18 search results - page 2 / 4 » An Adaptive Threshold Method for Gray Scale Character Images |
JDCTA
2010
13 years 1 days ago
2010
Preprocessing, a major component of Character Recognition System, has direct effect on the recognition system by its performance. Using wavelet transform, this paper mainly focuse...
ICIP
2010
IEEE
13 years 3 months ago
2010
IEEE
Blotches are very common, localized, and non persistent impairments in digitized film archive. Many methods have been proposed so far for detecting them and restoring the underlyi...
ICIP
2001
IEEE
14 years 6 months ago
2001
IEEE
In this paper, we present a novel adaptive thresholding technique based upon an anisotropic diffusionmodel, whichmay be referred to as the anti-geometric heat flow. In contrast to...
ICPR
2008
IEEE
14 years 6 months ago
2008
IEEE
This paper presents a new adaptive approach for document image binarization. The proposed method is mainly based on the combination of several stateof-the-art binarization methodo...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
A new postprocessing method based on adjusted contourlet transform is introduced in this paper for suppressing blocking artifacts (BA) in block-based discrete cosine transform (BD...