Process of identifying the sky in an image and an image...

Details Process of identifying the sky in an image and an image... Process of identifying the sky in an image and an image...

2005-09-20

2005-09-20

Patel, Kanjibhai (Department: 2625)

Image analysis

Color image processing

Image segmentation using color

C382S165000, C382S167000, C382S173000, C358S538000

Reexamination Certificate

active

06947591

ABSTRACT:
The invention relates to a process of identification of sky in a digital image made up of a set of points that can be located in the plane of the image. Each point of an image being associated with a color and a brightness. According to the invention process the image is filtered and the filtered image is then segmented into several portions. A mosaic image is then produced for which a color is associated with each portion. Portions having at least one point on the image edges are then selected and identified as sky. The portions have colors varying within a color range containing at least blue colors.

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patent: 0 913 793 (1998-10-01), None
patent: 1 107 179 (2000-11-01), None
patent: 1 107 182 (2000-11-01), None

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