Eleftherios Kofidis

Orcid: 0000-0002-5887-9404

According to our database1, Eleftherios Kofidis authored at least 65 papers between 1996 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
Federated Learning Using Coupled Tensor Train Decomposition.
CoRR, 2024

2023
Online rank-revealing block-term tensor decomposition.
Signal Process., November, 2023

2022
Block-Term Tensor Decomposition Model Selection and Computation: The Bayesian Way.
IEEE Trans. Signal Process., 2022

Joint CFO and highly frequency selective channel estimation in FBMC/OQAM systems.
Digit. Signal Process., 2022

Tensor-based Channel Tracking for RIS-Empowered Multi-User MIMO Wireless Systems.
CoRR, 2022

Channel Tracking for RIS-Enabled Multi-User SIMO Systems in Time-Varying Wireless Channels.
Proceedings of the 2022 IEEE International Conference on Communications Workshops, 2022

A Projected Newton-type Algorithm for Rank - revealing Nonnegative Block - Term Tensor Decomposition.
Proceedings of the 30th European Signal Processing Conference, 2022

2021
Block-Term Tensor Decomposition: Model Selection and Computation.
IEEE J. Sel. Top. Signal Process., 2021

Rank-Revealing Block-Term Decomposition for Tensor Completion.
Proceedings of the IEEE International Conference on Acoustics, 2021

On Preamble-based FBMC/OQAM Highly Frequency Selective Channel Estimation Without Guard Symbols.
Proceedings of the IEEE Global Communications Conference, 2021

A Bayesian Approach to Block-Term Tensor Decomposition Model Selection and Computation.
Proceedings of the 29th European Signal Processing Conference, 2021

2020
A Tensor-Based Approach to Joint Channel Estimation/Data Detection in Flexible Multicarrier MIMO Systems.
IEEE Trans. Signal Process., 2020

Filter bank-based multiple access in next-generation satellite uplinks: A DVB-RCS2-based experimental study.
Int. J. Satell. Commun. Netw., 2020

Early soft and flexible fusion of EEG and fMRI via tensor decompositions.
CoRR, 2020

2019
Tensor-based Blind fMRI Source Separation Without the Gaussian Noise Assumption - A β-Divergence Approach.
Proceedings of the 2019 IEEE Global Conference on Signal and Information Processing, 2019

2018
Fusion of EEG and fMRI via Soft Coupled Tensor Decompositions.
Proceedings of the 26th European Signal Processing Conference, 2018

2017
Preamble-Based Estimation of Highly Frequency Selective Channels in FBMC/OQAM Systems.
IEEE Trans. Signal Process., 2017

Assisted dictionary learning for FMRI data analysis.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Higher-Order Block Term Decomposition for Spatially Folded fMRI Data.
Proceedings of the Latent Variable Analysis and Signal Separation, 2017

Joint channel estimation / data detection in MIMO-FBMC/OQAM systems - A tensor-based approach.
Proceedings of the 25th European Signal Processing Conference, 2017

PARAFAC2 and its block term decomposition analog for blind fMRI source unmixing.
Proceedings of the 25th European Signal Processing Conference, 2017

Coupled matrix-tensor factorizations - The case of partially shared factors.
Proceedings of the 51st Asilomar Conference on Signals, Systems, and Computers, 2017

2016
MIMO Signal Processing in Offset-QAM Based Filter Bank Multicarrier Systems.
IEEE Trans. Signal Process., 2016

A Unified Multicarrier Modulation Framework.
CoRR, 2016

Blind Source Separation: Fundamentals and Recent Advances (A Tutorial Overview Presented at SBrT-2001).
CoRR, 2016

Higher-Order Block Term Decomposition for Spatially Folded fMRI Data.
CoRR, 2016

Generalized optimal pilot allocation for channel estimation in multicarrier systems.
Proceedings of the 17th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2016

Pilot-based channel estimation for FBMC/OQAM systems under strong frequency selectivity.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

2015
Preamble-based channel estimation in asynchronous FBMC-OQAM distributed MIMO systems.
Proceedings of the 2015 International Symposium on Wireless Communication Systems (ISWCS), 2015

On optimal multi-symbol preambles for highly frequency selective FBMC/OQAM channel estimation.
Proceedings of the 2015 International Symposium on Wireless Communication Systems (ISWCS), 2015

2014
Preamble-based channel estimation in single-relay networks using FBMC/OQAM.
EURASIP J. Adv. Signal Process., 2014

Efficient adaptive equalization of doubly dispersive channels in MIMO-FBMC/OQAM systems.
Proceedings of the 11th International Symposium on Wireless Communications Systems, 2014

Channel estimation in filter bank-based multicarrier systems: Challenges and solutions.
Proceedings of the 6th International Symposium on Communications, 2014

Short preamble-based estimation of highly frequency selective channels in FBMC/OQAM.
Proceedings of the IEEE International Conference on Acoustics, 2014

2013
Preamble-based channel estimation in OFDM/OQAM systems: A review.
Signal Process., 2013

Preamble-based Channel Estimation in OFDM/OQAM Systems: A Time-Domain Approach.
CoRR, 2013

Optimal training design for channel estimation in OFDM/OQAM cooperative systems.
Proceedings of the 14th IEEE Workshop on Signal Processing Advances in Wireless Communications, 2013

Preamble Design for Channel Estimation in OFDM/OQAM Cooperative Systems.
Proceedings of the ISWCS 2013, 2013

2012
Adaptive BLAST-type decision-feedback equalizers for DS-CDMA systems.
Signal Process., 2012

On OFDM/OQAM receivers.
Proceedings of the 20th European Signal Processing Conference, 2012

2011
Preamble-based channel estimation in MIMO-OFDM/OQAM systems.
Proceedings of the 2011 IEEE International Conference on Signal and Image Processing Applications, 2011

Improved interference approximation method for preamble-based channel estimation in FBMC/OQAM.
Proceedings of the 19th European Signal Processing Conference, 2011

On preamble-based channel estimation in OFDM/OQAM systems.
Proceedings of the 19th European Signal Processing Conference, 2011

2010
Preamble-based channel estimation for CP-OFDM and OFDM/OQAM systems: a comparative study.
IEEE Trans. Signal Process., 2010

Semi-blind maximum-likelihood joint channel/data estimation for correlated channels in multiuser MIMO networks.
Signal Process., 2010

Adaptive BLAST decision-feedback equalizer for MIMO-FBMC/OQAM systems.
Proceedings of the IEEE 21st International Symposium on Personal, 2010

2008
On Training Optimization for Estimation of Correlated MIMO Channels in the Presence of Multiuser Interference.
IEEE Trans. Signal Process., 2008

2007
Training-based estimation of correlated MIMO fading channels in the presence of colored interference.
Signal Process., 2007

2006
An efficient low complexity cluster-based MLSE equalizer for frequency-selective fading channels.
IEEE Trans. Wirel. Commun., 2006

On the least-squares performance of a novel efficient center estimation method for clustering-based MLSE equalization.
IEEE Trans. Signal Process., 2006

A Novel Efficient Cluster-Based MLSE Equalizer for Satellite Communication Channels with M-QAM Signaling.
EURASIP J. Adv. Signal Process., 2006

2005
Designing N-band biorthogonal FIR systems given several of the analysis and synthesis filters.
Signal Process., 2005

2004
An efficient low complexity clustering-based MLSE equalizer for frequency-selective fading channels.
Proceedings of the 2004 12th European Signal Processing Conference, 2004

2003
Monotonic convergence of fixed-point algorithms for ICA.
IEEE Trans. Neural Networks, 2003

2002
On the Best Rank-1 Approximation of Higher-Order Supersymmetric Tensors.
SIAM J. Matrix Anal. Appl., 2002

2000
The higher-order power method revisited: convergence proofs and effective initialization.
Proceedings of the IEEE International Conference on Acoustics, 2000

A "unimodal" blind equalization criterion.
Proceedings of the 10th European Signal Processing Conference, 2000

Design of biorthogonal multi-band FIR filter banks given several of the analysis and synthesis filters.
Proceedings of the 10th European Signal Processing Conference, 2000

1999
Wavelet-based medical image compression.
Future Gener. Comput. Syst., 1999

1998
Mirror-image symmetric perfect-reconstruction FIR filter banks: Parametrization and design.
Signal Process., 1998

1996
ΣΥΣΤΟΙΧΙΕΣ ΦΙΛΤΡΩΝ ΓΙΑ ΕΠΕΞΕΡΓΑΣΙΑ ΣΗΜΑΤΟΣ ΚΑΙ ΕΙΚΟΝΑΣ
PhD thesis, 1996

On the perfect reconstruction problem in N-band multirate maximally decimated FIR filter banks.
IEEE Trans. Signal Process., 1996

Nonlinear adaptive filters for speckle suppression in ultrasonic images.
Signal Process., 1996

Perfect-reconstruction FIR filter banks with mirror-image symmetry.
Proceedings of Third International Conference on Electronics, Circuits, and Systems, 1996

On perfect-reconstruction FIR filter banks.
Proceedings of the 8th European Signal Processing Conference, 1996


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