Novelty Detection-Based Automated Anomaly Identification via Optimized Deep Generative Model.
Lianye LiuJinping LiuJuanjuan WuJiaming ZhouMeiling CaiPublished in: Big Data (CCF) (2021)
Keyphrases
- generative model
- novelty detection
- anomaly detection
- text filtering
- probabilistic model
- bayesian framework
- mixture model
- em algorithm
- discriminative learning
- concept drift
- semi supervised
- prior knowledge
- topic models
- data sets
- discriminative models
- expectation maximization
- unsupervised learning
- high dimensional
- information retrieval
- maximum likelihood
- information extraction