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-  2018 

基于语句相似度的主观试题自动阅卷模型研究 Research on automatic marking system of subjective questions based on sentence similarity

Keywords: 自动阅卷,中文分词,词语相似度,语句相似度

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Abstract:

为了实现网络考试的自动化,提出了基于语句相似度的主观试题自动阅卷模型.首先,从关键词、语义、句法3类文本特征相似度方面分析了主观试题自动评阅的可能性,并对答案数据进行清洗、特征分类,给出了自动阅卷的步骤;其次,建立多特征语句相似度计算模型,以语义为核心,基于多特征综合相似度对主观试题进行分析比对,理论上提高了主观试题的评审准确度;最后,为某副省级城市人才培训网设计了一个针对主观试题的自动阅卷系统原型.实验表明,提出的改进语句多特征相似度计算方法,能有效提高智能阅卷系统中主观试题自动阅卷的准确性,具有较好的应用前景

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