Discovering Temporal Patterns for Event Sequence Clustering via Policy Mixture Model.
Weichang WuJunchi YanXiaokang YangHongyuan ZhaPublished in: IEEE Trans. Knowl. Data Eng. (2022)
Keyphrases
- mixture model
- temporal patterns
- event sequences
- unsupervised learning
- event types
- em algorithm
- time stamped
- generative model
- probabilistic mixture model
- probabilistic model
- expectation maximization
- pattern discovery
- clustering algorithm
- maximum likelihood
- language model
- k means
- temporal information
- temporal constraints
- temporal data
- frequent patterns
- model selection
- log files
- data sets
- machine learning
- optimal policy
- reinforcement learning
- temporal reasoning