@inproceedings{ICPR-2012-SugimotoO,
	author        = "Shigeki Sugimoto and Masatoshi Okutomi",
	booktitle     = "{Proceedings of the 21st International Conference on Pattern Recognition}",
	isbn          = "978-1-4673-2216-4",
	pages         = "3240--3243",
	publisher     = "{IEEE Computer Society}",
	title         = "{Camera self calibration based on direct image alignment}",
	year          = 2012,
}