Business Intelligence (BI) applications allow their users to query, understand, and analyze existing data within their organizations in order to acquire useful knowledge, thus mak...
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...
We present a novel graph ranking model to extract a diverse set of answers for complex questions via random walks over a negative-edge graph. We assign a negative sign to edge weig...
In this paper we describe and evaluate a Question Answering system that goes beyond answering factoid questions. We focus on FAQlike questions and answers, and build our system ar...
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...