Problems and Review of Line Segmentation of Handwritten Text Document

Optical character recognition (OCR) is a very popular research area since 1950's. Many people has done a lot of work on various scripts. Line segmentation is a very important step in OCR as the accuracy of the recognition algorithm highly depends on the correct line segmentation. Incorrect line segmentation not only decreases the accuracy but also may lead to some other errors. The objective of this paper is to provide some information of problems that usually comes during line segmentation and also to provide a survey of existing methods of line segmentation on handwritten Indian scripts. Keywords— Segmentation, handwritten text, problems in line segmentation, header line, base line, a survey.