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ICASSP
2009
IEEE
16 years 1 months ago
Distance blurring for space-variant image coding
We present a novel selective blurring algorithm that mimics the optical distance blur effects that occur naturally in cameras and eyes. The proposed algorithm provides a realistic...
Tim Popkin, Andrea Cavallaro, David Hands
ICC
2009
IEEE
123views Communications» more  ICC 2009»
16 years 1 months ago
Blind Spectrum Sensing for Cognitive Radio Based on Signal Space Dimension Estimation
Abstract—Based on information theoretic tools, a new spectrum sensing method is proposed in this paper to detect vacant sub-bands in the radio spectrum1 . Specifically, based on...
Bassem Zayen, Aawatif Hayar, Kimmo Kansanen
RTSS
2009
IEEE
16 years 1 months ago
Adaptive Dynamic Power Management for Hard Real-Time Systems
Abstract—Power dissipation has constrained the performance boosting of modern computer systems in the past decade. Dynamic power management has been widely applied to change the ...
Kai Huang, Luca Santinelli, Jian-Jia Chen, Lothar ...
ICNP
2009
IEEE
16 years 1 months ago
oCast: Optimal Multicast Routing Protocol for Wireless Sensor Networks
—In this paper, we describe oCast, an energy-optimal multicast routing protocol for wireless sensor networks. The general minimum-energy multicast problem is NP-hard. Intermitten...
Lu Su, Bolin Ding, Yong Yang, Tarek F. Abdelzaher,...
ICRA
2009
IEEE
96views Robotics» more  ICRA 2009»
16 years 1 months ago
Harnessing bacterial power in microscale actuation
— This paper presents a systematic analysis of the motion of microscale structures actuated by flagellated bacteria. We perform the study both experimentally and theoretically. ...
A. Agung Julius, M. Selman Sakar, Edward Steager, ...