321 search results - page 30 / 65 » A Topological Data Model for Spatial Databases |
GIS
2006
ACM
14 years 8 months ago
2006
ACM
The W3C's Semantic Web Activity is illustrating the use of semantics for information integration, search, and analysis. However, the majority of the work in this community ha...
DEXAW
1999
IEEE
13 years 12 months ago
1999
IEEE
ing spatio-temporal data as abstract data types into already existing data models is a promising approach to creating spatio-temporal query languages. In this context, an importan...
ICDE
2004
IEEE
14 years 9 months ago
2004
IEEE
Terrain can be approximated by a triangular mesh consisting millions of 3D points. Multiresolution triangular mesh (MTM) structures are designed to support applications that use t...
ER
1999
Springer
13 years 12 months ago
1999
Springer
Video data management (VDM) is fast becoming one of seminar topics in multimedia information systems. In VDM systems, there exists an important need for novel techniques and mechan...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Sub-image search with high accuracy in natural images still remains a challenging problem. This paper proposes a new feature vector called profile for a keypoint in a bag of visual...