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ICDE
2002
IEEE
106views Database» more  ICDE 2002»
16 years 6 months ago
OSSM: A Segmentation Approach to Optimize Frequency Counting
Computing the frequency of a pattern is one of the key operations in data mining algorithms. We describe a simple yet powerful way of speeding up any form of frequency counting sa...
Carson Kai-Sang Leung, Raymond T. Ng, Heikki Manni...
PIMRC
2008
IEEE
15 years 11 months ago
Optimal constellation distortion for PAR reduction in OFDM systems
Abstract—The high peak-to-average-power ratio (PAR) of Orthogonal Frequency Division Multiplexing (OFDM) transmission systems significantly reduces the power efficiency or perf...
Moshe Malkin, Brian S. Krongold, John M. Cioffi
CDC
2010
IEEE
122views Control Systems» more  CDC 2010»
14 years 11 months ago
Closed-loop optimal experiment design: The partial correlation approach
Abstract-- We consider optimal experiment design for parametric prediction error system identification of linear timeinvariant systems in closed loop. The optimisation is performed...
Roland Hildebrand, Michel Gevers, Gabriel Solari
INFOCOM
2006
IEEE
15 years 10 months ago
Super-Fast Delay Tradeoffs for Utility Optimal Fair Scheduling in Wireless Networks
— We consider the fundamental delay tradeoffs for utility optimal scheduling in a general network with time varying channels. A network controller acts on randomly arriving data ...
Michael J. Neely
ISLPED
2000
ACM
97views Hardware» more  ISLPED 2000»
15 years 9 months ago
Achieving utility arbitrarily close to the optimal with limited energy
Energy is one of the limited resources for modern systems, especially the battery-operated devices and personal digital assistants. The backlog in new technologies for more powerf...
Gang Qu, Miodrag Potkonjak