Daekeun You Emilia Apostolova Sameer Antani Dina Demner-Fushman George R. Thoma Figure content analysis for improved biomedical article retrieval. 1-10 2009 DRR http://dx.doi.org/10.1117/12.805976 conf/drr/2009 db/conf/drr/drr2009.html#YouAADT09