Sciweavers

2007 search results - page 336 / 402
» MUC-3 evaluation metrics
Sort
View
SSD
2005
Springer
108views Database» more  SSD 2005»
14 years 2 months ago
On Trip Planning Queries in Spatial Databases
In this paper we discuss a new type of query in Spatial Databases, called the Trip Planning Query (TPQ). Given a set of points of interest P in space, where each point belongs to ...
Feifei Li, Dihan Cheng, Marios Hadjieleftheriou, G...
WEBDB
2005
Springer
88views Database» more  WEBDB 2005»
14 years 2 months ago
Vague Content and Structure (VCAS) Retrieval for Document-centric XML Collections
Querying document-centric XML collections with structure conditions improves retrieval precisions. The structures of such XML collections, however, are often too complex for users...
Shaorong Liu, Wesley W. Chu, Ruzan Shahinian
MOBICOM
2004
ACM
14 years 2 months ago
Power conservation and quality of surveillance in target tracking sensor networks
Target tracking is an important application of wireless sensor networks. In this application, the sensor nodes collectively monitor and track the movement of an event or target ob...
Chao Gui, Prasant Mohapatra
MSWIM
2004
ACM
14 years 2 months ago
An enhanced HCF for IEEE 802.11e wireless networks
In this paper the behavior of the upcoming MAC protocol for wireless LANs IEEE 802.11e is investigated. Based on the results, we propose an enhancement for Hybrid Coordination Fun...
Balasubramanian Appiah Venkatakrishnan, S. Selvake...
SIGIR
2004
ACM
14 years 2 months ago
Resource selection for domain-specific cross-lingual IR
An under-explored question in cross-language information retrieval (CLIR) is to what degree the performance of CLIR methods depends on the availability of high-quality translation...
Monica Rogati, Yiming Yang