Sciweavers

TSP
2008
134views more  TSP 2008»
13 years 11 months ago
A Mapping-Based Design for Nonsubsampled Hourglass Filter Banks in Arbitrary Dimensions
Multidimensional hourglass filter banks decompose the frequency spectrum of input signals into hourglass-shaped directional subbands, each aligned with one of the frequency axes. T...
Yue M. Lu, Minh N. Do
TSP
2008
110views more  TSP 2008»
13 years 11 months ago
Blind Deconvolution of DS-CDMA Signals by Means of Decomposition in Rank-(1, L, L) Terms
In this paper, we present a powerful technique for the blind extraction of direct-sequence code-division multiple access (DS-CDMA) signals from convolutive mixtures received by an ...
Lieven De Lathauwer, Alexandre de Baynast
TSP
2008
98views more  TSP 2008»
13 years 11 months ago
Frequency Domain Analysis of Signals With Stochastic Sampling Times
Frida Eng, Fredrik Gunnarsson, Fredrik Gustafsson
TSP
2008
107views more  TSP 2008»
13 years 11 months ago
On Energy-Based Acoustic Source Localization for Sensor Networks
In this paper, energy-based localization methods for source localization in sensor networks are examined. The focus is on least-squares-based approaches due to a good tradeoff betw...
Chartchai Meesookho, Urbashi Mitra, Shrikanth Nara...
TSP
2008
166views more  TSP 2008»
13 years 11 months ago
Blind Identification of Underdetermined Mixtures by Simultaneous Matrix Diagonalization
Abstract--In this paper, we study simultaneous matrix diagonalization-based techniques for the estimation of the mixing matrix in underdetermined independent component analysis (IC...
Lieven De Lathauwer, Joséphine Castaing
TSP
2008
109views more  TSP 2008»
13 years 11 months ago
Code Design to Optimize Radar Detection Performance Under Accuracy and Similarity Constraints
This paper deals with the design of coded waveforms which optimize radar performances in the presence of colored Gaussian disturbance. We focus on the class of linearly coded puls...
Antonio De Maio, Silvio De Nicola, Yongwei Huang, ...
TSP
2008
116views more  TSP 2008»
13 years 11 months ago
Fast Blind Separation of Long Mixture Recordings Using Multivariate Polynomial Identification
This correspondence presents new approaches for optimizing kurtosis-based separation criteria in the case of long mixture recordings. Our methods are based on a multivariate polyno...
Johan Thomas, Yannick Deville, Shahram Hosseini
TSP
2008
101views more  TSP 2008»
13 years 11 months ago
ARQ by Subcarrier Assignment for OFDM-Based Systems
We consider two automatic repeat request (ARQ) schemes based on subcarrier assignment in orthogonal frequency-division multiplexing (OFDM)-based systems: single ARQ subcarrier assi...
Chin Keong Ho, Hongming Yang, Ashish Pandharipande...
TSP
2008
97views more  TSP 2008»
13 years 11 months ago
Correlation Matching Approaches for Blind OSTBC Channel Estimation
Abstract--In this paper, the problem of blind channel estimation under orthogonal space
Javier Vía, Ignacio Santamaría