Image analysis – Histogram processing – For setting a threshold
Patent
1986-04-21
1989-03-28
Boudreau, Leo H.
Image analysis
Histogram processing
For setting a threshold
340730, 364518, 382 55, G06K 900
Patent
active
048171727
ABSTRACT:
An image processing system includes: a memory unit for storing an image in the form of vectors; a discrimination unit for fetching vector data representative of the image stored in the memory unit and discriminating the signs of a component of a normal vector of the vector data at a point constituting the contour of the image; and a moving unit for moving the point constituting the contour of the image on the basis of the discrimination result by the discrimination unit.
REFERENCES:
patent: Re30679 (1981-07-01), Evans et al.
patent: 4087788 (1978-05-01), Johannesson
patent: 4630306 (1986-12-01), West et al.
Boudreau Leo H.
Canon Kabushiki Kaisha
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