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» Designing a Common Communication Subsystem
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TMC
2010
137views more  TMC 2010»
13 years 5 months ago
Asymptotic Distortion Performance of Source-Channel Diversity over Multihop and Relay Channels
—A key challenge in the design of real-time wireless multimedia systems is the presence of fading coupled with strict delay constraints. A very effective answer to this problem i...
Karim G. Seddik, Andres Kwasinski, K. J. Ray Liu
CANDC
2009
ACM
13 years 5 months ago
A tale of two online communities: fostering collaboration and creativity in scientists and children
There has been much recent interest in the development of tools to foster remote collaboration and shared creative work. An open question is: what are the guidelines for this proc...
Cecilia R. Aragon, Sarah S. Poon, Andrés Mo...
CORR
2011
Springer
259views Education» more  CORR 2011»
13 years 2 months ago
The Pros and Cons of Compressive Sensing for Wideband Signal Acquisition: Noise Folding vs. Dynamic Range
Compressive sensing (CS) exploits the sparsity present in many common signals to reduce the number of measurements needed for digital acquisition. With this reduction would come, ...
Mark A. Davenport, Jason N. Laska, John R. Treichl...
TSP
2010
13 years 2 months ago
Statistics of Co-Channel Interference in a Field of Poisson and Poisson-Poisson Clustered Interferers
Abstract--With increasing spatial reuse of radio spectrum, cochannel interference is becoming a dominant noise source and may severely degrade the communication performance of wire...
Kapil Gulati, Brian L. Evans, Jeffrey G. Andrews, ...
CCS
2011
ACM
12 years 7 months ago
Practical PIR for electronic commerce
We extend Goldberg’s multi-server information-theoretic private information retrieval (PIR) with a suite of protocols for privacypreserving e-commerce. Our first protocol adds ...
Ryan Henry, Femi G. Olumofin, Ian Goldberg