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电子学报  2006 

基于Gabor滤波器的数字文档图像文字提取算法

, PP. 2387-2390

Keywords: 文字提取,Gabor滤波器,数字文档图像

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Abstract:

本文提出一种在数字文档图像中自动检测和提取文字的算法.首先对图像在不同方向和阶数上进行Gabor滤波,得到反映文档图像布局的滤波图像,然后在得到的滤波图像中直接提取候选文字区域,再利用几何特性和高频分量特性筛选准则从中剔除非文字区域.最后选取了不同类型、不同语言和不同字体的文档图像进行实验,实验结果表明本算法对各种文档图像均能给出满意的结果.

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