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QDR-Tree: An Efficient Index Scheme for Complex Spatial Keyword Query.

Xinshi ZangPeiwen HaoXiaofeng GaoBin YaoGuihai Chen
Published in: DEXA (1) (2018)
Keyphrases
  • index scheme
  • keyword queries
  • b tree
  • keyword search
  • tree structure
  • structured databases
  • reachability queries
  • databases
  • relational databases
  • structured data
  • multimedia
  • data points
  • index structure
  • semi structured