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理學院
資訊工程學系
學位論文
學位論文
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/73912
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search.filters.author.Chin-Wei Cho
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search.filters.author.卓晉緯
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search.filters.subject.Question Answering
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search.filters.subject.Automatic Summarization
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search.filters.subject.Data Mining
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search.filters.subject.Information Extraction
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search.filters.subject.Information Retrieval
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專有詞彙之定義式問題答案句自動擷取系統
(
2010
)
卓晉緯
;
Chin-Wei Cho
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本論文針對專有詞彙之定義式問題,建立一套以電子書為答案來源之定義式 答案句自動擷取系統雛形。本論文運用資訊檢索的概念由電子書內容中選取候選句子,並提出以維基百科等外部知識來源衡量句中所包含的字詞與查詢專有詞彙關鍵字的關聯權重值,作為系統挑選答案句之評分依據。本論文方法能夠讓答案不受限於特定定義式句型,而找出更多能夠幫助了解該專有詞彙之相關定義解釋說明的內容作為答案。並採用句子間字詞的語意關聯度,綜合評估計算答案句間的相似程度值,以不同聚落分析演算法對答案句進行自動分群處理,使答案句能依所涵蓋概念類似性分群整理呈現給使用者。由實驗結果顯示,本論文研究方法所擷取之答案句及排序順序,與專家人工評分挑選的標準答案結果一致性很高。
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