Convex Approximation to the Integral Mixture Models Using Step Functions.
Yi XuYilin ZhuZhongfei ZhangYaqing ZhangPhilip S. YuPublished in: ICDM (2015)
Keyphrases
- mixture model
- convex functions
- continuous functions
- gaussian mixture model
- em algorithm
- generative model
- expectation maximization
- probabilistic model
- density estimation
- unsupervised learning
- mixture modeling
- model selection
- maximum likelihood
- probability density function
- language model
- convex sets
- closed form
- gaussian mixture
- automatic model selection
- data sets
- image processing
- computer vision
- data mining