High speed rough classification for handwritten characters using hierarchical learning vector quantization.

Yuji Waizumi Nei Kato Kazuki Saruta Yoshiaki Nemoto High speed rough classification for handwritten characters using hierarchical learning vector quantization. 23-27 1997 conf/icdar/1997 ICDAR http://doi.ieeecomputersociety.org/10.1109/ICDAR.1997.619807 db/conf/icdar/icdar1997.html#WaizumiKSN97