Assessment of camera phone distortion and implications for watermarking.
Aparna GurijalaAlastair ReedEric EvansPublished in: Media Forensics and Security (2011)
Keyphrases
- intrinsic parameters
- wide angle lenses
- lens distortion
- field of view
- radial distortion
- radially symmetric
- focal length
- camera calibration
- mobile phone
- real time
- hand held
- distorted images
- video camera
- camera parameters
- structure from motion
- single camera
- watermark embedding
- watermarking scheme
- reversible watermarking
- vision system
- digital images
- multiple cameras
- camera motion
- catadioptric cameras
- omni directional
- fragile watermarking scheme
- image watermarking
- watermarking algorithm
- surveillance system
- straight line
- geometric distortions
- copyright protection
- stereo camera
- image authentication
- distortion correction
- image fidelity
- position and orientation
- fragile watermarking
- d scene