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GISCIENCE
2008
Springer
145views GIS» more  GISCIENCE 2008»
13 years 5 months ago
New Data Types and Operations to Support Geo-streams
Yan Huang, Chengyang Zhang
GISCIENCE
2008
Springer
140views GIS» more  GISCIENCE 2008»
13 years 5 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»
13 years 5 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»
13 years 5 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
95views GIS» more  GISCIENCE 2008»
13 years 5 months ago
Geosensor Data Abstraction for Environmental Monitoring Application
Young Jin Jung, Silvia Nittel
GISCIENCE
2008
Springer
123views GIS» more  GISCIENCE 2008»
13 years 5 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»
13 years 5 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...
GISCIENCE
2008
Springer
112views GIS» more  GISCIENCE 2008»
13 years 5 months ago
Decentralized Movement Pattern Detection amongst Mobile Geosensor Nodes
Movement patterns, like flocking and converging, leading and following, are examples of high-level process knowledge derived from lowlevel trajectory data. Conventional techniques...
Patrick Laube, Matt Duckham, Thomas Wolle
GISCIENCE
2008
Springer
121views GIS» more  GISCIENCE 2008»
13 years 5 months ago
Identifying Maps on the World Wide Web
Abstract. This paper presents an automatic approach to mining collections of maps from the Web. Our method harvests images from the Web and then classifies them as maps or non-map...
Matthew Michelson, Aman Goel, Craig A. Knoblock
GISCIENCE
2008
Springer
117views GIS» more  GISCIENCE 2008»
13 years 5 months ago
Refining Topological Relations between Regions Considering Their Shapes
Topological relations are sometimes insufficient for differentiating spatial configurations of two objects with critical difference in their connection styles. In this paper, we pr...
Roland Billen, Yohei Kurata