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SIGCOMM
2010
ACM
15 years 6 months ago
An analysis of social network-based Sybil defenses
Recently, there has been much excitement in the research community over using social networks to mitigate multiple identity, or Sybil, attacks. A number of schemes have been propo...
Bimal Viswanath, Ansley Post, P. Krishna Gummadi, ...
CHI
2005
ACM
16 years 6 months ago
Towards an index of opportunity: understanding changes in mental workload during task execution
To contribute to systems that reason about human attention, our work empirically demonstrates how a user's mental workload changes during task execution. We conducted a study...
Shamsi T. Iqbal, Piotr D. Adamczyk, Xianjun Sam Zh...
SENSYS
2004
ACM
15 years 11 months ago
Versatile low power media access for wireless sensor networks
We propose B-MAC, a carrier sense media access protocol for wireless sensor networks that provides a flexible interface to obtain ultra low power operation, effective collision a...
Joseph Polastre, Jason L. Hill, David E. Culler
ESAW
2006
Springer
15 years 10 months ago
Using Constraints and Process Algebra for Specification of First-Class Agent Interaction Protocols
Abstract. Current approaches to multi-agent interaction involve specifying protocols as sets of possible interactions, and hard-coding decision mechanisms into agent programs in or...
Tim Miller, Peter McBurney
GLOBECOM
2007
IEEE
15 years 8 months ago
The Quality-Energy Scalable OFDMA Modulation for Low Power Transmitter and VLIW Processor Based Implementation
: The improvement of spectral efficiency comes at the cost of exponential increment of signal processing complexity [1]. Hence, the energy-efficiency of baseband has recently turne...
Min Li, Bruno Bougard, Eduardo Lopez-Estraviz, And...