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題名 Robust diagnostics for the negative binomial regression model
作者 鄭宗記
Cheng, Tsung-Chi
貢獻者 統計學系
日期 2017-06
上傳時間 26-Nov-2018 17:15:40 (UTC+8)
摘要 Modeling count variables is a common task in econometrics, social and medical sciences. The negative binomial (NB) regression model is one of the popular approaches to the fitting of overdispersed count data. However, outliers may have some effects on the maximum likelihood estimates of the regression coefficients for NB regression model. We apply the maximum trimming likelihood estimation to deal with outlier problem for the count regression model. Real data examples are used to illustrate the performance of the proposed approach.
關聯 The 1st International Conference on Econometrics and Statistics (HKUST), Hong Kong University of Science and Technology (HKUST) Business School
EcoSta 2017, Parallel Session F, Friday 16.06.2017 08:30 - 09:50, EC282 Room LSK1009 CONTRIBUTIONS IN COMPUTATIONAL AND NUMERICAL METHODS
資料類型 conference
dc.contributor 統計學系-
dc.creator (作者) 鄭宗記zh_TW
dc.creator (作者) Cheng, Tsung-Chien_US
dc.date (日期) 2017-06-
dc.date.accessioned 26-Nov-2018 17:15:40 (UTC+8)-
dc.date.available 26-Nov-2018 17:15:40 (UTC+8)-
dc.date.issued (上傳時間) 26-Nov-2018 17:15:40 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/121084-
dc.description.abstract (摘要) Modeling count variables is a common task in econometrics, social and medical sciences. The negative binomial (NB) regression model is one of the popular approaches to the fitting of overdispersed count data. However, outliers may have some effects on the maximum likelihood estimates of the regression coefficients for NB regression model. We apply the maximum trimming likelihood estimation to deal with outlier problem for the count regression model. Real data examples are used to illustrate the performance of the proposed approach.en_US
dc.relation (關聯) The 1st International Conference on Econometrics and Statistics (HKUST), Hong Kong University of Science and Technology (HKUST) Business School-
dc.relation (關聯) EcoSta 2017, Parallel Session F, Friday 16.06.2017 08:30 - 09:50, EC282 Room LSK1009 CONTRIBUTIONS IN COMPUTATIONAL AND NUMERICAL METHODS-
dc.title (題名) Robust diagnostics for the negative binomial regression modelen_US
dc.type (資料類型) conference-