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    TSP
    2016
    57views more  TSP 2016»
    A Fast Hyperplane-Based Minimum-Volume Enclosing Simplex Algorithm for Blind Hyperspectral Unmixing
    8 years 15 days ago
    A Fast Hyperplane-Based Minimum-Volume Enclosing Simplex Algorithm for Blind Hyperspectral Unmixing
    Download  www.ee.nthu.edu.tw
    —Hyperspectral unmixing (HU) is a crucial signal processing procedure to identify the underlying materials (or endmembers) and their corresponding proportions (or abundances) fro...
    Chia-Hsiang Lin, Chong-Yung Chi, Yu-Hsiang Wang, T...
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    TSP
    2016
    74views more  TSP 2016»
    Binary Sparse Coding of Convolutive Mixtures for Sound Localization and Separation via Spatialization
    8 years 15 days ago
    Binary Sparse Coding of Convolutive Mixtures for Sound Localization and Separation via Spatialization
    Download  infoscience.epfl.ch
    —We propose a sparse coding approach to address the problem of source-sensor localization and speech reconstruction. This approach relies on designing a dictionary of spatialized...
    Afsaneh Asaei, Mohammad Javad Taghizadeh, Saeid Ha...
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    TSP
    2016
    53views more  TSP 2016»
    Randomized Algorithms for Distributed Nonlinear Optimization Under Sparsity Constraints
    8 years 15 days ago
    Randomized Algorithms for Distributed Nonlinear Optimization Under Sparsity Constraints
    Download  calvino.polito.it
    Abstract—Distributed optimization in multi-agent systems under sparsity constraints has recently received a lot of attention. In this paper, we consider the in-network minimizati...
    Chiara Ravazzi, Sophie M. Fosson, Enrico Magli
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    TSP
    2016
    64views more  TSP 2016»
    Analysis SimCO Algorithms for Sparse Analysis Model Based Dictionary Learning
    8 years 15 days ago
    Analysis SimCO Algorithms for Sparse Analysis Model Based Dictionary Learning
    Download  epubs.surrey.ac.uk
    —In this paper, we consider the dictionary learning problem for the sparse analysis model. A novel algorithm is proposed by adapting the simultaneous codeword optimization (SimCO...
    Jing Dong, Wenwu Wang, Wei Dai, Mark D. Plumbley, ...
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    TSP
    2016
    56views more  TSP 2016»
    Sampling Sparse Signals on the Sphere: Algorithms and Applications
    8 years 15 days ago
    Sampling Sparse Signals on the Sphere: Algorithms and Applications
    Download  infoscience.epfl.ch
    Abstract—We propose a sampling scheme that can perfectly reconstruct a collection of spikes on the sphere from samples of their lowpass-filtered observations. Central to our alg...
    Ivan Dokmanic, Yue M. Lu
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    TSP
    2016
    56views more  TSP 2016»
    On the Ergodic Secret-Key Agreement Over Spatially Correlated Multiple-Antenna Channels With Public Discussion
    8 years 15 days ago
    On the Ergodic Secret-Key Agreement Over Spatially Correlated Multiple-Antenna Channels With Public Discussion
    Download  repository.kaust.edu.sa
    We consider secret-key agreement with public discussion over multiple-input multiple-output (MIMO) Rayleigh fast-fading channels under correlated environment. We assume that trans...
    Marwen Zorgui, Zouheir Rezki, Basel Alomair, Eduar...
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    TSP
    2016
    45views more  TSP 2016»
    Consensus Algorithms With State-Dependent Weights
    8 years 15 days ago
    Consensus Algorithms With State-Dependent Weights
    Download  mirlab.org
    We provide an analysis of a consensus-type algorithm with weights dependent only on the received data. Differently from previous approaches that require a global knowledge of the ...
    Ondrej Sluciak, Markus Rupp
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    TSP
    2016
    42views more  TSP 2016»
    A Multiscale Pyramid Transform for Graph Signals
    8 years 15 days ago
    A Multiscale Pyramid Transform for Graph Signals
    Download  www.macalester.edu
    —Multiscale transforms designed to process analog and discrete-time signals and images cannot be directly applied to analyze high-dimensional data residing on the vertices of a w...
    David I. Shuman, Mohammad Javad Faraji, Pierre Van...
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    TSP
    2016
    58views more  TSP 2016»
    Joint Community and Anomaly Tracking in Dynamic Networks
    8 years 15 days ago
    Joint Community and Anomaly Tracking in Dynamic Networks
    Download  www.dtc.umn.edu
    Abstract—Most real-world networks exhibit community structure, a phenomenon characterized by existence of node clusters whose intra-edge connectivity is stronger than edge connec...
    Brian Baingana, Georgios B. Giannakis
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    TSP
    2016
    57views more  TSP 2016»
    Dual-Function Radar-Communications: Information Embedding Using Sidelobe Control and Waveform Diversity
    8 years 15 days ago
    Dual-Function Radar-Communications: Information Embedding Using Sidelobe Control and Waveform Diversity
    Download  www80.homepage.villanova.edu
    —We develop a new technique for a dual-function system with joint radar and communication platforms. Sidelobe control of the transmit beamforming in tandem with waveform diversit...
    Aboulnasr Hassanien, Moeness G. Amin, Yimin D. Zha...
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