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SIGCOMM
2010
ACM
13 years 9 months ago
How green is IP-telephony?
With constantly increasing costs of energy, we ask ourselves what we can say about the energy efficiency of existing VoIP systems. To answer that question, we gather information a...
Salman Abdul Baset, Joshua Reich, Jan Janak, Pavel...
GLOBECOM
2008
IEEE
13 years 9 months ago
Novel Rateless Coded Selection Cooperation in Dual-Hop Relaying Systems
Selection cooperation is proposed for rateless coded relaying by developing a novel low-complexity protocol that exploits all source-destination, source-relay, and relay-destinatio...
Reza Nikjah, Norman C. Beaulieu
ADHOC
2007
100views more  ADHOC 2007»
13 years 9 months ago
A GPS-less, outdoor, self-positioning method for wireless sensor networks
One challenging issue in sensor networks is to determine where a given sensor node is physically located. This problem is especially crucial for very small sensor nodes. This pape...
Hung-Chi Chu, Rong-Hong Jan
AMAI
2007
Springer
13 years 9 months ago
A new modal logic for reasoning about space: spatial propositional neighborhood logic
It is widely accepted that spatial reasoning plays a central role in artificial intelligence, for it has a wide variety of potential applications, e.g., in robotics, geographical...
Antonio Morales, Isabel Navarrete, Guido Sciavicco
CGF
2008
125views more  CGF 2008»
13 years 9 months ago
Interactive Visualization for Memory Reference Traces
We present the Memory Trace Visualizer (MTV), a tool that provides interactive visualization and analysis of the sequence of memory operations performed by a program as it runs. A...
A. N. M. Imroz Choudhury, Kristin C. Potter, Steve...