Geographic Databases
- Data collections about the real world
- Very large
- Change over time
- Collected by sensors of varying detail
- Serve multiple purposes
Scenarios:
- Data integration from various sources
- Geographic products for different types of analysis
Leads to multi-resolution geographic databases.
Bottleneck for useful multi-resolution geographic databases:
Last updated on December 15, 1995.
[ Heterogeneous Geographic Databases
]
[ Max J. Egenhofer | NCGIA
Maine | Department
of Spatial Information Science and Engineering ]