Gaussian-Poisson mixture model for anomaly detection of crowd behaviour.
Jongmin YuJeonghwan GwakMoongu JeonPublished in: ICCAIS (2016)
Keyphrases
- anomaly detection
- mixture model
- gaussian mixture model
- unsupervised learning
- maximum likelihood
- gaussian mixture
- em algorithm
- intrusion detection
- generative model
- gaussian densities
- detecting anomalies
- density estimation
- probabilistic model
- network traffic
- expectation maximization
- language model
- one class support vector machines
- model selection
- network intrusion detection
- anomalous behavior
- mixture of gaussians
- intrusion detection system
- closed form
- gaussian distribution
- detect anomalies
- probability density function
- feature vectors
- network anomaly detection
- negative selection algorithm
- mixture components
- probabilistic mixture model
- neural network
- similarity measure