PRIS at TREC 2011 Microblog Track

Abstract

Our system to Micro-blog Track at TREC2011 is described in this paper, which includes data obtaining and preprocessing, index building and query expansion. There‟re two methods of query expansion introduced in this report: Word Activation Force algorithm (WAF) and Electric Resistance Network. We also show the evaluation results for our team and the… (More)

Topics

8 Figures and Tables