RASK: Range Spatial Keyword Queries on Massive Encrypted Geo-Textual Data.
Zhen LvKaiyu ShangHongwei HuoXimeng LiuYanguo PengXiangyu WangYaorong TanPublished in: IEEE Trans. Serv. Comput. (2023)
Keyphrases
- textual data
- structured data
- keyword queries
- keyword search
- semi structured
- information extraction
- unstructured data
- keywords
- text mining
- textual information
- natural language processing
- text documents
- text data
- information access
- spatial relationships
- xml documents
- raw data
- user queries
- text categorization
- knowledge discovery
- spatial data
- database
- web search
- data sources
- query language
- metadata