Jisheng Liang, Robert M. Haralick, Ihsin T. Phillips. Document image restoration using binary morphological filters. In Luc M. Vincent, Jonathan J. Hull, editors, Document Recognition III, San Jose, CA, USA, January 28, 1996. Volume 2660 of SPIE Proceedings, pages 274-285, SPIE, 1996. [doi]
Abstract is missing.