Konstantinos Themelis
Konstantinos Themelis
Postdoctoral Research Associate
Verified email at noa.gr - Homepage
Title
Cited by
Cited by
Year
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
1292011
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
812016
A Variational Bayes Framework for Sparse Adaptive Estimation
KE Themelis, AA Rontogiannis, KD Koutroumbas
Signal Processing, IEEE Transactions on 62 (18), 4723-4736, 2014
532014
Semi-Supervised Hyperspectral Unmixing via the Weighted Lasso.
K Themelis, AA Rontogiannis, K Koutroumbas
ICASSP, 1194-1197, 2010
442010
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
202012
A soft constrained MAP estimator for supervised hyperspectral signal unmixing
K Themelis, AA Rontogiannis
2008 16th European Signal Processing Conference, 1-5, 2008
162008
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
102013
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
92017
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
72016
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
72015
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
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
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
52011
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
42015
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
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
Semisupervised hyperspectral image unmixing using a variational Bayes algorithm
KE Themelis, AA Rontogiannis, KD Koutroumbas
arXiv preprint arXiv:1406.4705, 2014
32014
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
Weak lensing mass reconstruction using sparsity and a Gaussian random field
JL Starck, KE Themelis, N Jeffrey, A Peel, F Lanusse
arXiv preprint arXiv:2102.04127, 2021
22021
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Articles 1–20