1、河北大学工商学院 2011 届本科生毕业论文（设计）手写体英文数字识别系统识别预处理摘 要本文论述并设计实现了一个脱机自由手写体英文数字识别系统的识别预处理部分，文中主要对识别预处理部分进行了介绍，包括图像的二值化、倾斜纠正以及图像的归一化等图像处理的方法，采用了以知识库为基础的模板匹配方法，并以 Visual C+作为编程工具实现了具有友好的图形用户界面的自由手写体数字识别系统。实验结果表明，本方法具有较高的识别率，并具有较好的抗噪性能。为下面进行手写体英文数字识别处理的特征提取、后处理部分打下了夯实的基础。关键词：手写体英文数字；识别预处理；二值化；倾斜纠正；归一化河北大学工商学院 201
2、1 届本科生毕业论文（设计）Handwritten alphanumeric identification system- Identify pre-ABSTRACTThis article discusses the design and implementation of a free off-line handwritten alphanumeric recognition preprocessing recognition system, the paper mainly identified preprocessing were introduced, including image
3、 binarization, skew correction and image of the normalized image processing, etc. Method, using the knowledge-based template matching method, and to Visual C+ as a programming tool to achieve a friendly graphical user interface with the freedom of handwritten numeral recognition system.Experimental
4、results show that the method has high recognition rate and has betternoise immunity. Conducted for the following handwritten alphanumeric recognition processing, feature extraction, post-processing part of the lay of the compacted base.Key words：Handwritten alphanumeric; identify pretreatment; binary; tilt correction; normalized
