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» Introduction to Digital Image Processing
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MMSEC
2005
ACM
129views Multimedia» more  MMSEC 2005»
15 years 3 months ago
Exposing digital forgeries by detecting inconsistencies in lighting
When creating a digital composite of, for example, two people standing side-by-side, it is often difficult to match the lighting conditions from the individual photographs. Lighti...
Micah K. Johnson, Hany Farid
3DIM
2001
IEEE
15 years 1 months ago
Combining Off- and On-Line Calibration of a Digital Camera
We introduce a novel outlook on the self-calibration task, by considering images taken by a camera in motion, allowing for zooming and focusing. Apart from the complex relationshi...
Magdalena Urbanek, Radu Horaud, Peter F. Sturm
ICIP
2005
IEEE
15 years 11 months ago
High capacity watermarking using balanced multiwavelet transforms
Abstract-- The emergence of digital multimedia and the proliferation of its use have raised major concerns about the protection of intellectual property. In response to these conce...
Lahouari Ghouti, Ahmed Bouridane, Said Boussakta
JOT
2007
108views more  JOT 2007»
14 years 10 months ago
Diffraction Rangefinding in Java
We describe a prototype of a diffraction range finding camera implemented in, and simulated by, Java. This sensor is able to digitize objects in 3D using only a single video camer...
Douglas Lyon
ICASSP
2010
IEEE
14 years 10 months ago
Forensic estimation and reconstruction of a contrast enhancement mapping
Due to the ease with which convincing digital image forgeries can be created, a need has arisen for digital forensic techniques capable of detecting image manipulation. Once image...
Matthew C. Stamm, K. J. Ray Liu