Esfinge is a general domain Portuguese question answering system. It tries to take advantage of the great amount of information existent in the World Wide Web. Since Portuguese is...
Abstract. In this paper, we present a method for the automatic acquisition of semantic-based reformulations from natural language questions. Our goal is to find useful and generic ...
There has recently been a significant increase in the number of community-based question and answer services on the Web where people answer other peoples’ questions. These serv...
This paper describes a probabilistic answer selection framework for question answering. In contrast with previous work using individual resources such as ontologies and the Web to...
The Web has emerged as a huge information repository that can be used for various knowledge based applications, an important one being Question Answering (QA). The paper discusses...