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Communications in Statistics - Theory and Methods最新文献

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Asymptotic normality of local linear functional regression estimator based upon censored data 基于普查数据的局部线性函数回归估计器的渐近正态性
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-08-06 DOI: 10.1080/03610926.2024.2378376
Sarra Leulmi
{"title":"Asymptotic normality of local linear functional regression estimator based upon censored data","authors":"Sarra Leulmi","doi":"10.1080/03610926.2024.2378376","DOIUrl":"https://doi.org/10.1080/03610926.2024.2378376","url":null,"abstract":"This article is concerned with the local linear non parametric regression estimator of a right censored scalar response random variable, given a functional random covariate. First, we investigate i...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"34 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939655","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}
引用次数: 0
A New Modified Generalized Two Parameter Estimator for linear regression model 线性回归模型的新修正广义双参数估计器
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-08-05 DOI: 10.1080/03610926.2024.2374831
Bavneet Kaur Sidhu, Manoj Kumar Tiwari, Vikas Bist, Manoj Kumar, Anurag Pathak
{"title":"A New Modified Generalized Two Parameter Estimator for linear regression model","authors":"Bavneet Kaur Sidhu, Manoj Kumar Tiwari, Vikas Bist, Manoj Kumar, Anurag Pathak","doi":"10.1080/03610926.2024.2374831","DOIUrl":"https://doi.org/10.1080/03610926.2024.2374831","url":null,"abstract":"The Ordinary Least Squares estimator estimates the parameter vectors in a linear regression model. However, it gives misleading results when the input variables are highly correlated, emanating the...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"21 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-08-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939723","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}
引用次数: 0
Smoothed empirical likelihood estimation and automatic variable selection for an expectile high-dimensional model 期望高维模型的平滑经验似然估计和自动变量选择
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-08-01 DOI: 10.1080/03610926.2024.2376676
Gabriela Ciuperca
{"title":"Smoothed empirical likelihood estimation and automatic variable selection for an expectile high-dimensional model","authors":"Gabriela Ciuperca","doi":"10.1080/03610926.2024.2376676","DOIUrl":"https://doi.org/10.1080/03610926.2024.2376676","url":null,"abstract":"We consider a linear model which can have a large number of explanatory variables, the errors with an asymmetric distribution or the values of the explained variable are missing at random. In order...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"95 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939724","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}
引用次数: 0
Equivalence tests under the non mixture and mixture cure fraction models 非混合物和混合物固化分数模型下的等效测试
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-08-01 DOI: 10.1080/03610926.2024.2376671
Pao-sheng Shen
{"title":"Equivalence tests under the non mixture and mixture cure fraction models","authors":"Pao-sheng Shen","doi":"10.1080/03610926.2024.2376671","DOIUrl":"https://doi.org/10.1080/03610926.2024.2376671","url":null,"abstract":"In this article, we propose equivalence tests for the difference of two survival functions in the presence of cure fraction. We consider both the non mixture cure model (NMCM) and mixture cure mode...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"197 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939725","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}
引用次数: 0
Reliability indices of multi-state repairable m-out-of-r-within-k-out-of-n system using Lz-transform method 利用 Lz 变换法计算多态可修复 m-out-of-r-within-k-out-of-n 系统的可靠性指数
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-07-31 DOI: 10.1080/03610926.2024.2372705
Ayush Singh, Vaibhav Bisht, S. B. Singh
{"title":"Reliability indices of multi-state repairable m-out-of-r-within-k-out-of-n system using Lz-transform method","authors":"Ayush Singh, Vaibhav Bisht, S. B. Singh","doi":"10.1080/03610926.2024.2372705","DOIUrl":"https://doi.org/10.1080/03610926.2024.2372705","url":null,"abstract":"A multi-state m-out-of-r-within-k-out-of-n system has found great importance in reliability theory because of its wide applications in engineering systems. In previous studies, usually all the comp...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"18 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141882099","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}
引用次数: 0
Some potential theorems for countable transient jump processes 可数瞬态跳跃过程的一些潜在定理
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-07-29 DOI: 10.1080/03610926.2024.2379036
Zhi-Sheng Tong, Zhi-Wen Cheng, Xiu-Fang Liu, Ying-Chuan Jing
{"title":"Some potential theorems for countable transient jump processes","authors":"Zhi-Sheng Tong, Zhi-Wen Cheng, Xiu-Fang Liu, Ying-Chuan Jing","doi":"10.1080/03610926.2024.2379036","DOIUrl":"https://doi.org/10.1080/03610926.2024.2379036","url":null,"abstract":"This article extends the potential theory to countable transient jump processes based on the works of Kemeny, Snell, and Knapp (1976) and Syski (1979). First, it presents the construction of excess...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"56 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141870933","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}
引用次数: 0
High dimensional discriminant analysis under weak sparsity 弱稀疏性下的高维判别分析
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-07-29 DOI: 10.1080/03610926.2024.2372065
Yao Wang, Zeyu Wu, Cheng Wang
{"title":"High dimensional discriminant analysis under weak sparsity","authors":"Yao Wang, Zeyu Wu, Cheng Wang","doi":"10.1080/03610926.2024.2372065","DOIUrl":"https://doi.org/10.1080/03610926.2024.2372065","url":null,"abstract":"In this work, we consider the discriminant analysis under the weak sparsity where many entries of the parameters are nearly zero. We develop a unified LASSO-typed framework to estimate the paramete...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"73 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939603","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}
引用次数: 0
A new regression model under informative censoring mechanism with applications 信息剔除机制下的新回归模型及其应用
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-07-29 DOI: 10.1080/03610926.2024.2371487
Valdemiro Piedade Vigas, Edwin M. M. Ortega, Gauss M. Cordeiro, Giovani L. Silva, Paulo C. dos Santos Junior
{"title":"A new regression model under informative censoring mechanism with applications","authors":"Valdemiro Piedade Vigas, Edwin M. M. Ortega, Gauss M. Cordeiro, Giovani L. Silva, Paulo C. dos Santos Junior","doi":"10.1080/03610926.2024.2371487","DOIUrl":"https://doi.org/10.1080/03610926.2024.2371487","url":null,"abstract":"The choice of the censoring mechanism is very important when we are analyzing survival data because, in some practical situations, there is a dependence between the failure and censoring times, con...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"22 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939600","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}
引用次数: 0
Hidden Markov model with Pitman-Yor priors for probabilistic topic model 隐马尔可夫模型与皮特曼-约尔先验用于概率主题模型
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-07-29 DOI: 10.1080/03610926.2024.2370920
Jianjie Guo, Lin Guo, Wenchao Xu, Haibin Zhang
{"title":"Hidden Markov model with Pitman-Yor priors for probabilistic topic model","authors":"Jianjie Guo, Lin Guo, Wenchao Xu, Haibin Zhang","doi":"10.1080/03610926.2024.2370920","DOIUrl":"https://doi.org/10.1080/03610926.2024.2370920","url":null,"abstract":"Empirical studies of natural language have demonstrated that word frequencies follow power law distributions. However, standard statistical models often fail to capture this property. The Pitman-Yo...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"28 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939733","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}
引用次数: 0
A note on convex stochastic dominance and diversification with applications 关于凸随机支配和多样化及其应用的说明
IF 0.8 4区 数学
Communications in Statistics - Theory and Methods Pub Date : 2024-07-29 DOI: 10.1080/03610926.2024.2371488
Martín Egozcue
{"title":"A note on convex stochastic dominance and diversification with applications","authors":"Martín Egozcue","doi":"10.1080/03610926.2024.2371488","DOIUrl":"https://doi.org/10.1080/03610926.2024.2371488","url":null,"abstract":"In this note, we present an overlooked result derived from Fishburn’s Convex Stochastic Dominance (CSD) (Fishburn (1974a; 1974b). We demonstrate that CSD is a sufficient condition for establishing ...","PeriodicalId":10531,"journal":{"name":"Communications in Statistics - Theory and Methods","volume":"77 1","pages":""},"PeriodicalIF":0.8,"publicationDate":"2024-07-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141939734","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}
引用次数: 0
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