Greek Polytonic OCR Based on Efficient Character Class Number Reduction.

Basilios Gatos Georgios Louloudis Nikolaos Stamatopoulos Greek Polytonic OCR Based on Efficient Character Class Number Reduction. 1155-1159 2011 ICDAR http://doi.ieeecomputersociety.org/10.1109/ICDAR.2011.233 conf/icdar/2011 db/conf/icdar/icdar2011.html#GatosLS11