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  • P-ISSN1738-6764
  • E-ISSN2093-7504
  • KCI

Text Line Segmentation using AHTC and Watershed Algorithm for Handwritten Document Images

INTERNATIONAL JOURNAL OF CONTENTS / INTERNATIONAL JOURNAL OF CONTENTS, (P)1738-6764; (E)2093-7504
2014, v.10 no.3, pp.35-40
https://doi.org/10.5392/ijoc.2014.10.3.035
Oh, KangHan
Kim, SooHyung
Na, InSeop
Kim, GwangBok

Abstract

Text line segmentation is a critical task in handwritten document recognition. In this paper, we propose a novel text-line-segmentation method using baseline estimation and watershed. The baseline-detection algorithm estimates the baseline using Adaptive Head-Tail Connection (AHTC) on the document. Then, the watershed method segments the line region using the baseline-detection result. Finally, the text lines are separated by watershed result and a post-processing algorithm defines the lines more correctly. The scheme successfully segments text lines with 97% accuracy from the handwritten document images in the ICDAR database.

keywords
Watershed, Text Line Segmentation, Handwritten Document

INTERNATIONAL JOURNAL OF CONTENTS