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SIGCOMM
2010
ACM
15 years 6 months ago
Contrabass: concurrent transmissions without coordination
A PHY and MAC protocol for MIMO concurrent transmissions, called Contrabass, is presented. Concurrent transmissions, also referred to as multi-user MIMO, are simultaneous transmis...
Sungro Yoon
SIGCOMM
2010
ACM
15 years 6 months ago
NapSAC: design and implementation of a power-proportional web cluster
Energy consumption is a major and costly problem in data centers. A large fraction of this energy goes to powering idle machines that are not doing any useful work. We identify tw...
Andrew Krioukov, Prashanth Mohan, Sara Alspaugh, L...
ADHOC
2007
122views more  ADHOC 2007»
15 years 6 months ago
Minimum latency joint scheduling and routing in wireless sensor networks
Wireless sensor networks are expected to be used in a wide range of applications from environment monitoring to event detection. The key challenge is to provide energy efficient ...
Gang Lu, Bhaskar Krishnamachari
ALGORITHMICA
2006
139views more  ALGORITHMICA 2006»
15 years 6 months ago
CONQUEST: A Coarse-Grained Algorithm for Constructing Summaries of Distributed Discrete Datasets
Abstract. In this paper we present a coarse-grained parallel algorithm, CONQUEST, for constructing boundederror summaries of high-dimensional binary attributed data in a distribute...
Jie Chi, Mehmet Koyutürk, Ananth Grama
IEICET
2007
93views more  IEICET 2007»
15 years 6 months ago
Experimental Evaluation of Decision Criteria for WLAN Handover: Signal Strength and Frame Retransmission
Abstract. In ubiquitous networks, Mobile Nodes (MNs) may often suffer from performance degradation due to the following two reasons: (1) reduction of signal strength by an MN’s m...
Kazuya Tsukamoto, Takeshi Yamaguchi, Shigeru Kashi...