Sciweavers

GIS
2009
ACM
13 years 9 months ago
Data structures and intersection algorithms for 3D spatial data types
Apart from visualization tasks, three-dimensional (3D) data management features are not or only hardly available in current spatial database systems and Geographic Information Sys...
Tao Chen, Markus Schneider
GEOS
2009
Springer
13 years 9 months ago
SPARQL Query Re-writing Using Partonomy Based Transformation Rules
Abstract. Often the information present in a spatial knowledge base is represented at a different level of granularity and abstraction than the query constraints. For querying onto...
Prateek Jain, Peter Z. Yeh, Kunal Verma, Cory A. H...
IV
2002
IEEE
129views Visualization» more  IV 2002»
13 years 9 months ago
Design and Implementation of a Visual Query Language for Large Spatial Databases
In this paper a visual approach to querying in large spatial databases is presented. A diagrammatic technique utilising a data flow metaphor is used to express different kinds of...
Andrew J. Morris, Alia I. Abdelmoty, Douglas Tudho...
IV
2002
IEEE
121views Visualization» more  IV 2002»
13 years 9 months ago
Representing Spatial Information through Multimodal Interfaces
The research discussed here is a component of a larger study to explore the accessibility and usability of spatial data presented through multiple sensory modalities including hap...
R. Dan Jacobson
ICCSA
2010
Springer
13 years 10 months ago
ISATEM: An Integration of Socioeconomic and Spatial Models for Mineral Resources Exploitation
In the spatial-integrated socioeconomic model field, a multi-agent approach is appropriate for supporting applications modelled at a detailed territory scale, but it is less used t...
Fenintsoa Andriamasinoro, Daniel Cassard, Bruno Ma...
EGOV
2003
Springer
13 years 10 months ago
Spatial Data Warehouse - A Prototype
Nowadays, there are an emergence of spatial or geographic data stored in several and heterogeneous databases, mostly in Geographic Information Systems (GIS). The diversity of GIS a...
Lionel Savary, Karine Zeitouni
DOLAP
2003
ACM
13 years 10 months ago
Spatial hierarchy and OLAP-favored search in spatial data warehouse
Data warehouse and Online Analytical Processing(OLAP) play a key role in business intelligent systems. With the increasing amount of spatial data stored in business database, how ...
Fangyan Rao, Long Zhang, Xiulan Yu, Ying Li, Ying ...
DASFAA
2003
IEEE
108views Database» more  DASFAA 2003»
13 years 10 months ago
Spatial Query Processing for High Resolutions
Modern database applications including computeraided design (CAD), medical imaging, or molecular biology impose new requirements on spatial query processing. Particular problems a...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
SPATIALCOGNITION
2004
Springer
13 years 10 months ago
Identifying Objects on the Basis of Spatial Contrast: An Empirical Study
In contrast to most research on spatial reference, the scenario in our human-robot experiments focuses on identifying rather than localising objects using spatial language. The rel...
Thora Tenbrink
PKDD
2004
Springer
141views Data Mining» more  PKDD 2004»
13 years 10 months ago
Spatial Associative Classification at Different Levels of Granularity: A Probabilistic Approach
In this paper we propose a novel spatial associative classifier method based on a multi-relational approach that takes spatial relations into account. Classification is driven by s...
Michelangelo Ceci, Annalisa Appice, Donato Malerba