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Bezier Curve-Based character descriptor considering shape information
Conference paper   Open access

Bezier Curve-Based character descriptor considering shape information

F.A. Sohel, G.C. Karmakar and L.S. Dooley
6th IEEE/ACIS International Conference on Computer and Information Science (ICIS 2007), pp.212-216
6th IEEE/ACIS International Conference on Computer and Information Science (ICIS) 2007 (Melbourne, Qld., 11/07/2007–13/07/2007)
2007
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Abstract

While a Bezier curve (BC)-based character descriptor calculates the control points (CPs), it does not consider the shape characteristics for a prescribed distortion. This paper presents a novel Bezier Curve-based character descriptor considering shape information (BCDSI) which automatically divides a shape into segments based on the curvature and cornerity properties. Each segment is then defined by either a BC or straight line, depending on the distortion criteria in terms of a set of CPs. Quantitative and qualitative performances of the algorithm have been rigorously analysed upon both English and Bangla alphabetic characters, with the results confirming that the new BCDSI algorithm exhibits superior performance over other currently available shape descriptor algorithms employing the BC.

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