Florian Kleber, Markus Diem, Robert Sablatnig. Form classification and retrieval using bag of words with shape features of line structures. In Bertrand Coüasnon, Eric K. Ringger, editors, Document Recognition and Retrieval XXI, San Francisco, California, USA, February 5-6, 2014. pages 902107-902107, SPIE, 2014. [doi]
Abstract is missing.