Hidden Markov Models for Abnormal Event Processing in Transportation Data Streams.
John Kah Soon LauChen-Khong ThamPublished in: ICPADS (2012)
Keyphrases
- hidden markov models
- event processing
- stream processing
- data streams
- continuous queries
- complex event processing
- streaming data
- stream data
- sliding window
- complex events
- data processing
- anomaly detection
- data sets
- data distribution
- concept drift
- gesture recognition
- markov model
- sequential data
- conditional random fields
- markov models
- itemsets
- sensor networks
- hidden state
- sensor data
- frequent itemsets
- query processing