Risky business: modeling and exploiting uncertainty in information retrieval.

Jianhan Zhu Jun Wang Ingemar J. Cox Michael J. Taylor Risky business: modeling and exploiting uncertainty in information retrieval. 99-106 2009 SIGIR http://doi.acm.org/10.1145/1571941.1571961 conf/sigir/2009 db/conf/sigir/sigir2009.html#ZhuWCT09