Approximate Continuous Top-K Queries over Memory Limitation-Based Streaming Data.
Rui ZhuLiu MengBin WangXiaochun YangXiufeng XiaPublished in: DASFAA (1) (2022)
Keyphrases
- streaming data
- query processing
- approximate answers
- data streams
- incoming data
- exact and approximate
- sliding window
- concept drift
- data distribution
- skewed data
- evolving data streams
- data stream mining
- skyline queries
- aggregate queries
- result set
- range queries
- continuous queries
- database
- massive data streams
- anomaly detection
- memory space
- efficient processing
- stream data
- limited memory
- query answers
- stream mining
- training data
- data sets
- cost model
- index structure
- continuous data
- non stationary
- nearest neighbor
- knn
- decision trees