@inproceedings{ICDAR-1997-KimB,
	author        = "Jung-Tae Kim and Sung Yang Bang",
	booktitle     = "{Proceedings of the Fourth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.1997.620659",
	isbn          = "0-8186-7898-4",
	pages         = "996--1000",
	publisher     = "{IEEE Computer Society}",
	title         = "{A Measure of Recognition Difficulty for a Character Image Database}",
	year          = 1997,
}