System and method of determining image skew using connected components
First Claim
Patent Images
1. An image processing system for determining a skew of a document image, comprising:
- an image segmentation system that identifies and segments a line of printed characters; and
a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
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Abstract
A system and method for determining skew of a document image. An image processing system is provided, comprising: an image segmentation system that identifies and segments a line of printed characters; and a skew processing system that determines the skew by calculating slope values for pairs of characters in the line.
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Citations
28 Claims
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1. An image processing system for determining a skew of a document image, comprising:
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an image segmentation system that identifies and segments a line of printed characters; and
a skew processing system that determines the skew by calculating slope values for pairs of characters in the line. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for determining a skew of a document image, comprising:
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identifying and segmenting a line of printed characters on the document image; and
determining the skew of the document image by calculating slope values for pairs of characters in the line. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A program product stored on a recordable medium for determining a skew of a document image, comprising:
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means for identifying and segmenting a line of printed characters on the document image; and
means for determining the skew of the document image by calculating slope values for pairs of characters in the line. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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25. An image processing system for determining a skew of a document image, comprising:
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a system for inputting a segmented set of printed characters;
a system that calculates slope values for pairs of characters in the set; and
a system that identifies a medium slope value among all the calculated slope values. - View Dependent Claims (26, 27, 28)
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Specification