Exploring a new space of features for document classification: figure clustering.

Nawei Chen Hagit Shatkay Dorothea Blostein Exploring a new space of features for document classification: figure clustering. 369-372 2006 conf/cascon/2006 CASCON http://doi.acm.org/10.1145/1188966.1189013 db/conf/cascon/cascon2006.html#ChenSB06