Compressed Domain Image Retrieval Using JPEG2000 and Gaussian Mixture Models.
Alexandra TeynorWolfgang MüllerWolfgang L. J. KowarschickPublished in: VISUAL (2005)
Keyphrases
- compressed domain
- gaussian mixture model
- image retrieval
- mixture model
- motion vectors
- feature space
- dct coefficients
- jpeg compressed
- compression standards
- feature vectors
- bitstream
- video analysis
- em algorithm
- compressed video
- inter frame
- compressed images
- dct domain
- expectation maximization
- maximum likelihood
- background subtraction
- visual features
- motion estimation
- image representation
- speaker identification
- coding scheme
- optical flow
- video data
- jpeg images
- intra frame
- bayesian networks
- image sequences