Sciweavers

511 search results - page 74 / 103
» On adequate performance measures for paging
Sort
View
DOLAP
2010
ACM
14 years 9 months ago
Integrating OLAP and recommender systems: an evaluation perspective
The integration of OLAP with web-search technologies is a promising research topic. Recommender systems are popular web-search mechanisms, because they can address information ove...
Artus Krohn-Grimberghe, Alexandros Nanopoulos, Lar...
MOBISYS
2009
ACM
16 years 11 days ago
R2D2: regulating beam shape and rate as directionality meets diversity
We design, implement, and evaluate a vehicular communication system that improves uplink connectivity through multi-lobe beam pattern switching on a smart antenna. Directionality ...
Kishore Ramachandran, Ravi Kokku, Karthikeyan Sund...
MOBISYS
2008
ACM
15 years 11 months ago
Efficient channel-aware rate adaptation in dynamic environments
Increasingly, 802.11 devices are being used by mobile users. This results in very dynamic wireless channels that are difficult to use efficiently. Current rate selection algorithm...
Glenn Judd, Xiaohui Wang, Peter Steenkiste
MOBISYS
2004
ACM
15 years 11 months ago
Divert: Fine-grained Path Selection for Wireless LANs
The performance of Wireless Local Area Networks (WLANs) often suffers from link-layer frame losses caused by noise, interference, multipath, attenuation, and user mobility. We obs...
Allen K. L. Miu, Godfrey Tan, Hari Balakrishnan, J...
SENSYS
2006
ACM
15 years 5 months ago
Interest dissemination with directional antennas for wireless sensor networks with mobile sinks
Introducing mobile data sinks into wireless sensor networks (WSNs) improves the energy efficiency and the network lifetime, and is demanded for many application scenarios, such a...
Yihong Wu, Lin Zhang, Yiqun Wu, Zhisheng Niu