Abstract. This paper describes an approach for the integration of linguistic information in passage retrieval in an open-source question answering system for Dutch. Annotation prod...
In this paper, we describe the system we used for the trec-2007 Question Answering Track. For factoid questions our redundancy-based approach using a modified version of aranea w...
This is the first year that the Dalhousie University participated in TREC. We submitted three runs for the QA track. Our evaluation results are generally below the median (with on...
This paper presents a novel approach to question answering: the use of argumentation techniques. Our question answering system deals with argumentation in student essays: it sees a...
Implicitly structured content on the Web such as HTML tables and lists can be extremely valuable for web search, question answering, and information retrieval, as the implicit str...