Ratkovic, J. A. Performance considerations for image matching systems / J. A. Ratkovic ; prepared for the United States Air Force. - California : Rand Corporation, 1979. - viii, 71 p. : ill. ; 28 cm. - A Rand note ; N-1217-AF . - Rand note ; N-1217-AF. . ISBN: Hadiah Subjects--Topical Terms: Pattern recognition systemsImaging systems