Sciweavers

ESM
2000
13 years 4 months ago
A tool for controlled knowledge discovery in spatial domains
A data simulator that can facilitate the development of improved sampling and analysis procedures for spatial analysis is proposed. The simulator, implemented in MATLAB, provides ...
Dragoljub Pokrajac, Zoran Obradovic, Tim Fiez
BMVC
1998
13 years 4 months ago
Spatial Filtering Requirements for Gradient-Based Optical Flow Measurement
When using a gradient-basedmethod to determine the optical flow field for an image sequence, it is generally appreciated that some spatial pre-filtering of the images is usually n...
William J. Christmas
AAAI
1998
13 years 4 months ago
Generating Coordinated Natural Language and 3D Animations for Complex Spatial Explanations
Dynamically providing students with clear explanations of complex spatial concepts is critical for a broad range of knowledge-based educational and training systems. This calls fo...
Stuart G. Towns, Charles B. Callaway, James C. Les...
GEOINFO
2003
13 years 4 months ago
Modelling Spatial Relations by Generalized Proximity Matrices
One of the main challenges for the development of spatial information theory is the formalization of the concepts of space and spatial relations. Currently, most spatial data struc...
Ana Paula Dutra de Aguiar, Gilberto Câmara, ...
DICTA
2003
13 years 4 months ago
A Bi-Scale-Space for the Analysis of Blobs
We present a scale-space with separate scales in the greyscale and spatial dimensions, using ideas from mathematical morphology. Dynamics are used for greyscale (luminance) filter...
Paul T. Jackway
FLAIRS
2001
13 years 4 months ago
Spatial Reasoning for Information Brokering
The World Wide Webprovides new opportunities for collecting information from distributed, multiple, and heterogeneous data sources. Information brokering can bc used to provide co...
Heiner Stuckenschmidt, Christoph Schlieder, Ubbo V...
GEOINFO
2004
13 years 4 months ago
Mediated Geographic Web Feature Services
Abstract With the proliferation of Geographic Information Systems (GIS) and spatial resources over the Internet, there is an increasing demand for robust geospatial information ser...
Mehdi Essid, Omar Boucelma
SIMVIS
2007
13 years 4 months ago
Development of a Mixed Reality Device for Interactive On-Site Geo-visualization
This paper reports on the development of a novel mixed reality I/O device tailored to the requirements of interaction with geo-spatial data in the immediate environment of the use...
Volker Paelke, Claus Brenner
NIPS
2007
13 years 4 months ago
Spatial Latent Dirichlet Allocation
In recent years, the language model Latent Dirichlet Allocation (LDA), which clusters co-occurring words into topics, has been widely applied in the computer vision field. Howeve...
Xiaogang Wang, Eric Grimson
IJCAI
2007
13 years 4 months ago
A Size-Based Qualitative Approach to the Representation of Spatial Granularity
A local spatial context is an area currently under consideration in a spatial reasoning process. The boundary between this area and the surrounding space together with the spatial...
Hedda Rahel Schmidtke, Woontack Woo