This paper describes a method for definition question answering based on the use of surface text patterns. The method is specially suited to answer questions about person's po...
We describe an in-depth study of using a dictionary (WordNet) and web search engines (Altavista, MSN, and Google) to boost the performance of an automated question answering syste...
The TREC 2004 Question Answering track contained a single task in which question series were used to define a set of targets. Each series contained factoid and list questions and ...
Abstract. The increased availability and robustness of sensors, the wide-spread use of the internet as a communication environment and the intensified adoption of semantic technolo...
Breaking news often contains timely definitions and descriptions of current terms, organizations and personalities. We utilize such web sources to construct definitions for such t...