Learning the information diffusion probabilities by using variance regularized EM algorithm.
Hai-Guang LiTianyu CaoZhao LiPublished in: ASONAM (2014)
Keyphrases
- em algorithm
- expectation maximization
- hidden variables
- mixture model
- likelihood maximization
- information diffusion
- maximum likelihood estimation
- parameter estimation
- maximum likelihood
- learning process
- social networks
- gaussian mixture model
- generative model
- supervised learning
- learning algorithm
- computer vision
- markov chain
- probability distribution
- probabilistic model
- reinforcement learning
- least squares
- random walk
- active learning
- video sequences
- density estimation
- image processing
- expectation maximisation