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ICC
2007
IEEE
105views Communications» more  ICC 2007»
16 years 1 months ago
Frequency Recovery for Filter-Bank Multicarrier Transmission on Doubly-Selective Fading Channels
Abstract— In this paper we deal with carrier frequency estimation for filter-bank multicarrier burst transmission over timefrequency selective fading channels. Three open-loop a...
Michele Carta, Vincenzo Lottici, Ruggero Reggianni...
ISCAS
2007
IEEE
108views Hardware» more  ISCAS 2007»
16 years 1 months ago
Linear Prediction Based Semi-Blind Channel Estimation for MIMO-OFDM System
— In this paper, a semi-blind channel estimation method is presented for MIMO-OFDM systems. The new method uses the linear prediction for obtaining a blind constraint on the MIMO...
Feng Wan, Wei-Ping Zhu, M. N. S. Swamy
ECML
2007
Springer
16 years 28 days ago
Fast Optimization Methods for L1 Regularization: A Comparative Study and Two New Approaches
L1 regularization is effective for feature selection, but the resulting optimization is challenging due to the non-differentiability of the 1-norm. In this paper we compare state...
Mark Schmidt, Glenn Fung, Rómer Rosales
GPC
2007
Springer
16 years 27 days ago
Heterogeneous Wireless Sensor Network Deployment and Topology Control Based on Irregular Sensor Model
Heterogeneous wireless sensor network (heterogeneous WSN) consists of sensor nodes with different ability, such as different computing power and sensing range. Compared with homoge...
Chun-Hsien Wu, Yeh-Ching Chung
ICCS
2007
Springer
16 years 27 days ago
Complexity of Monte Carlo Algorithms for a Class of Integral Equations
In this work we study the computational complexity of a class of grid Monte Carlo algorithms for integral equations. The idea of the algorithms consists in an approximation of the ...
Ivan Dimov, Rayna Georgieva