Abnormal behavior recognition based on improved Gaussian mixture model and hierarchical detectors.
Shuang LiuPeng ChenDenis SpelicPublished in: ICNC-FSKD (2017)
Keyphrases
- gaussian mixture model
- abnormal behavior
- mixture model
- em algorithm
- feature vectors
- speaker recognition
- maximum likelihood
- expectation maximization
- feature extraction
- pattern recognition
- speaker identification
- gaussian mixture
- gaussian distribution
- gaussian mixture modeling
- high risk
- object detection
- unsupervised learning
- feature space
- generative model
- gaussian model
- probabilistic model
- object recognition
- computer vision