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TWC
2008
127views more  TWC 2008»
15 years 4 months ago
Energy-Delay Analysis of MAC Protocols in Wireless Networks
In this paper the tradeoff between energy and delay for wireless networks is studied. A network using a request-to-send (RTS) and clear-to-send (CTS) type medium access control (M...
Shih Yu Chang, Wayne E. Stark, Achilleas Anastasop...
TON
2010
127views more  TON 2010»
14 years 11 months ago
Approximation Algorithms for Wireless Link Scheduling With SINR-Based Interference
In this paper, we consider the classical problem of link scheduling in wireless networks under an accurate interference model, in which correct packet reception at a receiver node ...
Douglas M. Blough, Giovanni Resta, Paolo Santi
ICASSP
2011
IEEE
14 years 8 months ago
On optimal channel training for uplink network MIMO systems
We study a multi-cell frequency-selective fading uplink channel from K user terminals (UTs) to B base stations (BSs). The BSs, assumed to be oblivious of the applied encoding sche...
Jakob Hoydis, Mari Kobayashi, Mérouane Debb...
JMIS
2011
66views more  JMIS 2011»
14 years 7 months ago
Drivers of the Long Tail Phenomenon: An Empirical Analysis
: The Internet makes it easy to offer large assortments of products, tempting managers to chase the “long tail”—that is, the phenomenon in which niche products gain a signifi...
Oliver Hinz, Jochen Eckert, Bernd Skiera
HISB
2011
111views more  HISB 2011»
14 years 4 months ago
Spinal Cord Segmentation for Volume Estimation in Healthy and Multiple Sclerosis Subjects Using Crawlers and Minimal Paths
—Spinal cord analysis is an important problem in the study of various neurological diseases. Current segmentation and analysis methods in clinical use are slow and laborintensive...
Chris McIntosh, Ghassan Hamarneh, Matthew Toom, Ro...