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» Simulation Optimization: Methods and Applications
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TSP
2010
14 years 11 months ago
Training Sequence Design for Discriminatory Channel Estimation in Wireless MIMO Systems
Abstract--This paper proposes a training-based channel estimation scheme for achieving quality-of-service discrimination between legitimate and unauthorized receivers in wireless m...
Tsung-Hui Chang, Wei-Cheng Chiang, Yao-Win Peter H...
SIGMOD
2010
ACM
208views Database» more  SIGMOD 2010»
15 years 4 months ago
Hierarchically organized skew-tolerant histograms for geographic data objects
Histograms have been widely used for fast estimation of query result sizes in query optimization. In this paper, we propose a new histogram method, called the Skew-Tolerant Histog...
Yohan J. Roh, Jae Ho Kim, Yon Dohn Chung, Jin Hyun...
ICCD
2007
IEEE
105views Hardware» more  ICCD 2007»
15 years 8 months ago
Power-aware mapping for reconfigurable NoC architectures
A core mapping method for reconfigurable network-on-chip (NoC) architectures is presented in this paper. In most of the existing methods, mapping is carried out based on the traff...
Mehdi Modarressi, Hamid Sarbazi-Azad
ICIP
2000
IEEE
16 years 6 months ago
Motion Estimation Using Adaptive Blocksize Observation Model and Efficient Multiscale Regularization
Bayesian motion estimation requires two pdf models: observation model and motion field (prior) model. The optimization process for this method uses sequential approach, e.g. simul...
Stephanus Suryadarma Tandjung, Teddy Surya Gunawan...
GECCO
2005
Springer
128views Optimization» more  GECCO 2005»
15 years 10 months ago
Evolutionary computation applied to the tuning of MEMS gyroscopes
We propose a tuning method for MEMS gyroscopes based on evolutionary computation to efficiently increase the sensitivity of MEMS gyroscopes through tuning and, furthermore, to fin...
Didier Keymeulen, Wolfgang Fink, Michael I. Fergus...