A GPU Algorithm for Detecting Contextual Outliers in Multiple Concurrent Data Streams.
Abinash BorahLe GruenwaldEleazar LealEgawati PanjeiPublished in: IEEE BigData (2021)
Keyphrases
- data streams
- np hard
- cost function
- objective function
- detection algorithm
- preprocessing
- optimization algorithm
- dynamic programming
- significant improvement
- single pass
- times faster
- computational complexity
- optimal solution
- k means
- expectation maximization
- segmentation algorithm
- sliding window
- noisy data
- parallel implementation
- learning algorithm
- worst case
- general purpose
- simulated annealing
- particle swarm optimization
- itemsets
- high dimensional
- recognition algorithm