Ascent EM for fast and global solutions to finite mixtures: An application to curve-clustering of online auctions.
Wolfgang JankPublished in: Comput. Stat. Data Anal. (2006)
Keyphrases
- online auctions
- finite mixtures
- minimum message length
- expectation maximization
- unsupervised learning
- mixture model
- k means
- bid prices
- em algorithm
- clustering algorithm
- electronic commerce
- clustering method
- gaussian mixture model
- spectral clustering
- finite mixture model
- computer vision
- probabilistic model
- prior knowledge
- generative model
- model selection
- pairwise
- maximum likelihood
- bayesian framework
- bayesian networks
- reputation systems
- image segmentation