Unsupervised categorization of heterogeneous text images based on fractals. - Badreddine Khelifi; Nizar Zaghden; Adel M. Alimi; Rémy Mullot (ICPR, 2008)

Text recognition in both ancient and cartographic documents. - Nizar Zaghden; Badreddine Khelifi; Adel M. Alimi; Rémy Mullot (CoRR, 2013)