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AIM
2004
13 years 5 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
GIS
2006
ACM
14 years 6 months ago
Object localization based on directional information case of 2D vector data
If you were told that some object A was perfectly (or somewhat, or not at all) in some direction (e.g., west, above-right) of some reference object B, where in space would you loo...
Stelian Coros, JingBo Ni, Pascal Matsakis
PRESENCE
2002
194views more  PRESENCE 2002»
13 years 4 months ago
Explorations in the Use of Augmented Reality for Geographic Visualization
In this paper we describe two explorations in the use of hybrid user interfaces for collaborative geographic data visualization. Our first interface combines three technologies; A...
Nicholas R. Hedley, Mark Billinghurst, Lori Postne...
ARTMED
2006
80views more  ARTMED 2006»
13 years 5 months ago
A formal theory for spatial representation and reasoning in biomedical ontologies
Objective: The objective of this paper is to demonstrate how a formal spatial theory can be used as an important tool for disambiguating the spatial information embodied in biomed...
Maureen Donnelly, Thomas Bittner, Cornelius Rosse
BIOCOMP
2006
13 years 6 months ago
Basic Reproductive Rate of a Spatial Epidemic Seir Model using Computer Algebra Software
The use of computer algebra software has many applications in diverse fields like epidemiology. This work pretends to show how computer algebra software applications for symbolic ...
Sebastian Guzmán, Juan Fernando Ospina