Sciweavers

881 search results - page 93 / 177
» Diagnosing decision quality
Sort
View
SIGMOD
2001
ACM
229views Database» more  SIGMOD 2001»
16 years 6 months ago
A Robust, Optimization-Based Approach for Approximate Answering of Aggregate Queries
The ability to approximately answer aggregation queries accurately and efficiently is of great benefit for decision support and data mining tools. In contrast to previous sampling...
Surajit Chaudhuri, Gautam Das, Vivek R. Narasayya
ICCAD
2001
IEEE
256views Hardware» more  ICCAD 2001»
16 years 2 months ago
An Analytical High-Level Battery Model for Use in Energy Management of Portable Electronic Systems
Once the battery becomes fully discharged, a battery-powered portable electronic system goes off-line. Therefore, it is important to take the battery behavior into account. A syst...
Daler N. Rakhmatov, Sarma B. K. Vrudhula
ICASSP
2009
IEEE
16 years 23 days ago
Predictive power control and multiple-description coding for wireless sensor networks
We study state estimation via wireless sensor networks over fading channels affected by random packet loss. In the configuration examined, the sensors send their measurements to ...
Jan Østergaard, Daniel E. Quevedo, Anders A...
ICC
2008
IEEE
155views Communications» more  ICC 2008»
16 years 14 days ago
Admission Control for Providing QoS in Wireless Mesh Networks
—An admission control algorithm should be properly designed to guarantee the Quality of Service (QoS) in wireless mesh networks (WMNs). Based on channel busyness ratio, an admiss...
Qiang Shen, Xuming Fang, Pan Li, Yuguang Fang
VTC
2008
IEEE
16 years 12 days ago
Techno-Economical Viability of Deployment Strategies for Cellular-Relaying Networks
— The ability of an operator to respond to changes in demand by incrementally deploying additional network infrastructure is essential. This paper1 presents a method for evaluati...
Bogdan Timus, Johan Hultell, Mats Nilson