A Novel Embedding Distortion for Motion Vector-Based Steganography Considering Motion Characteristic, Local Optimality and Statistical Distribution.
Peipei WangHong ZhangYun CaoXianfeng ZhaoPublished in: IH&MMSec (2016)
Keyphrases
- motion vectors
- statistical distribution
- motion estimation
- data embedding
- error concealment
- motion field
- motion estimation algorithm
- block matching
- reference frame
- motion compensation
- search range
- frame interpolation
- motion compensated frame interpolation
- statistical model
- video coding
- video sequences
- motion model
- prediction error
- data hiding
- macroblock
- bit rate
- image sequences
- spatial domain
- compressed domain
- motion compensated
- inter frame
- optical flow
- neighboring blocks
- probability density function
- rate distortion
- video data
- coding efficiency
- diamond search
- computational complexity
- moving objects
- phase correlation
- video compression
- least significant bit
- training set
- error resilience
- compressed images
- super resolution
- camera motion
- computer vision
- high dimensional
- motion correction
- block size
- frequency domain
- three dimensional