We examine clarification dialogue, a mechanism for refining user questions with follow-up questions, in the context of open domain Question Answering systems. We develop an algori...
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...
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...
Growth in government investment, academic research, and commercial question answering (QA) systems is motivating a need for increased planning and coordination. The internationali...
Question Answering (QA) technology aims at providing relevant answers to natural language questions. Most Question Answering research has focused on mining document collections co...
Nicolas Moreau, Olivier Hamon, Djamel Mostefa, Sop...