【摘要】 拓印字符的自动识别是字符识别的一个特殊应用领域,单纯依靠一般的OCR方法不能取得满意的结果。因为拓帖图像的质量普遍较差,如何准确提取字符是使用OCR方法进行字符识别的瓶颈。文中以机动车发动机号码的拓帖为例,提出了一种基于纹理分析的算法来提取从凹版上拓印下来的字符。该方法在有效改善原始图像的基础上,能快速准确地提取拓印字符。更多还原

【Abstract】 Recognition of character in rubbings is a special application of character recognition. However, satisfactory results can not be taken with normal OCR method. How to segment characters accurately is the key problem. In this paper, the rubbings of serial number of vehicle engine are taken as an example and a practical and fast method for segmentation of character in rubbings is proposed.更多还原