Feature Grouping-based Trajectory Outlier Detection over Distributed Streams.
Jiali MaoJiaye LiuCheqing JinAoying ZhouPublished in: ACM Trans. Intell. Syst. Technol. (2021)
Keyphrases
- outlier detection
- data streams
- fraud detection
- detecting outliers
- detection algorithm
- credit card fraud detection
- knowledge discovery
- high dimensional datasets
- distance based outlier detection
- density ratio estimation
- density estimation
- data mining
- feature vectors
- detect outliers
- stream clustering
- streaming data
- data sets
- semi supervised learning
- spatio temporal
- high dimensional
- information retrieval