71 search results - page 2 / 15 » Restoration of Archival Documents Using a Wavelet Technique |
ICIP
2005
IEEE
14 years 6 months ago
2005
IEEE
In this paper we propose a novel image restoration method that effectively combines a particle filter with wavelet shrinkage to achieve robust performance against inhomogeneous no...
ICIP
2001
IEEE
14 years 6 months ago
2001
IEEE
Perspective distortion always occurs while scanning thick, bound documents. This distortion mainly causes two sources of degradation for the scanned grayscale image ? i) shade alo...
ICIP
2007
IEEE
14 years 6 months ago
2007
IEEE
Film Tear is a form of degradation in archived film and is the physical ripping of the film material. Tear causes displacement of a region of the degraded frame and the loss of im...
AAAI
2007
13 years 7 months ago
2007
The popularity of current hand-held digital imaging devices such as camera phones, PDAs, camcorders has promoted the use of digital cameras to capture document images for daily in...
ICIP
2002
IEEE
14 years 6 months ago
2002
IEEE
In this paper, we present a new deconvolution method, able to deal with noninvertible blurring functions. To avoid noise amplification, a prior model of the image to be reconstruc...