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NIPS
2008
13 years 11 months ago
Estimating Robust Query Models with Convex Optimization
Query expansion is a long-studied approach for improving retrieval effectiveness by enhancing the user's original query with additional related words. Current algorithms for ...
Kevyn Collins-Thompson
JCM
2007
87views more  JCM 2007»
13 years 10 months ago
Optimization of Radio Measurements Exploitation in Wireless Mobile Networks
— Radio measurements play a crucial role in mobile wireless networks as they are input of Radio Resource Management (RRM) mechanisms, needed to assess mobile network reliability ...
Afef Ben Hadj Alaya-Feki, Alain Le Cornec, Eric Mo...
TON
2008
159views more  TON 2008»
13 years 10 months ago
Optimizing lifetime for continuous data aggregation with precision guarantees in wireless sensor networks
This paper exploits the tradeoff between data quality and energy consumption to extend the lifetime of wireless sensor networks. To obtain an aggregate form of sensor data with pre...
Xueyan Tang, Jianliang Xu
ICRA
2010
IEEE
128views Robotics» more  ICRA 2010»
13 years 8 months ago
On optimal AUV track-spacing for underwater mine detection
— This work addresses the task of designing the optimal survey route that an autonomous underwater vehicle (AUV) should take in mine countermeasures (MCM) operations. It is assum...
David P. Williams
WIOPT
2010
IEEE
13 years 8 months ago
Lifetime optimization for wireless sensor networks with correlated data gathering
—The nodes in wireless sensor networks often collect correlated measurements. Not taking into account this information redundancy is detrimental to the network lifetime, since co...
Nashat Abughalieh, Yann-Aël Le Borgne, Kris S...