计算机科学 ›› 2016, Vol. 43 ›› Issue (1): 94-97.doi: 10.11896/j.issn.1002-137X.2016.01.022
崔敏君,段利国,李爱萍
CUI Min-jun, DUAN Li-guo and LI Ai-ping
摘要: 社交媒体中的问答对可以为自动问答系统提供答案,但有些答案的质量不高,因此答案质量评价方法具有研究价值。已有的评价方法没有考虑问题类别特征,对不同类型的问题采用统一的评价方法。因此提出了一个层次分类模型。首先分析问题类型;然后提取文本、非文本、语言翻译性、答案中的链接数4类特征,依据特征分类影响力随问题类型不同而不同这一客观现象,采用逻辑回归算法对各类型问题的答案质量进行评价,取得了较好的实验效果;最后分析了影响各类问题答案质量的主要特征。
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