Image indexing and retrieval using signature trees.

Mario A. Nascimento Eleni Tousidou Vishal Chitkara Yannis Manolopoulos Image indexing and retrieval using signature trees. 57-77 2002 43 Data Knowl. Eng. 1 db/journals/dke/dke43.html#NascimentoTCM02 http://dx.doi.org/10.1016/S0169-023X(02)00122-2