1542 search results - page 200 / 309 » Redundancy in Spatial Databases |
STDBM
2004
Springer
14 years 2 months ago
2004
Springer
This paper introduces the Dynamic Cascade Tree (DCT), a structure designed to index query regions on multi-dimensional data streams. The DCT is designed for a stream management sy...
ER
2009
Springer
14 years 5 days ago
2009
Springer
Ontologies have been extensively used to model domain-specific knowledge. Recent research has applied ontologies to enhance the discovery and retrieval of geographic data in Spatia...
CIKM
2008
Springer
13 years 11 months ago
2008
Springer
With the development of highly efficient graph data collection technology in many application fields, classification of graph data emerges as an important topic in the data mining...
SAC
2011
ACM
12 years 11 months ago
2011
ACM
A moving region whose location and extend change over time can imply topological changes such as region split and hole formation. To study this phenomenon is useful in many applic...
ICCV
2011
IEEE
12 years 9 months ago
2011
IEEE
In this paper we address the problem of image retrieval from millions of database images. We improve the vocabulary tree based approach by introducing contextual weighting of loca...