Motion and shape signatures for object-based indexing of MPEG-4 compressed video.
Ahmet Müfit FermanBilge GünselA. Murat TekalpPublished in: ICASSP (1997)
Keyphrases
- video objects
- object based video
- periodic motion
- articulated motion
- global motion
- appearance features
- nonrigid shape
- recovering shape
- motion analysis
- geometrical constraints
- image sequences
- motion tracking
- motion field
- space time
- shape model
- camera motion
- image measurements
- motion estimation
- motion parameters
- shape estimation
- shape analysis
- shape descriptors
- shape matching
- optical flow
- video sequences
- rigid objects
- deformable objects
- rigid motion
- information retrieval
- motion segmentation
- motion model
- object motion
- motion patterns
- object shape
- moving objects
- motion detection
- camera images
- deformable surface
- human motion
- database
- computer vision
- document image retrieval
- index structure
- key frames
- shape features
- motion capture
- signature scheme