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» Algorithms for Querying by Spatial Structure
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ICDT
2007
ACM
105views Database» more  ICDT 2007»
15 years 11 months ago
Optimization of Query Plans in the presence of Access Limitations
We consider the problem of querying data sources that have limited capabilities and can thus only be accessed by complying with certain binding patterns for their attributes. This ...
Andrea Calì, Diego Calvanese, Davide Martin...
VIS
2009
IEEE
215views Visualization» more  VIS 2009»
16 years 6 months ago
BrainGazer - Visual Queries for Neurobiology Research
Abstract-- Neurobiology investigates how anatomical and physiological relationships in the nervous system mediate behavior. Molecular genetic techniques, applied to species such as...
Stefan Bruckner, Veronika Šoltészová, M. Edua...
156
Voted
DEXAW
2000
IEEE
92views Database» more  DEXAW 2000»
15 years 9 months ago
Consistent Queries over Cardinal Directions across Different Levels of Detail
Current models for cardinal directions, such as north and northeast, are either point-based or region-based, but no models exist that apply equally, independent of the geometric d...
Roop K. Goyal, Max J. Egenhofer
156
Voted
GEOINFORMATICA
2006
133views more  GEOINFORMATICA 2006»
15 years 4 months ago
Indexing Fast Moving Objects for kNN Queries Based on Nearest Landmarks
With the rapid advancements in positioning technologies such as the Global Positioning System (GPS) and wireless communications, the tracking of continuously moving objects has bec...
Dan Lin, Rui Zhang 0003, Aoying Zhou
WWW
2010
ACM
15 years 12 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...