Optimizing Continuous kNN Queries over Large-Scale Spatial-Textual Data Streams.
Rong YangBaoning NiuPublished in: SIGSPATIAL/GIS (2020)
Keyphrases
- knn
- k nearest neighbor
- spatial queries
- spatial networks
- data streams
- range queries
- nearest neighbor
- sensor data streams
- efficient processing
- support vector machine svm
- spatial databases
- text categorization
- knn algorithm
- sliding window
- similarity search
- spatial data
- distance function
- classification algorithm
- sequential scan
- road network
- concept drift
- continuous queries
- spatial information
- data sets
- knn classifier
- query processing
- k nearest neighbour
- neural network
- classification method
- k nearest
- query point
- spatial objects
- text classification
- metric space
- support vector machine
- artificial neural networks
- moving objects
- cost model
- database systems
- indexing techniques
- data mining
- knn classification
- information extraction