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TSP
2016
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10 years 12 days ago
A Fast Hyperplane-Based Minimum-Volume Enclosing Simplex Algorithm for Blind Hyperspectral Unmixing
—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...
TSP
2016
74views more  TSP 2016»
10 years 12 days ago
Binary Sparse Coding of Convolutive Mixtures for Sound Localization and Separation via Spatialization
—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...
TSP
2016
53views more  TSP 2016»
10 years 12 days ago
Randomized Algorithms for Distributed Nonlinear Optimization Under Sparsity Constraints
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