Threat-Event Detection for Distributed Networks Based on Spatiotemporal Markov Random Field.
Haishou MaYi XieShensheng TangJiankun HuXingcheng LiuPublished in: IEEE Trans. Dependable Secur. Comput. (2022)
Keyphrases
- markov random field
- event detection
- belief propagation
- higher order
- mrf model
- parameter estimation
- maximum a posteriori
- energy function
- image segmentation
- video event detection
- distributed systems
- event recognition
- random fields
- graph cuts
- pairwise
- prior model
- video analysis
- potential functions
- conditional random fields
- activity recognition
- mrf optimization
- video surveillance
- spatial and temporal
- mrf models
- local area network
- maximum a posterior
- high order
- space time
- video sequences
- machine learning
- moving objects
- temporal segmentation