Optical flow and pattern noise-based copy-paste detection in digital videos.
Raahat Devender SinghNaveen AggarwalPublished in: Multim. Syst. (2021)
Keyphrases
- optical flow
- pattern detection
- detection method
- noisy environments
- image sequences
- low signal to noise ratio
- endoscopic video
- moving camera
- video data
- detection algorithm
- motion field
- signal detection
- motion discontinuities
- anti noise
- binocular disparity
- multi modal fusion
- noise level
- signal to noise ratio
- multiscale
- video sequences
- object detection
- boundary detection
- optical flow estimation
- motion estimation
- false positives
- video indexing
- optical flow computation
- three dimensional
- noisy data
- moving objects
- spatio temporal
- motion features
- visual analysis
- structure from motion
- image noise
- motion model
- vector field
- dynamic scenes
- motion segmentation
- detection rate