Sciweavers

1022 search results - page 67 / 205
» Efficient Query Processing in Large Traffic Networks
Sort
View
TKDE
2008
378views more  TKDE 2008»
15 years 4 months ago
Modeling Image Data for Effective Indexing and Retrieval in Large General Image Databases
In this paper, we propose an image semantic model based on the knowledge and criteria in the field of linguistics and taxonomy. Our work bridges the "semantic gap" by sea...
Xiaoyan Li, Lidan Shou, Gang Chen, Tianlei Hu, Jin...
ICDE
2009
IEEE
219views Database» more  ICDE 2009»
16 years 5 months ago
Distance Oracles for Spatial Networks
The popularity of location-based services and the need to do real-time processing on them has led to an interest in performing queries on transportation networks, such as finding s...
Jagan Sankaranarayanan, Hanan Samet
GIS
2005
ACM
16 years 5 months ago
ASPEN: an adaptive spatial peer-to-peer network
Geographic Information Systems (GIS) are increasingly managing very large sets of data and hence a centralized data repository may not always provide the most scalable solution. H...
Haojun Wang, Roger Zimmermann, Wei-Shinn Ku
BTW
2007
Springer
142views Database» more  BTW 2007»
15 years 10 months ago
Algebraic Query Optimization for Distributed Top-k Queries
: Distributed top-k query processing is increasingly becoming an essential functionality in a large number of emerging application classes. This paper addresses the efficient alge...
Thomas Neumann, Sebastian Michel
NETWORKING
2004
15 years 5 months ago
Reducing Packet-Loss by Taking Long-Range Dependences into Account
We show that the "fractal" behavior of Internet traffic can be efficiently and practically employed to significantly reduce packetloss. Thanks to recent advances in the t...
J. Ignacio Alvarez-Hamelin, Pierre Fraigniaud