Finding Probabilistic Nearest Neighbors for Query Objects with Imprecise Locations.
Yuichi IijimaYoshiharu IshikawaPublished in: Mobile Data Management (2009)
Keyphrases
- nearest neighbor
- query point
- data objects
- finding similar
- database
- k nearest neighbor
- query processing
- spatial proximity
- database objects
- response time
- relevance feedback
- knn
- data structure
- probabilistic databases
- query evaluation
- attribute values
- uncertain databases
- nearest neighbor queries
- distance function
- generative model
- keywords
- range searching
- data sources
- class hierarchies
- retrieval systems
- range queries
- query expansion
- probabilistic model
- spatial relationships
- nearest neighbor search
- continuously moving
- imprecise information
- semantically relevant
- location based services
- metric space
- index structure
- d objects
- data points
- bayesian networks