Using Video Motion Vectors for Structure from Motion 3D Reconstruction.
Richard N. C. TurnerNatasha Kholgade BanerjeeSean BanerjeePublished in: SIGMAP (2022)
Keyphrases
- structure from motion
- motion vectors
- video sequences
- video data
- image sequences
- camera motion
- motion estimation
- motion compensation
- video coding
- bundle adjustment
- motion field
- motion estimates
- video frames
- compressed domain
- computer vision
- point cloud
- feature tracking
- camera parameters
- video analysis
- missing data
- macroblock
- scene structure
- block matching
- multimedia
- bit rate
- reference frame
- moving objects
- prediction error
- frame interpolation
- computational complexity
- inter frame
- epipolar geometry
- motion trajectories
- urban scenes
- focal length
- motion model
- dynamic scenes
- frame rate
- rate distortion
- motion segmentation
- ego motion
- camera pose
- optical flow
- image data
- real time