On Spatial Crowdsourcing Query under Pandemics.
Cedric Parfait Kankeu FotsingGuang-Siang LeeYa-Wen TengChih-Ya ShenYi-Shin ChenDe-Nian YangPublished in: MDM (2023)
Keyphrases
- spatial queries
- query processing
- spatial information
- database
- spatial proximity
- spatio temporal
- spatial data
- user queries
- query evaluation
- spatial and temporal
- public health
- efficient processing
- query formulation
- data sources
- complex queries
- spatial distribution
- information retrieval
- spatio temporal data
- spatial relationships
- retrieval systems
- relevance feedback
- indexing techniques
- database queries
- spatial databases
- user defined
- access methods
- data structure
- keywords
- database systems
- spatial index