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http://dx.doi.org/10.6109/jkiice.2019.23.9.1070

Digit Segmentation in Digit String Image Using CPgraph  

Oh, Jeong-su (Department of Display Engineering, Pukyong National University)
Publication Information
Journal of the Korea Institute of Information and Communication Engineering / v.23, no.9, 2019 , pp. 1070-1075 More about this Journal
Abstract
In this paper, I propose an algorithm to generate an input digit image for a digit recognition system by detecting a digit string in an image and segmenting the digits constituting the digit string. The proposed algorithm detects blobbed digit string through blob detection, designates a digit string area and corrects digit string skew using the detected blob information. And the proposed algorithm corrects the digit skew and determines the boundary points for the digit segmentation in the corrected digit sequence using three CPgraphs newly defined in this paper. In digit segmentation experiments using the image group including digit strings printed with a range of the font sizes and the image group including handwritten digit strings, the proposed algorithm successfully segments 100% and 90% of the digits in each image group.
Keywords
digit string detection; digit segmentation; blob detection; skew correction; CPgraph;
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Times Cited By KSCI : 2  (Citation Analysis)
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