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CSE
2009
IEEE
15 years 9 months ago
Quantifying Reciprocity in Social Networks
In this paper we propose a new reciprocity index for quantifying social relationships based on mobile phone call detail records and Twitter blogs. We use this reciprocity index to ...
Huiqi Zhang, Ram Dantu, João W. Cangussu
CSE
2009
IEEE
15 years 9 months ago
Scaling Behaviors in the Communication Network between Cities
—We analyze the anonymous communication patterns of 2.5 million customers of a Belgian mobile phone operator. With these communications, we construct a social network of customer...
Gautier Krings, Francesco Calabrese, Carlo Ratti, ...
ECAL
2001
Springer
15 years 8 months ago
Evolution of Reinforcement Learning in Uncertain Environments: Emergence of Risk-Aversion and Matching
Reinforcement learning (RL) is a fundamental process by which organisms learn to achieve a goal from interactions with the environment. Using Artificial Life techniques we derive ...
Yael Niv, Daphna Joel, Isaac Meilijson, Eytan Rupp...
ICC
2000
IEEE
143views Communications» more  ICC 2000»
15 years 8 months ago
An Analytical Approach for Closed-Loop Power Control Error Estimations in CDMA Cellular Systems
—This paper proposes an analytical study which aims at evaluating the received power statistics in DS-CDMA cellular systems which use a closed-loop power control scheme to compen...
Andrea Abrardo, Giuliano Benelli, Giovanni Giamben...
ISWC
1999
IEEE
15 years 8 months ago
Non-Ideal Battery Properties and Low Power Operation in Wearable Computing
This paper describes non-ideal properties of batteries and how these properties may impact power-performance trade-offs in wearable computing. The first part of the paper details ...
Thomas L. Martin, Daniel P. Siewiorek