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MOBICOM
2005
ACM
14 years 26 days ago
Abiding geocast: time--stable geocast for ad hoc networks
Abiding geocast is a time stable geocast delivered to all nodes that are inside a destination region within a certain period of time. Services like position–based advertising, p...
Christian Maihöfer, Tim Leinmüller, Elma...
MSWIM
2005
ACM
14 years 26 days ago
An analytical model of the virtual collision handler of 802.11e
A number of analytical models have been proposed to describe the priority schemes of the Enhanced Distributed Channel Access (EDCA) mechanism of the IEEE 802.11e standard. EDCA pr...
Paal E. Engelstad, Olav N. Østerbø
SIGIR
2005
ACM
14 years 26 days ago
Orthogonal locality preserving indexing
We consider the problem of document indexing and representation. Recently, Locality Preserving Indexing (LPI) was proposed for learning a compact document subspace. Different from...
Deng Cai, Xiaofei He
SIGMETRICS
2005
ACM
120views Hardware» more  SIGMETRICS 2005»
14 years 26 days ago
Managing server energy and operational costs in hosting centers
The growing cost of tuning and managing computer systems is leading to out-sourcing of commercial services to hosting centers. These centers provision thousands of dense servers w...
Yiyu Chen, Amitayu Das, Wubi Qin, Anand Sivasubram...
MOBICOM
2004
ACM
14 years 22 days ago
On k-coverage in a mostly sleeping sensor network
Sensor networks are often desired to last many times longer than the active lifetime of individual sensors. This is usually achieved by putting sensors to sleep for most of their ...
Santosh Kumar, Ten-Hwang Lai, József Balogh