METHODS AND SYSTEMS FOR DETECTION OF REPEATING PATTERNS OF FEATURES
First Claim
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1. A computer program product comprising:
- a computer usable medium having computer readable code embodied therein, the computer readable code capable of causing a computer system to;
obtain pixel data for a plurality of pixels in a digital image;
extract line segment data from the pixel data, said line segment data comprising line segment angle data;
identify a plurality of collinear line segments from the line segment data;
identify another plurality of line segments from the line segment data;
each line segment from said another plurality of line segments intersecting at least one line segment of said plurality of collinear line segments; and
identify, utilizing said another plurality of line segments and the plurality of collinear lines, a plurality of features, the identified plurality of features comprising said another plurality of lines segments and the plurality of collinear lines.
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Abstract
Methods and system for automatic identification of repeating patterns of slanted stripe features (marks) on an item.
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Citations
5 Claims
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1. A computer program product comprising:
a computer usable medium having computer readable code embodied therein, the computer readable code capable of causing a computer system to; obtain pixel data for a plurality of pixels in a digital image; extract line segment data from the pixel data, said line segment data comprising line segment angle data; identify a plurality of collinear line segments from the line segment data; identify another plurality of line segments from the line segment data;
each line segment from said another plurality of line segments intersecting at least one line segment of said plurality of collinear line segments; andidentify, utilizing said another plurality of line segments and the plurality of collinear lines, a plurality of features, the identified plurality of features comprising said another plurality of lines segments and the plurality of collinear lines. - View Dependent Claims (2, 3, 4, 5)
Specification