Two-Pass Bi-Directional Optical Flow Via Motion Vector Refinement.
Hongbin LiuLi ZhangKai ZhangHsiao-Chiang ChuangYue WangJizheng XuPublished in: ICIP (2019)
Keyphrases
- bi directional
- motion vectors
- optical flow
- motion estimation
- motion field
- frame interpolation
- motion compensation
- block matching
- motion estimation algorithm
- motion compensated frame interpolation
- image sequences
- video coding
- wyner ziv
- video sequences
- motion model
- macroblock
- reference frame
- motion compensated
- video compression
- low complexity
- optical flow estimation
- bit rate
- vector field
- computer vision
- prediction error
- video data
- error concealment
- image motion
- inter frame
- d scene
- velocity field
- video coding standard
- feature tracking
- block size
- associative memory
- moving objects
- motion estimates
- rate distortion
- camera motion
- coding efficiency
- flow field
- ego motion
- spatial domain
- computational complexity
- neural network
- search range
- high quality