关键词: 问答系统 虚拟信息顾问 问题理解 分类 扩展 自动 系统性能 实验证明 准确率 清晰

Abstract: Question analysis is the primary task of Question answering System. The result of Question analysis has a great effect on following processing work, even on finding the correct answer. In this article, we improve general method of Question Analysis that o

Key words: Question answering system, Virtual information consultant, Question analysis, Categorization, Expansion