Multi-strategy Based Single Document Question Answering
基于多策略的单文档问答式信息检索技术

Single document question answering is also called Reading Comprehension(RC),which attempts to understand a document and returns an answer sentence when posed with a question.We proposed an approach that adopted multi-strategy and utilized external knowledge to improve the performance of RC,including pattern matching with Web-based answer patterns,lexical semantic relation inference and context assistance.This approach gives improved RC performance on the Remedia corpus.The effectiveness of different strateg...