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題名 Robust Regression Diagnostics With Data Transformations
作者 鄭宗記
Cheng,Tsung-Chi
貢獻者 統計系
日期 2005.06
上傳時間 6-Nov-2014 18:22:58 (UTC+8)
摘要 The problems of non-normality or functional relationships between variables may often be simplified by an appropriate transformation. However, the evidence for transformations may sometimes depend crucially on one or a few observations. Therefore, the purpose of the paper is to develop a method that will not be influenced by potential outliers during the process of data transformations. The concepts of the least trimmed squares estimator and the trimmed likelihood estimator are used to obtain the robust transformation parameters. Furthermore, the proposed procedure unifies robust statistics and a diagnostic approach to deal with the outlier problem in the regression transformation.
關聯 Computational Statistics and Data Analysis49(6),875-891
資料類型 article
DOI http://dx.doi.org/10.1016/j.csda.2004.06.010
dc.contributor 統計系en_US
dc.creator (作者) 鄭宗記zh_TW
dc.creator (作者) Cheng,Tsung-Chien_US
dc.date (日期) 2005.06en_US
dc.date.accessioned 6-Nov-2014 18:22:58 (UTC+8)-
dc.date.available 6-Nov-2014 18:22:58 (UTC+8)-
dc.date.issued (上傳時間) 6-Nov-2014 18:22:58 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/71196-
dc.description.abstract (摘要) The problems of non-normality or functional relationships between variables may often be simplified by an appropriate transformation. However, the evidence for transformations may sometimes depend crucially on one or a few observations. Therefore, the purpose of the paper is to develop a method that will not be influenced by potential outliers during the process of data transformations. The concepts of the least trimmed squares estimator and the trimmed likelihood estimator are used to obtain the robust transformation parameters. Furthermore, the proposed procedure unifies robust statistics and a diagnostic approach to deal with the outlier problem in the regression transformation.en_US
dc.format.extent 250049 bytes-
dc.format.mimetype application/pdf-
dc.language.iso en_US-
dc.relation (關聯) Computational Statistics and Data Analysis49(6),875-891en_US
dc.title (題名) Robust Regression Diagnostics With Data Transformationsen_US
dc.type (資料類型) articleen
dc.identifier.doi (DOI) 10.1016/j.csda.2004.06.010en_US
dc.doi.uri (DOI) http://dx.doi.org/10.1016/j.csda.2004.06.010en_US