期刊名称：International Journal of Computer Science and Information Technologies
电子版ISSN：0975-9646
出版年度：2013
卷号：4
期号：3
页码：420-422
出版社：TechScience Publications
摘要：Optical character recognition is an active field for recognition pattern. In this paper we tried to present how processes work in OCR system, pre-processing in OCR and document analysis. To review the process for analysis pattern from document proper page segmentation should be done. So various categories of page segmentation algorithms are mentioned which are Top Down, Bottom Up and Hybrid in this paper.
