Saturn: A Fast Keyword kNN Search System in Road Networks.
Nan ZhangYang WangJianhua FengPublished in: WAIM (2013)
Keyphrases
- knn
- road network
- k nearest neighbor
- nearest neighbor
- spatial networks
- nearest neighbor search
- query point
- keyword search
- k nearest neighbour
- shortest path
- distance function
- knn algorithm
- similarity search
- keyword queries
- machine learning
- k nearest
- support vector machine
- moving objects
- neural network
- travel time
- spatial databases
- spatial queries
- keywords
- location based services
- knn classifier
- shows significant improvements
- nearest neighbour
- feature selection
- knn classification