由于汉语自身的复杂性、主观题的多样性和灵活性,使主观题的自动阅卷成为计算机无纸化考试的技术难点。结合主观题中简答题的人工批改过程,提出以概念图理论为基础的模糊含权概念图知识表示方法;从汉语自然语言理解的语义分析角度研究了特定课程主观题自动阅卷问题,设计了自动阅卷部分的模块结构,实现了简答题的计算机自动阅卷过程。经过测试分析,该方法反映了考生主观题的答卷情况与人工阅卷的结果基本一致,是一个切实可行的解决方案,而该课题的研究对其他课程主观题的计算机自动阅卷具有一定的参考作用。
Because of the Chinese complexity, variety and flexibility of the subjective examination, the automatic checking over subjective examination is a main technical difficulty. Combined with the process of looking over examination paper of short answer in manual, this paper presented the knowledge represent of fuzzy conceptual graphs with weight based on conceptual graphs theory. By means of the semantic analysis of Chinese, studied the question of looking over examination paper of short answer in special course. And also designed and implemented the modular architecture of mark the tests automatically. Through the test and analysis, the results of checking over subjective examination automatically are basically same with manuals, and the solutions are feasible. The results of this paper have some referential value for automatically checking over subjective examination of other conrse.