U-ASK: a unified architecture for kNN spatial-keyword queries supporting negative keyword predicates.
Yongyi LiuAmr MagdyPublished in: SIGSPATIAL/GIS (2022)
Keyphrases
- knn
- keyword queries
- k nearest neighbor
- keyword search
- keywords
- nearest neighbor
- structured data
- information access
- k nearest neighbour
- xml keyword search
- user queries
- distance function
- semi structured
- query keywords
- database schema
- knn algorithm
- neural network
- query evaluation
- spatial data
- graph structure
- relational databases
- keyword search in relational databases
- knn classifier
- query processing
- xml documents
- knn classification
- user defined
- range queries
- web documents
- xml data
- support vector machine
- information retrieval
- data sets