Distributed continuous KNN query over moving objects.
Xiaolin YangZhigang ZhangYilin WangCheqing JinPublished in: Int. J. High Perform. Comput. Netw. (2019)
Keyphrases
- knn
- spatio temporal queries
- range queries
- moving objects
- k nearest neighbor
- mobile objects
- nearest neighbor
- spatio temporal databases
- k nearest neighbour
- spatial queries
- query processing
- refinement step
- k nearest
- distance function
- text categorization
- query point
- classification method
- r tree
- text classification
- moving object databases
- neural network
- distributed environment
- similarity search
- image sequences
- video sequences
- metric space
- indexing techniques
- cost model
- sequential scan
- classification algorithm
- support vector machine svm
- response time
- knn algorithm
- knn classification
- feature extraction
- data structure
- distance computation
- majority voting
- nearest neighbour
- background subtraction
- reverse k nearest neighbor
- shows significant improvements
- information retrieval