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題名 Kernel-based discriminant techniques for educational placement
作者 林妙香;張源俊
Lin,Miao-hsiang ;Huang ,Su-yun ;Chang,Yuan-chin
日期 2004-01
上傳時間 19-Dec-2008 14:53:08 (UTC+8)
摘要 This article considers the problem of educational placement. Several discriminant techniques are applied to a data set from a survey project of science ability. A profile vector for each student consists of five science-educational indictors. The students are intended to be placed into three reference groups: advanced, regular, and remedial. Various discriminant techniques, including Fisher’s discriminant analysis and kernel-based nonparametric discriminant analysis, are compared. The evaluation work is based on the leaving-one-out misclassification score. Results from the five school data sets and 500 bootstrap samples reveal that the kernel-based nonparametric approach with bandwidth selected by cross validation performs reasonably well. The authors regard kernel-based nonparametric procedures as desirable competitors to Fisher’s discriminant rule for handling problems of educational placement.
關聯 Journal of Educational and Behavioral Statistics, 29, 219-241
資料類型 article
dc.creator (作者) 林妙香;張源俊zh_TW
dc.creator (作者) Lin,Miao-hsiang ;Huang ,Su-yun ;Chang,Yuan-chin-
dc.date (日期) 2004-01en_US
dc.date.accessioned 19-Dec-2008 14:53:08 (UTC+8)-
dc.date.available 19-Dec-2008 14:53:08 (UTC+8)-
dc.date.issued (上傳時間) 19-Dec-2008 14:53:08 (UTC+8)-
dc.identifier.uri (URI) https://nccur.lib.nccu.edu.tw/handle/140.119/18177-
dc.description.abstract (摘要) This article considers the problem of educational placement. Several discriminant techniques are applied to a data set from a survey project of science ability. A profile vector for each student consists of five science-educational indictors. The students are intended to be placed into three reference groups: advanced, regular, and remedial. Various discriminant techniques, including Fisher’s discriminant analysis and kernel-based nonparametric discriminant analysis, are compared. The evaluation work is based on the leaving-one-out misclassification score. Results from the five school data sets and 500 bootstrap samples reveal that the kernel-based nonparametric approach with bandwidth selected by cross validation performs reasonably well. The authors regard kernel-based nonparametric procedures as desirable competitors to Fisher’s discriminant rule for handling problems of educational placement.-
dc.format application/en_US
dc.language enen_US
dc.language en-USen_US
dc.language.iso en_US-
dc.relation (關聯) Journal of Educational and Behavioral Statistics, 29, 219-241en_US
dc.title (題名) Kernel-based discriminant techniques for educational placementen_US
dc.type (資料類型) articleen