Question Answering with Imperfect Temporal Information

Abstract. A temporal question answering system must be able to deduce which qualitative temporal relation holds between two events, a reasoning task that is complicated by the fact that historical events tend to have a gradual beginning and ending. In this paper, we introduce an algebra of temporal relations that is well

• Type: Conference
• Year: 2006
• Where: FQAS
• Authors: Steven Schockaert, David Ahn, Martine De Cock, Etienne E. Kerre
• Keywords: Database, FQAS 2006, Qualitative Temporal Information, Qualitative Temporal Relation, Temporal Question