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GISCIENCE
2008
Springer
145views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Similarity-Based Information Retrieval and Its Role within Spatial Data Infrastructures
While similarity has gained in importance in research about information retrieval on the (geospatial) semantic Web, information retrieval paradigms and their integration into exist...
Krzysztof Janowicz, Marc Wilkes, Michael Lutz
GISCIENCE
2008
Springer
115views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Validation and Storage of Polyhedra through Constrained Delaunay Tetrahedralization
Abstract. Closed, watertight, 3D geometries are represented by polyhedra. Current data models define these polyhedra basically as a set of polygons, leaving the test on intersectin...
Edward Verbree, Hang Si
GISCIENCE
2008
Springer
130views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Single-Holed Regions: Their Relations and Inferences
The discontinuities in boundaries and exteriors that regions with holes expose offer opportunities for inferences that are impossible for regions without holes. A systematic study ...
Maria Vasardani, Max J. Egenhofer
GISCIENCE
2008
Springer
145views GIS» more  GISCIENCE 2008»
8 years 4 months ago
New Data Types and Operations to Support Geo-streams
Yan Huang, Chengyang Zhang
GISCIENCE
2008
Springer
140views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Modeling Herds and Their Evolvements from Trajectory Data
A trajectory is the time-stamped path of a moving entity through space. Given a set of trajectories, this paper proposes new conceptual definitions for a spatio-temporal pattern n...
Yan Huang, Cai Chen, Pinliang Dong
GISCIENCE
2008
Springer
130views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Road Networks and Their Incomplete Representation by Network Data Models
Road networks, roads, and junctions are examples of natural language terms whose semantics can be described by affordances of their physical referents. In order to define affordanc...
Simon Scheider, Werner Kuhn
GISCIENCE
2008
Springer
186views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Detecting Topological Change Using a Wireless Sensor Network
Dynamic geographic phenomena, such as forest fires and oil spills, can have dire environmental, sociopolitical, and economic consequences. Mitigating, if not preventing such events...
Christopher Farah, Cheng Zhong, Michael F. Worboys...
GISCIENCE
2008
Springer
123views GIS» more  GISCIENCE 2008»
8 years 4 months ago
A Theory of Change for Attributed Spatial Entities
Abstract. New methods of data collection, in particular the wide range of sensors and sensor networks that are being constructed, with the ability to collect real-time data streams...
John G. Stell, Michael F. Worboys
GISCIENCE
2008
Springer
154views GIS» more  GISCIENCE 2008»
8 years 4 months ago
Ontology-Based Geospatial Data Query and Integration
Geospatial data sharing is an increasingly important subject as large amount of data is produced by variety of sources, stored in incompatible formats, and accessible through diffe...
Tian Zhao, Chuanrong Zhang, Mingzhen Wei, Zhong-Re...
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