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基于笔段结构的手写体数字字符笔迹顺序信息重构*

, PP. 232-237

Keywords: 特征点,笔段,笔迹,,Hamilton路径

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Abstract:

提出基于笔段结构的手写体数字字符笔迹信息重构方法.首先采用改进的特征点提取算法,准确快速地从骨骼图像提取完整的特征点集合,从而保证了可靠的字符笔段结构恢复,并根据笔段结构图构建笔段关系图.在本文基于笔段的笔迹重构方法中,笔迹重构实质上就是笔段的排序问题.将笔迹重构视为一个全局最优问题,采用总体方向变化最小路径重构书写笔迹.该问题通过搜寻最小代价Hamilton路径来解决,等同于解所构建图中的旅行售货郎问题.在UCI测试集上的实验表明,本文方法对于手写体数字字符的笔迹重构是有效的.

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