Image analysis – Applications – Personnel identification
Patent
1997-08-29
1999-04-06
Chang, Jon
Image analysis
Applications
Personnel identification
382118, 382291, G06K 900, G06K 936
Patent
active
058928375
ABSTRACT:
A computer program product for locating first and second objects each having substantially the same physical characteristics, and the ratio of the distance between the first and second objects and the size of each object is substantially invariant, the computer program product comprises: a computer readable storage medium having a computer program stored thereon for performing the steps of: displaying a digital image on a graphical user interface; inputting to the interface an approximate position of each object for forming initial input positions; determining an estimate size of each object based on the distance obtained from the initial input positions of the first and second objects; forming a first searching window for the first object; the center of the first window is determined by the input position of the first object and the size of the first window is determined by the estimate size of the first object; reiteratively positioning a template on the first search window for determining a location that gives a best match of the first object relative to the template; forming a second searching window for the second object; the center of the second window is determined by the input position of the second object and the size of the second window is determined by the estimate size of the second object; and reiteratively positioning a template on the second search window for determining a location that gives a best match of the second object relative to the template.
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Marcone et al. "Automatic face image recognition: an accurate eye location procedure" DSP 97, 1997 13th International Conference vol. 2 pp. 515-19, Jul. 1997.
Gray Robert T.
Luo Jiebo
Chang Jon
Eastman Kodak Company
Watkins Peyton C.
Wu Jingge
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