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題名 Selecting Baysian-network models based on simulated expectation
作者 Liu, Chao-Lin
劉昭麟
貢獻者 政大資訊科學系
關鍵詞 network structure
日期 2009-05
上傳時間 5-Nov-2012 09:46:23 (UTC+8)
摘要 Identifying the best network structure from a myriad of candidates is not an easy task, and we propose a supervised learning method for this task. We test the idea with an instance of learning student models from students` responses to test items, because student models are very important for intelligent tutoring systems. The training data for the classifiers were simulated based on the expectation about students` item responses when students learn in different ways, and the trained classifier was used to select the model from the list of candidate models based on the observed item responses. Experimental results indicate that, even when item responses do not faithfully reflect students` competence in the concepts, our classifiers still help us differentiate very similar models with indirect observations.
關聯 Behaviormetrika, 36(1), 1-25 (APA PsycINFO, Science Links Japan)
資料類型 article
dc.contributor 政大資訊科學系en
dc.creator (作者) Liu, Chao-Linen
dc.creator (作者) 劉昭麟-
dc.date (日期) 2009-05-
dc.date.accessioned 5-Nov-2012 09:46:23 (UTC+8)-
dc.date.available 5-Nov-2012 09:46:23 (UTC+8)-
dc.date.issued (上傳時間) 5-Nov-2012 09:46:23 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/55177-
dc.description.abstract (摘要) Identifying the best network structure from a myriad of candidates is not an easy task, and we propose a supervised learning method for this task. We test the idea with an instance of learning student models from students` responses to test items, because student models are very important for intelligent tutoring systems. The training data for the classifiers were simulated based on the expectation about students` item responses when students learn in different ways, and the trained classifier was used to select the model from the list of candidate models based on the observed item responses. Experimental results indicate that, even when item responses do not faithfully reflect students` competence in the concepts, our classifiers still help us differentiate very similar models with indirect observations.en
dc.format.extent 815519 bytes-
dc.format.mimetype application/pdf-
dc.language zh_TWen
dc.language.iso en_US-
dc.relation (關聯) Behaviormetrika, 36(1), 1-25 (APA PsycINFO, Science Links Japan)en
dc.subject (關鍵詞) network structureen
dc.title (題名) Selecting Baysian-network models based on simulated expectationen
dc.type (資料類型) articleen