Media type: Electronic Conference Proceeding Title: Issues central to a useful image understanding environment Contributor: Beveridge, J. Ross; Draper, Bruce A.; Hanson, Allen R.; Riseman, Edward M. Published: SPIE, 1992 Published in: SPIE Proceedings (1992) Extent: Language: Not determined DOI: 10.1117/12.58052 ISSN: 0277-786X Origination: Footnote: