A Temporally-Enhanced PowerAnswer in TREC 2006

Abstract

This paper reports on Language Computer Cor-poration’s participation in the Question An-swering track at TREC 2006. An overview of the PowerAnswer 3 question answering sys-tem and a description of new features added to meet the challenges of this year’s evaluation are provided. Emphasis is given to temporal con-straints in questions and how this affected the outcome of the systems in the task. LCC’s re-sults in the evaluation are presented at the end of the paper.