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ICASSP
2011
IEEE
12 years 10 months ago
Enhancement of uneven lighting text image using line-based Empirical Mode Decomposition
Non-uniform light distribution problems often arise in the text images taken by digital camera. In this paper, we propose a novel technique for text image uneven lighting removal ...
Soo-Chang Pei, Mary Tzeng, Yu-Zhe Hsiao
ICIP
2001
IEEE
14 years 7 months ago
Document capture using a digital camera
This paper covers a method for capturing documents using a digital camera. A typical cheap VGA digital camera (resolution 640 by 480 pixels) does not have adequate resolution to c...
Cormac Herley
ICIP
2004
IEEE
14 years 7 months ago
Using natural image properties as demosaicing hints
Most digital cameras use filter arrays to sample red, green, and blue according to the Bayer pattern or similar ones. At each pixel only one color sample is taken and the values o...
Ido Omer, Michael Werman
TIP
2008
153views more  TIP 2008»
13 years 6 months ago
Hierarchical Color Correction for Camera Cell Phone Images
In this paper, we propose a hierarchical color correction algorithm for enhancing the color of digital images obtained from low quality digital image capture devices such as cell ...
Hasib Siddiqui, Charles A. Bouman