Computing Information Retrieval Performance Measures Efficiently in the Presence of Tied Scores.

Frank McSherry Marc Najork Computing Information Retrieval Performance Measures Efficiently in the Presence of Tied Scores. 414-421 2008 ECIR http://dx.doi.org/10.1007/978-3-540-78646-7_38 conf/ecir/2008 db/conf/ecir/ecir2008.html#McSherryN08