Compressed domain video retrieval using object and global motion descriptors.
R. Venkatesh BabuK. R. RamakrishnanPublished in: Multim. Tools Appl. (2007)
Keyphrases
- global motion
- video retrieval
- compressed domain
- video shots
- video objects
- video analysis
- video data
- key frames
- motion vectors
- video content
- video database
- visual content
- content based retrieval
- video sequences
- bitstream
- camera motion
- retrieval systems
- image sequences
- video clips
- inter frame
- feature vectors
- video streams
- visual features
- optical flow
- event detection
- video frames
- consecutive frames
- video coding
- image retrieval
- multimedia
- semantic concepts
- macroblock
- information retrieval
- image quality