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» Backbones in Optimization and Approximation
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WWW
2011
ACM
13 years 2 months ago
Limiting the spread of misinformation in social networks
In this work, we study the notion of competing campaigns in a social network. By modeling the spread of influence in the presence of competing campaigns, we provide necessary too...
Ceren Budak, Divyakant Agrawal, Amr El Abbadi
TSP
2010
13 years 2 months ago
On optimum regenerative relaying with imperfect channel knowledge
This paper is concerned with the performance of a regenerative relaying protocol on fading wireless channels with imperfect channel knowledge at the receivers. Assuming a single s...
Ramesh Annavajjala
TWC
2010
13 years 2 months ago
Distributed consensus-based demodulation: algorithms and error analysis
This paper deals with distributed demodulation of space-time transmissions of a common message from a multiantenna access point (AP) to a wireless sensor network. Based on local me...
Hao Zhu, Alfonso Cano, Georgios B. Giannakis
ICDE
2011
IEEE
194views Database» more  ICDE 2011»
12 years 11 months ago
Representative skylines using threshold-based preference distributions
— The study of skylines and their variants has received considerable attention in recent years. Skylines are essentially sets of most interesting (undominated) tuples in a databa...
Atish Das Sarma, Ashwin Lall, Danupon Nanongkai, R...
ISCA
2011
IEEE
294views Hardware» more  ISCA 2011»
12 years 11 months ago
Moguls: a model to explore the memory hierarchy for bandwidth improvements
In recent years, the increasing number of processor cores and limited increases in main memory bandwidth have led to the problem of the bandwidth wall, where memory bandwidth is b...
Guangyu Sun, Christopher J. Hughes, Changkyu Kim, ...