We describe our participation in the WiQA 2006 pilot on question answering using Wikipedia, with a focus on comparing linkbased vs content-based retrieval. Our system currently wor...
We develop the default logic for pragmatic analysis of natural language queries. Ambiguous sentences are considered so that each set of meanings is assigned an extension of defaul...
This paper presents strategies and lessons learned from the use of natural language annotations to facilitate question answering in the START information access system.
The main aim of this paper is to analyse the e ects of applying pronominal anaphora resolution to Question Answering QA systems. For this task a complete QA system has been implem...