skew angle | Sciweavers

30

AND
2009

114views Machine Learning» more AND 2009»

Cohen's class distributions for skew angle estimation in noisy ancient Arabic documents

13 years 8 months ago

This paper presents an adaptive method for the skew angle estimation of noisy handwritten Arabic documents using the energy distributions of Cohen’s class. The presence of noise...

Nazih Ouwayed, Abdel Belaïd, François ...

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35

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PR
2007

100views more PR 2007»

Estimation of skew angles for scanned documents based on piecewise covering by parallelograms

13 years 10 months ago

Download ocrlnx03.iis.sinica.edu.tw

We propose a fast and robust skew estimation method for scanned documents that estimates skew angles based on piecewise covering of objects, such as textlines, ﬁgures, forms, or...

Chien-Hsing Chou, Shih-Yu Chu, Fu Chang

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39

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DRR
2004

127views Document Analysis» more DRR 2004»

Using mathematical morphology for document skew estimation

14 years 1 months ago

Download www.esiee.fr

We propose a concise definition of the skew angle of document, based on mathematical morphology. This definition has the advantages to be applicable both for binary and grey-scale...

Laurent Najman

posted by lnajman

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29

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ICDAR
2003
IEEE

140views Document Analysis» more ICDAR 2003»

Improved Nearest Neighbor Based Approach to Accurate Document Skew Estimation

14 years 4 months ago

Download www.comp.nus.edu.sg

The nearest-neighbor based document skew detection methods do not require the presence of a predominant text area, and are not subject to skew angle limitation. However, the accur...

Yue Lu, Chew Lim Tan

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