Yang Hu Nenghai Yu Zhiwei Li Mingjing Li Image Search Result Clustering and Re-Ranking via Partial Grouping. 603-606 2007 ICME http://dx.doi.org/10.1109/ICME.2007.4284722 conf/icmcs/2007 db/conf/icmcs/icme2007.html#HuYLL07