-Nearest Neighbor Query for Moving Objects with Uncertain Velocity.
Yuan-Ko HuangChao-Chun ChenChiang LeePublished in: GeoInformatica (2009)
Keyphrases
- nearest neighbor
- moving objects
- nearest neighbor queries
- optical flow
- range searching
- spatio temporal queries
- query evaluation
- k nearest neighbor
- spatio temporal
- database
- approximate nearest neighbor
- knn
- response time
- query expansion
- user queries
- reverse nearest neighbor
- query processing
- uncertain databases
- imprecise information
- background subtraction
- query point
- efficient processing
- nearest neighbor algorithm
- image sequences
- data objects
- data structure
- range queries
- video sequences
- continuously moving
- spatio temporal databases
- moving observer
- nearest neighbor search
- relevance feedback
- data sources
- training set
- result set
- mobile objects
- indexing techniques
- motion segmentation
- distance function
- index structure
- high dimensional data
- three dimensional