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» Perceptual Image Distortion
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ICIAP
2009
ACM
16 years 5 months ago
Multi-class Binary Symbol Classification with Circular Blurred Shape Models
Multi-class binary symbol classification requires the use of rich descriptors and robust classifiers. Shape representation is a difficult task because of several symbol distortions...
Sergio Escalera, Alicia Fornés, Oriol Pujol...
ISBI
2009
IEEE
15 years 11 months ago
Fast Detection of Convergence Areas in Digital Breast Tomosynthesis
In this paper we propose a fast method to detect spiculated lesions and architectural distortions in Digital Breast Tomosynthesis datasets. This approach relies on an a contrario ...
Giovanni Palma, Serge Muller, Isabelle Bloch, Razv...
ICDAR
2009
IEEE
15 years 11 months ago
Word-Based Adaptive OCR for Historical Books
The aim of this work is to propose a new approach to the recognition of historical texts by providing an adaptive mechanism that automatically tunes itself to a specific book. Th...
Vladimir Kluzner, Asaf Tzadok, Yuval Shimony, Euge...
ICASSP
2011
IEEE
14 years 8 months ago
Exposing duplicated regions affected by reflection, rotation and scaling
A commonly considered image manipulation is to conceal undesirable objects or people in the scene with a region of pixels copied from the same image. Forensic mechanisms aimed at ...
Sergio Bravo-Solorio, Asoke K. Nandi
ISM
2008
IEEE
161views Multimedia» more  ISM 2008»
15 years 11 months ago
Deblocking of Block-Transform Compressed Images Using Phase-Adaptive Shifted Thresholding
Many popular image compression schemes are based on block-transform coding, a technique where images are broken into small blocks of pixels prior to transformation and compression...
Alexander Wong, William Bishop