In this paper, we discuss a novel technique based on semantic constraints to improve the performance and portability of a reformulation-based question answering system. First, we ...
In this paper we describe and evaluate a Question Answering (QA) system that goes beyond answering factoid questions. Our approach to QA assumes no restrictions on the type of que...
During the last few years, a lot of researches have focused on automatic definition extraction in the context of question answering systems. Although, these researches have been co...
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...
Abstract. The TextMap-TMT cross-language question answering system at USC-ISI was designed to answer Spanish questions from English documents. The system is fully automatic, includ...
Abdessamad Echihabi, Douglas W. Oard, Daniel Marcu...