Athanasios A. Rontogiannis

Signal Process., November, 2023

2022

Block-Term Tensor Decomposition Model Selection and Computation: The Bayesian Way.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 2022

A Projected Newton-type Algorithm for Rank - revealing Nonnegative Block - Term Tensor Decomposition.

[BibT_eX]

[DOI]

Proceedings of the 30th European Signal Processing Conference, 2022

2021

Block-Term Tensor Decomposition: Model Selection and Computation.

[BibT_eX]

[DOI]

IEEE J. Sel. Top. Signal Process., 2021

Rank-Revealing Block-Term Decomposition for Tensor Completion.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2021

A Bayesian Approach to Block-Term Tensor Decomposition Model Selection and Computation.

[BibT_eX]

[DOI]

Proceedings of the 29th European Signal Processing Conference, 2021

2020

Online Reweighted Least Squares Robust PCA.

[BibT_eX]

[DOI]

IEEE Signal Process. Lett., 2020

A novel variational form of the Schatten-$p$ quasi-norm.

[BibT_eX]

[DOI]

Paris Giampouras

René Vidal

Benjamin D. Haeffele

Proceedings of the Advances in Neural Information Processing Systems 33: Annual Conference on Neural Information Processing Systems 2020, 2020

2019

Alternating Iteratively Reweighted Least Squares Minimization for Low-Rank Matrix Factorization.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 2019

A Projected Newton-type Algorithm for Nonnegative Matrix Factorization with Model Order Selection.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2019

2018

On the Convergence of the Sparse Possibilistic C-Means Algorithm.

[BibT_eX]

[DOI]

IEEE Trans. Fuzzy Syst., 2018

A Computationally Efficient Tensor Completion Algorithm.

[BibT_eX]

[DOI]

Ioannis C. Tsaknakis

IEEE Signal Process. Lett., 2018

Generalized Adaptive Possibilistic C-Means Clustering Algorithm.

[BibT_eX]

[DOI]

Proceedings of the 10th Hellenic Conference on Artificial Intelligence, 2018

Robust PCA via Alternating Iteratively Reweighted Low-Rank Matrix Factorization.

[BibT_eX]

[DOI]

Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

A Novel Online Generalized Possibilistic Clustering Algorithm for Big Data Processing.

[BibT_eX]

[DOI]

Proceedings of the 26th European Signal Processing Conference, 2018

2017

Distributed Blind Hyperspectral Unmixing via Joint Sparsity and Low-Rank Constrained Non-Negative Matrix Factorization.

[BibT_eX]

[DOI]

Christos G. Tsinos

IEEE Trans. Computational Imaging, 2017

Spectral Unmixing-Based Clustering of High-Spatial Resolution Hyperspectral Imagery.

[BibT_eX]

[DOI]

Eleftheria A. Mylona

Olga A. Sykioti

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017

Online sparse and low-rank subspace learning from incomplete data: A Bayesian view.

[BibT_eX]

[DOI]

Signal Process., 2017

Alternating Iteratively Reweighted Minimization Algorithms for Low-Rank Matrix Factorization.

[BibT_eX]

[DOI]

CoRR, 2017

Low-rank and sparse NMF for joint endmembers' number estimation and blind unmixing of hyperspectral images.

[BibT_eX]

[DOI]

Proceedings of the 25th European Signal Processing Conference, 2017

2016

User selection scheme with limited feedback processing and outdated CSI in multiuser relay networks.

[BibT_eX]

[DOI]

Wirel. Commun. Mob. Comput., 2016

An Improved Threshold-Based Channel Selection Scheme for Wireless Communication Systems.

[BibT_eX]

[DOI]

George K. Karagiannidis

IEEE Trans. Wirel. Commun., 2016

Variational Bayes Group Sparse Time-Adaptive Parameter Estimation With Either Known or Unknown Sparsity Pattern.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 2016

Simultaneously Sparse and Low-Rank Abundance Matrix Estimation for Hyperspectral Image Unmixing.

[BibT_eX]

[DOI]

IEEE Trans. Geosci. Remote. Sens., 2016

Sparsity-Aware Possibilistic Clustering Algorithms.

[BibT_eX]

[DOI]

IEEE Trans. Fuzzy Syst., 2016

A Novel Adaptive Possibilistic Clustering Algorithm.

[BibT_eX]

[DOI]

IEEE Trans. Fuzzy Syst., 2016

Online low-rank subspace learning from incomplete data using rank revealing ℓ2/ℓ1 regularization.

[BibT_eX]

[DOI]

Proceedings of the IEEE Statistical Signal Processing Workshop, 2016

Optimal sensing and power allocation in pilot-aided shared access systems: A BER minimization approach.

[BibT_eX]

[DOI]

Miltiades C. Filippou

Luiz A. DaSilva

Nicola Marchetti

Valerio Frascolla

Proceedings of the 17th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2016

Detecting hyperplane clusters with adaptive possibilistic clustering.

[BibT_eX]

[DOI]

Proceedings of the 9th Hellenic Conference on Artificial Intelligence, 2016

Hyperspectral image clustering using a novel efficient online possibilistic algorithm.

[BibT_eX]

[DOI]

Proceedings of the 24th European Signal Processing Conference, 2016

2015

Mobile Communication Systems in the Presence of Fading/Shadowing, Noise and Interference.

[BibT_eX]

[DOI]

IEEE Trans. Commun., 2015

Hyperspectral image unmixing via simultaneously sparse and low rank abundance matrix estimation.

[BibT_eX]

[DOI]

Proceedings of the 7th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, 2015

A new sparsity-aware feature selection method for hyperspectral image clustering.

[BibT_eX]

[DOI]

Olga A. Sykioti

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

Joint spectral unmixing and clustering for identifying homogeneous regions in hyperspectral images.

[BibT_eX]

[DOI]

Eleftheria A. Mylona

Olga A. Sykioti

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

Online Bayesian group sparse parameter estimation using a generalized inverse Gaussian Markov chain.

[BibT_eX]

[DOI]

Proceedings of the 23rd European Signal Processing Conference, 2015

Online Bayesian low-rank subspace learning from partial observations.

[BibT_eX]

[DOI]

Paris Giampouras

Proceedings of the 23rd European Signal Processing Conference, 2015

2014

A Variational Bayes Framework for Sparse Adaptive Estimation.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 2014

Preamble-based channel estimation in single-relay networks using FBMC/OQAM.

[BibT_eX]

[DOI]

EURASIP J. Adv. Signal Process., 2014

SINR analysis of cognitive underlay systems with multiple primary transceivers in Nakagami-m fading.

[BibT_eX]

[DOI]

Proceedings of the IEEE 10th International Conference on Wireless and Mobile Computing, 2014

A variational Bayes algorithm for joint-sparse abundance estimation.

[BibT_eX]

[DOI]

Proceedings of the 6th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, 2014

Analysis of Threshold-Based Selection Diversity Receivers.

[BibT_eX]

[DOI]

Proceedings of the IEEE 80th Vehicular Technology Conference, 2014

Sequential Sparse Adaptive Possibilistic Clustering.

[BibT_eX]

[DOI]

Proceedings of the Artificial Intelligence: Methods and Applications, 2014

Performance analysis of cooperative networks in shadowed fading with co-channel interference.

[BibT_eX]

[DOI]

Proceedings of the 25th IEEE Annual International Symposium on Personal, 2014

Efficient adaptive equalization of doubly dispersive channels in MIMO-FBMC/OQAM systems.

[BibT_eX]

[DOI]

Antonios Beikos

Proceedings of the 11th International Symposium on Wireless Communications Systems, 2014

A layered sparse adaptive possibilistic approach for hyperspectral image clustering.

[BibT_eX]

[DOI]

Olga Sykioti

Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

Sparse adaptive possibilistic clustering.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2014

Adaptive variational sparse Bayesian estimation.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2014

Group-sparse adaptive variational Bayes estimation.

[BibT_eX]

[DOI]

Proceedings of the 22nd European Signal Processing Conference, 2014

2013

Preamble-based channel estimation in OFDM/OQAM systems: A review.

[BibT_eX]

[DOI]

Dimitrios Katselis

Signal Process., 2013

A fast variational Bayes algorithm for sparse semi-supervised unmixing of OMEGA/Mars express data.

[BibT_eX]

[DOI]

Olga Sykioti

Proceedings of the 5th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, 2013

Optimal training design for channel estimation in OFDM/OQAM cooperative systems.

[BibT_eX]

[DOI]

Proceedings of the 14th IEEE Workshop on Signal Processing Advances in Wireless Communications, 2013

Preamble Design for Channel Estimation in OFDM/OQAM Cooperative Systems.

[BibT_eX]

[DOI]

Proceedings of the ISWCS 2013, 2013

Adaptive possibilistic clustering.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Signal Processing and Information Technology, 2013

Performance analysis of mobile communication networks in the presence of composite fading, noise and interference.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Symposium on Signal Processing and Information Technology, 2013

Variational Bayesian sparse adaptive filtering using a Gauss-Seidel recursive approach.

[BibT_eX]

[DOI]

Proceedings of the 21st European Signal Processing Conference, 2013

2012

A Novel Hierarchical Bayesian Approach for Sparse Semisupervised Hyperspectral Unmixing.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 2012

Adaptive BLAST-type decision-feedback equalizers for DS-CDMA systems.

[BibT_eX]

[DOI]

Constantinos Rizogiannis

Signal Process., 2012

Space Mission Characteristics and Requirements to be Addressed by Space-Data Router Enhancement of Space-Data Exploitation.

[BibT_eX]

[DOI]

Ioannis A. Daglis

Olga Sykioti

Anastasios Anastasiadis

Georgios Balasis

Iphigenia Keramitsoglou

Dimitris Paronis

Sotiris Diamantopoulos

Proceedings of the Wired/Wireless Internet Communication - 10th International Conference, 2012

A fast algorithm for the Bayesian adaptive lasso.

[BibT_eX]

[DOI]

Proceedings of the 20th European Signal Processing Conference, 2012

2011

BER Performance Analysis of Cooperative DaF Relay Networks and a New Optimal DaF Strategy.

[BibT_eX]

[DOI]

IEEE Trans. Wirel. Commun., 2011

Greedy algorithms for sparse adaptive decision feedback equalization.

[BibT_eX]

[DOI]

Aris S. Lalos

Evangelos Vlachos

Proceedings of the 2011 IEEE International Symposium on Signal Processing and Information Technology, 2011

Training design in single relay AF cooperative systems with correlated channels.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2011

Sparse semi-supervised hyperspectral unmixing using a novel iterative Bayesian inference algorithm.

[BibT_eX]

[DOI]

Proceedings of the 19th European Signal Processing Conference, 2011

2010

Frequency domain channel estimation for cooperative communication networks.

[BibT_eX]

[DOI]

Aris S. Lalos

IEEE Trans. Signal Process., 2010

Preamble-based channel estimation for CP-OFDM and OFDM/OQAM systems: a comparative study.

[BibT_eX]

[DOI]

Dimitrios Katselis

IEEE Trans. Signal Process., 2010

An Exact Performance Analysis of MRC / OSTBC over Generalized Fading Channels.

[BibT_eX]

[DOI]

IEEE Trans. Commun., 2010

Adaptive BLAST decision-feedback equalizer for MIMO-FBMC/OQAM systems.

[BibT_eX]

[DOI]

Proceedings of the IEEE 21st International Symposium on Personal, 2010

Semi-Supervised Hyperspectral Unmixing via the Weighted Lasso.

[BibT_eX]

Proceedings of the IEEE International Conference on Acoustics, 2010

2009

Time domain constellation shaping technique for peak-to-average power ratio reduction.

[BibT_eX]

[DOI]

Vassilis Dalakas

IET Commun., 2009

2008

Quadratic forms in normal RVs: theory and applications to OSTBC over hoyt fading channels.

[BibT_eX]

[DOI]

IEEE Trans. Wirel. Commun., 2008

Semi-blind channel estimation schemes based on a cooperative form of the cross relation criterion.

[BibT_eX]

[DOI]

Proceedings of the Third International Symposium on Wireless Pervasive Computing, 2008

Channel estimation techniques for half-duplex cooperative communication systems.

[BibT_eX]

[DOI]

Aris S. Lalos

Proceedings of the Third International Symposium on Wireless Pervasive Computing, 2008

A soft constrained MAP estimator for supervised hyperspectral signal unmixing.

[BibT_eX]

[DOI]

Proceedings of the 2008 16th European Signal Processing Conference, 2008

2007

Cholesky Factorization-Based Adaptive BLAST DFE for Wideband MIMO Channels.

[BibT_eX]

[DOI]

EURASIP J. Adv. Signal Process., 2007

A Block Adaptive Frequency Domain MIMO DFE for Wideband Channels.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2007

Performance Analysis of Orthogonal Space Time Block Coding over Hoyt Fading Channels.

[BibT_eX]

[DOI]

Proceedings of the Global Communications Conference, 2007

2006

A square-root adaptive V-BLAST algorithm for fast time-varying MIMO channels.

[BibT_eX]

[DOI]

IEEE Signal Process. Lett., 2006

On the performance analysis of digital communications over generalized-K fading channels.

[BibT_eX]

[DOI]

Nikos C. Sagias

George K. Karagiannidis

IEEE Commun. Lett., 2006

A Robust Parametric Technique for Multipath Channel Estimation in the Uplink of a DS-CDMA System.

[BibT_eX]

[DOI]

EURASIP J. Wirel. Commun. Netw., 2006

2005

Efficient semi-blind estimation of multipath channel parameters via a delay decoupling optimization approach.

[BibT_eX]

[DOI]

Jacques Palicot

Signal Process., 2005

Digital Communications over Generalized-K Fading Channels.

[BibT_eX]

[DOI]

Nikolaos C. Sagias

George K. Karagiannidis

Proceedings of the 2nd IEEE International Symposium on Wireless Communication Systems, 2005

2003

Efficient decision feedback equalization for sparse wireless channels.

[BibT_eX]

[DOI]

IEEE Trans. Wirel. Commun., 2003

Efficient multipath channel estimation using a semi-blind parametric technique.

[BibT_eX]

[DOI]

Jacques Palicot

Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

2002

Adaptive digital filters [Book Review].

[BibT_eX]

[DOI]

Nicholas Kalouptsidis

IEEE Trans. Autom. Control., 2002

Semi-blind estimation of multipath channel parameters via a separable least squares approach.

[BibT_eX]

[DOI]

Jacques Palicot

Proceedings of the 14th International Conference on Digital Signal Processing, 2002

A (SEMI)-blind equalization technique for wireless burst transmission systems.

[BibT_eX]

[DOI]

Proceedings of the 11th European Signal Processing Conference, 2002

2000

Efficient decision feedback equalizer for sparse multipath channels.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Acoustics, 2000

1998

Multichannel fast QRD-LS adaptive filtering: new technique and algorithms.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 1998

New fast QR decomposition least squares adaptive algorithms.

[BibT_eX]

[DOI]

IEEE Trans. Signal Process., 1998

Efficient block implementation of the decision feedback equalizer.

[BibT_eX]

[DOI]

IEEE Signal Process. Lett., 1998

1996

On inverse factorization adaptive least-squares algorithms.

[BibT_eX]

[DOI]

Signal Process., 1996

An adaptive LS algorithm based on orthogonal Householder transformations.

[BibT_eX]

[DOI]

Proceedings of Third International Conference on Electronics, Circuits, and Systems, 1996

A highly parallel multichannel fast qrd-ls adaptive algorithm.

[BibT_eX]

[DOI]

Proceedings of the 8th European Signal Processing Conference, 1996

1995

New fast inverse QR least squares adaptive algorithms.

[BibT_eX]

[DOI]