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Research on Approximate Spatial Keyword Group Queries Based on Differential Privacy and Exclusion Preferences in Road Networks.
Liping Zhang
Jing Li
Song Li
Published in:
ISPRS Int. J. Geo Inf. (2023)
Keyphrases
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differentially private
road network
differential privacy
spatial networks
shortest path
moving objects
privacy preserving
search logs
user preferences
metric space
query language
privacy preservation
database
inverted file
query processing
web search
web search engines
data sharing
data model