.2024.2347342","url":null,"abstract":"We propose new classes of goodness-of-fit tests for the Pareto Type I distribution. These tests are based on a characterization of the Pareto distribution involving order statistics. We derive the ...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"28 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140883313","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-30DOI: 10.1080/02331888.2024.2348077
Ziwen Geng
Quantile regression has emerged as one of the standard tools for regression analysis that enables a proper assessment of the complete conditional distribution of responses. This article considers a...
量子回归已成为回归分析的标准工具之一，它能正确评估反应的完整条件分布。本文探讨了量值回归方法。
{"title":"Modelling additive extremile regression by iteratively penalized least asymmetric weighted squares and gradient descent boosting","authors":"Ziwen Geng","doi":"10.1080/02331888.2024.2348077","DOIUrl":"https://doi.org/10.1080/02331888.2024.2348077","url":null,"abstract":"Quantile regression has emerged as one of the standard tools for regression analysis that enables a proper assessment of the complete conditional distribution of responses. This article considers a...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"23 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140833976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-17DOI: 10.1080/02331888.2024.2339265
Hyunju Lee, Ji Hwan Cha
In this paper, we develop a new class of continuous bivariate distributions based on a shock model. The proposed class is general in the sense that numerous families of distributions can be generat...
{"title":"New continuous bivariate distributions generated from shock models","authors":"Hyunju Lee, Ji Hwan Cha","doi":"10.1080/02331888.2024.2339265","DOIUrl":"https://doi.org/10.1080/02331888.2024.2339265","url":null,"abstract":"In this paper, we develop a new class of continuous bivariate distributions based on a shock model. The proposed class is general in the sense that numerous families of distributions can be generat...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"129 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-04-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140612948","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-16DOI: 10.1080/02331888.2024.2341792
Muhammad Ameeq, Sidra Naz, Muhammad Tahir, Muhammad Muneeb Hassan, Farrukh Jamal, Laraib Fatima, Rabeea Shahzadi
This study developed a new family of distributions, the Marshall-Olkin generalized distribution. A novel model, the Marshall-Olkin Lomax (NMOL) distribution, was introduced into this family. The NM...
{"title":"A new Marshall-Olkin lomax distribution with application using failure and insurance data","authors":"Muhammad Ameeq, Sidra Naz, Muhammad Tahir, Muhammad Muneeb Hassan, Farrukh Jamal, Laraib Fatima, Rabeea Shahzadi","doi":"10.1080/02331888.2024.2341792","DOIUrl":"https://doi.org/10.1080/02331888.2024.2341792","url":null,"abstract":"This study developed a new family of distributions, the Marshall-Olkin generalized distribution. A novel model, the Marshall-Olkin Lomax (NMOL) distribution, was introduced into this family. The NM...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"20 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140600113","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-12DOI: 10.1080/02331888.2024.2339268
Guanjie Lyu, Mohamed Belalia
The conditional quantile function is a fundamental tool for understanding the relationship between covariates and the response variable in data analysis. In this study, we propose a novel estimator...
{"title":"Smooth estimation of conditional quantile function with mixed covariates using Bernstein polynomials","authors":"Guanjie Lyu, Mohamed Belalia","doi":"10.1080/02331888.2024.2339268","DOIUrl":"https://doi.org/10.1080/02331888.2024.2339268","url":null,"abstract":"The conditional quantile function is a fundamental tool for understanding the relationship between covariates and the response variable in data analysis. In this study, we propose a novel estimator...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"59 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-04-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140600110","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-04-02DOI: 10.1080/02331888.2024.2334313
Arianna Agosto, Paola Cerchiello
The effective monitoring of the pandemic emergency and, specifically, the early detection of surge phases are crucial to define proper health policies. We propose a statistical testing approach to ...
{"title":"A data-driven test approach to identify COVID-19 surge phases: an alert-warning tool","authors":"Arianna Agosto, Paola Cerchiello","doi":"10.1080/02331888.2024.2334313","DOIUrl":"https://doi.org/10.1080/02331888.2024.2334313","url":null,"abstract":"The effective monitoring of the pandemic emergency and, specifically, the early detection of surge phases are crucial to define proper health policies. We propose a statistical testing approach to ...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"53 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140600121","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-03-26DOI: 10.1080/02331888.2024.2328594
Han Li, Xiaoman Chen, Xiaogang Dong
To handle non-stationary integer-valued time series of counts with piecewise characteristics and linear trends, this paper introduced a class of self-exciting threshold Z-valued autoregressive proc...
为了处理具有片断特征和线性趋势的非平稳整数值计数时间序列，本文引入了一类自激阈值 Z 值自回归过程。
{"title":"Self-exciting threshold -valued autoregressive processes for non-stationary time series of counts","authors":"Han Li, Xiaoman Chen, Xiaogang Dong","doi":"10.1080/02331888.2024.2328594","DOIUrl":"https://doi.org/10.1080/02331888.2024.2328594","url":null,"abstract":"To handle non-stationary integer-valued time series of counts with piecewise characteristics and linear trends, this paper introduced a class of self-exciting threshold Z-valued autoregressive proc...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"28 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140312311","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-03-25DOI: 10.1080/02331888.2024.2333015
Ramajeyam Tharshan, Pushpakanthie Wijekoon
In this paper, we propose an optimal generalized regression estimator based on the sample information for the Poisson-Modification of the Quasi Lindley (PMQL) regression model namely the PMQL optim...
{"title":"Poisson-modification of the Quasi Lindley optimal generalized regression estimator","authors":"Ramajeyam Tharshan, Pushpakanthie Wijekoon","doi":"10.1080/02331888.2024.2333015","DOIUrl":"https://doi.org/10.1080/02331888.2024.2333015","url":null,"abstract":"In this paper, we propose an optimal generalized regression estimator based on the sample information for the Poisson-Modification of the Quasi Lindley (PMQL) regression model namely the PMQL optim...","PeriodicalId":54358,"journal":{"name":"Statistics","volume":"4 1","pages":""},"PeriodicalIF":1.9,"publicationDate":"2024-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140300399","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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