"A term is known by the company it keeps": On Selecting a Good Expansion Set in Pseudo-Relevance Feedback.

Raghavendra Udupa Abhijit Bhole Pushpak Bhattacharyya "A term is known by the company it keeps": On Selecting a Good Expansion Set in Pseudo-Relevance Feedback. 104-115 2009 ICTIR http://dx.doi.org/10.1007/978-3-642-04417-5_10 conf/ictir/2009 db/conf/ictir/ictir2009.html#UdupaBB09