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» Image Data Handling in Spatial Databases
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GIS
2004
ACM
14 years 9 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
ISMIS
1997
Springer
14 years 28 days ago
Knowledge-Based Image Retrieval with Spatial and Temporal Constructs
e about image features can be expressed as a hierarchical structure called a Type Abstraction Hierarchy (TAH). TAHs can be generated automatically by clustering algorithms based on...
Wesley W. Chu, Alfonso F. Cardenas, Ricky K. Taira
SSD
2005
Springer
108views Database» more  SSD 2005»
14 years 2 months ago
Topological Predicates Between Vague Spatial Objects
Topological predicates are an important element of database systems that allow manipulation of spatial data. Based on the necessity for such systems to handle uncertainty, we intro...
Alejandro Pauly, Markus Schneider
AIM
2004
13 years 8 months ago
Qualitative Spatial Reasoning Extracting and Reasoning with Spatial Aggregates
Reasoning about spatial data is a key task in many applications, including geographic information systems, meteorological and fluid flow analysis, computer-aided design, and prote...
Christopher Bailey-Kellogg, Feng Zhao
DGO
2003
133views Education» more  DGO 2003»
13 years 10 months ago
Accessing Diverse Geo-Referenced Data Sources with the SAND Spatial DBMS
The Internet has become the most frequently accessed medium for obtaining various types of data. In particular, government agencies, academic institutions, and private enterprises...
Jagan Sankaranarayanan, Egemen Tanin, Hanan Samet,...