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» Introduction to Digital Image Processing
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ESANN
2006
14 years 11 months ago
Recognition of handwritten digits using sparse codes generated by local feature extraction methods
We investigate when sparse coding of sensory inputs can improve performance in a classification task. For this purpose, we use a standard data set, the MNIST database of handwritte...
Rebecca Steinert, Martin Rehn, Anders Lansner
ISW
1999
Springer
15 years 2 months ago
Region-Based Watermarking for Images
There is a spate of research activities investigating digital image watermarking schemes in an effort to control the problem of illegal proliferation of creative digital data acros...
Gareth Brisbane, Reihaneh Safavi-Naini, Philip Ogu...
ICASSP
2010
IEEE
14 years 10 months ago
Anti-forensics of JPEG compression
The widespread availability of photo editing software has made it easy to create visually convincing digital image forgeries. To address this problem, there has been much recent w...
Matthew C. Stamm, Steven K. Tjoa, W. Sabrina Lin, ...
ICIP
2009
IEEE
14 years 7 months ago
A multi-modal automatic image registration technique based on complex wavelets
Image registration is considered one of the most fundamental and crucial pre-processing tasks in digital imaging. This paper describes a fast multimodal automatic image registrati...
Milad Ghantous, Soumik Ghosh, Magdy Bayoumi
ISVC
2005
Springer
15 years 3 months ago
Image Smoothing and Segmentation by Graph Regularization
We propose a discrete regularization framework on weighted graphs of arbitrary topology, which leads to a family of nonlinear filters, such as the bilateral filter or the TV digi...
Sébastien Bougleux, Abderrahim Elmoataz