Apparatus and method for use in image processing
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United States of America Patent
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Dec 10, 1996
Issued Date -
N/A
app pub date -
Jun 6, 1995
filing date -
Mar 3, 1989
priority date (Note) -
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Abstract
Optical character recognition is achieved by a system which comprises a scanner for scanning a document, an edge extractor for identifying edges in the image produced by the scanner to produce an outline of each object identified in the image, a segmentation facility for grouping the object outlines into blocks, means for identifying features of the outlines, and a final classification stage for providing data in an appropriate format representative of the characters in the image. Also disclosed are a novel edge extractor, a novel page segmentation facility and a novel feature extraction facility.
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