On the effectiveness of evaluating retrieval systems in the absence of relevance judgments Javed A. Aslam and Robert Savell Return to Posters BIBTEX @inproceedings       {DBLP:conf/sigir/AslamS03,   author    = {Javed A. Aslam and                 Robert Savell},    booktitle = {SIGIR},    title     = {On the effectiveness of evaluating retrieval systems in the absence of relevance judgments.},    pages     = {361-362},    year      = {2003},    url       = {db/conf/sigir/sigir2003.html#AslamS03},    ee        = {http://doi.acm.org/10.1145/860501},    crossref  = {conf/sigir/2003},    bibsource = {DBLP, http://dblp.uni-trier.de}  } ©2004 Association for Computing Machinery