Sciweavers

2292 search results - page 281 / 459
» A Data Model and Data Structures for Moving Objects Database...
Sort
View
ERCIMDL
1999
Springer
111views Education» more  ERCIMDL 1999»
14 years 10 days ago
PIA - A Generic Model and System for Interactive Product and Service Catalogs
Abstract. This text motivates and de nes a generic model for interactive online or o ine product catalogs. Based on a detailed requirements analysis, the data model is de ned usi...
Florian Matthes, Ulrike Steffens
SSD
2005
Springer
93views Database» more  SSD 2005»
14 years 1 months ago
Semantic Caching for Multiresolution Spatial Query Processing in Mobile Environments
Spatial data are particularly useful in mobile environments. However, due to the low bandwidth of most wireless networks, developing large spatial database applications becomes a c...
Sai Sun, Xiaofang Zhou, Heng Tao Shen
SSD
1997
Springer
103views Database» more  SSD 1997»
14 years 5 days ago
Vague Regions
Abstract: In many geographical applications there is a need to model spatial phenomena not simply by sharp objects but rather through indeterminate or vague concepts. To support su...
Martin Erwig, Markus Schneider
ICDE
2007
IEEE
109views Database» more  ICDE 2007»
14 years 9 months ago
Evaluating Proximity Relations Under Uncertainty
For location-based services it is often essential to efficiently process proximity relations among mobile objects, such as to establish whether a group of friends or family member...
Zhengdao Xu, Hans-Arno Jacobsen
ICIP
2006
IEEE
14 years 9 months ago
Prioritized Sequential 3D Reconstruction in Video Sequences with Multiple Motions
In this study, an algorithm is proposed to solve the multi-frame structure from motion (MFSfM) problem for monocular video sequences in dynamic scenes. The algorithm uses the epip...
Evren Imre, Sebastian Knorr, A. Aydin Alatan, Thom...