Content-based adaptive compression of educational videos using phase correlation techniques.
Ankush MittalSumit GuptaSourabh JainAnkur JainPublished in: Multim. Syst. (2006)
Keyphrases
- phase correlation
- motion estimation
- multimedia
- video sequences
- frequency domain
- image alignment
- cross correlation
- digital image stabilization
- matching algorithm
- video content
- image compression
- image registration
- global motion
- image retrieval
- video frames
- compression algorithm
- compression ratio
- video clips
- video analysis
- template matching
- video objects
- log polar
- disparity estimation
- optical flow