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SCANGIS
2003
13 years 6 months ago
Concurrency Control in Distributed Geographical Database Systems
Abstract. This paper discusses concurrency control in distributed geographical database systems. A geographic data server providing transactional services must be designed to handl...
Gjermund Hanssen
SCANGIS
2003
13 years 6 months ago
A Global Grid Model Based on "Constant Area" Quadrilaterals
The WGS84 ellipsoid is tessellated using quadrilaterals of roughly the same size. The tessellation scheme is developed for the purpose of storing, distributing and analysing global...
Jan Terje Bjørke, John K. Grytten, Morten H...
SCANGIS
2003
13 years 6 months ago
Terrain Mobility Model and Determination of Optimal Off-Road Route
The paper describes a concept for GIS based terrain mobility modelling and optimization of off-road route. The concept of generation of cost surface is based on machine, terrain, ...
Antti Suvinen, Martti Saarilahti, Timo Tokola
SCANGIS
2003
13 years 6 months ago
On the Adequacy of GIS-Generated Weed Maps for Precision Farming
Discrete sampling data is used in several environmental studies to create maps in order to support decision-making processes. The decision maps represent an increasing importance i...
Matthias Backes, Lutz Plümer
SCANGIS
2003
13 years 6 months ago
Knowledge Extraction by Visual Data Mining of Metadata in Site Planning
The paper describes a tool designed within the first stage of the European project INVISIP in order to explore geographical metadata in the site planning process. A visual data mi...
Riccardo Albertoni, Alessio Bertone, Urska Demsar,...