Research of Features Extraction for Printed Numerals Based on Geometric Properties

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Abstract:

A feature extraction method based on the geometric properties of printed numerals was descrided. After reading a single binary numerical image, determine the boundary of character on this numerical image. Then according to the structure, the features that can uniquely identify the numbers could be extracted from the printed numerals, and verify the obtained feature values of numbers to ensure that each extracted feature value of number was different from that of others. If the results showed that all the extracted feature values of numbers were not the same, it proved that the feature extraction method was feasible.

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1523-1529

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May 2011

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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