PRIS at 2009 Relevance Feedback Track: Experiments in Language Model for Relevance Feedback.
Li Si, Xinsheng Li, Hao Zhang, Sanyuan Gao, Guang Chen, Jun Hai Guo · 2009
This paper describes BUPT (pris) participation in Relevance Feedback Track 2009. The track has two phrases. In the first phrase, 5 documents are submitted based on the results of the k-means. In the second phrase, language model is used to relevance feedback for query expansion. 1