Low-cost distributed learning of a Gaussian mixture model for multimedia content-based indexing on a peer-to-peer network.
Afshin NiksereshtMarc GelgonPublished in: Multimedia Information Retrieval (2005)
Keyphrases
- gaussian mixture model
- content based indexing
- distributed learning
- multimedia
- multimedia data
- mixture model
- video data
- em algorithm
- collaborative learning
- maximum likelihood
- visual content
- feature vectors
- expectation maximization
- knowledge integration
- multimedia databases
- background subtraction
- multimedia content
- metadata
- visual words
- image indexing
- feature space
- image quality
- high dimensional
- feature selection
- unsupervised learning
- model selection