Konstantinos Themelis
Konstantinos Themelis
Postdoctoral Research Associate, CosmoStat, CEA Saclay
Verified email at cea.fr - Homepage
TitleCited byYear
A novel hierarchical Bayesian approach for sparse semisupervised hyperspectral unmixing
KE Themelis, AA Rontogiannis, KD Koutroumbas
IEEE Transactions on Signal Processing 60 (2), 585-599, 2011
1152011
Simultaneously sparse and low-rank abundance matrix estimation for hyperspectral image unmixing
PV Giampouras, KE Themelis, AA Rontogiannis, KD Koutroumbas
IEEE Transactions on Geoscience and Remote Sensing 54 (8), 4775-4789, 2016
482016
A Variational Bayes Framework for Sparse Adaptive Estimation
KE Themelis, AA Rontogiannis, KD Koutroumbas
Signal Processing, IEEE Transactions on 62 (18), 4723-4736, 2014
442014
Semi-Supervised Hyperspectral Unmixing via the Weighted Lasso.
K Themelis, AA Rontogiannis, K Koutroumbas
ICASSP, 1194-1197, 2010
392010
On the unmixing of MEx/OMEGA hyperspectral data
KE Themelis, F Schmidt, O Sykioti, AA Rontogiannis, KD Koutroumbas, ...
Planetary and Space Science 68 (1), 34-41, 2012
182012
A soft constrained MAP estimator for supervised hyperspectral signal unmixing
K Themelis, AA Rontogiannis
2008 16th European Signal Processing Conference, 1-5, 2008
142008
A fast variational Bayes algorithm for sparse semi-supervised unmixing of Omega/Mars express data
AA Rontogiannis, K Themelis, O Sykioti, K Koutroumbas
2013 5th Workshop on Hyperspectral Image and Signal Processing: Evolution in …, 2013
92013
Online bayesian low-rank subspace learning from partial observations
PV Giampouras, AA Rontogiannis, KE Themelis, KD Koutroumbas
2015 23rd European Signal Processing Conference (EUSIPCO), 2526-2530, 2015
62015
A variational Bayes algorithm for joint-sparse abundance estimation
PV Giampouras, KE Themelis, AA Rontogiannis, KD Koutroumbas
2014 6th Workshop on Hyperspectral Image and Signal Processing: Evolution in …, 2014
62014
Variational Bayes group sparse time-adaptive parameter estimation with either known or unknown sparsity pattern
KE Themelis, AA Rontogiannis, KD Koutroumbas
IEEE Transactions on Signal Processing 64 (12), 3194-3206, 2016
52016
Group-sparse adaptive variational Bayes estimation
KE Themelis, AA Rontogiannis, KD Koutroumbas
2014 22nd European Signal Processing Conference (EUSIPCO), 1342-1346, 2014
52014
Robust linear regression analysis-the greedy way
G Papageorgiou, P Bouboulis, S Theodoridis, K Themelis
2014 22nd European Signal Processing Conference (EUSIPCO), 16-20, 2014
52014
Online sparse and low-rank subspace learning from incomplete data: A bayesian view
PV Giampouras, AA Rontogiannis, KE Themelis, KD Koutroumbas
Signal Processing 137, 199-212, 2017
42017
Online Bayesian group sparse parameter estimation using a generalized inverse Gaussian Markov chain
KE Themelis, AA Rontogiannis, KD Koutroumbas
2015 23rd European Signal Processing Conference (EUSIPCO), 1686-1690, 2015
32015
Hyperspectral image unmixing via simultaneously sparse and low rank abundance matrix estimation
PV Giampouras, KE Themelis, AA Rontogiannis, KD Koutroumbas
2015 7th Workshop on Hyperspectral Image and Signal Processing: Evolution in …, 2015
32015
Variational Bayesian sparse adaptive filtering using a Gauss-Seidel recursive approach
KE Themelis, AA Rontogiannis, KD Koutroumbas
21st European Signal Processing Conference (EUSIPCO 2013), 1-5, 2013
32013
Sparse semi-supervised hyperspectral unmixing using a novel iterative bayesian inference algorithm
KE Themelis, AA Rontogiannis, K Koutroumbas
2011 19th European Signal Processing Conference, 1165-1169, 2011
32011
A sparse reduced-rank regression approach for hyperspectral image unmixing
PV Giampouras, AA Rontogiannis, KD Koutroumbas, KE Themelis
2015 3rd International Workshop on Compressed Sensing Theory and its …, 2015
22015
Semisupervised hyperspectral image unmixing using a variational Bayes algorithm
KE Themelis, AA Rontogiannis, KD Koutroumbas
arXiv preprint arXiv:1406.4705, 2014
22014
Adaptive variational sparse Bayesian estimation
KE Themelis, AA Rontogiannis, KD Koutroumbas
2014 IEEE International Conference on Acoustics, Speech and Signal …, 2014
22014
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Articles 1–20