Christos Mavrokefalidis

45 papers B 1C 4Misc 2Journal 17Unranked 21
YearRankTypeTitle / Venue / Authors
2025 J jnl
A Pre-Activation Residual Convolutional Network With Attention Modules for High-Resolution Segmented EEG Emotion Recognition.
IEEE Access
Ioannis Charalampous, Christos Mavrokefalidis, Kostas Berberidis
2025 — conf
Distributed Learning on Non-IID Data via Partially Adaptive Cooperations.
DSP
Evangelos Georgatos, Christos Mavrokefalidis, Kostas Berberidis
2025 J jnl
Improving Wideband Massive MIMO Channel Estimation With UAV State-Space Information.
IEEE Trans. Veh. Technol.
Evangelos Vlachos, Christos Mavrokefalidis, Kostas Berberidis, George C. Alexandropoulos
2025 — conf
Risk-Aware Decentralized Federated Learning with Intermittent Communications.
EUSIPCO
Periklis Theodoropoulos, Christos Mavrokefalidis, Kostas Berberidis
2024 J jnl
Multimodal Federated Learning in AIoT Systems: Existing Solutions, Applications, and Challenges.
IEEE Access
Christos Anagnostopoulos, Alexandros Gkillas, Christos Mavrokefalidis, Erion-Vasilis M. Pikoulis, Nikos Piperigkos, Aris S. Lalos
2024 — conf
Neighbor Selecting Cooperation Strategies for Distributed Learning.
EUSIPCO
Evangelos Georgatos, Christos Mavrokefalidis, Kostas Berberidis
2023 J jnl
Accelerating Deep Neural Networks for Efficient Scene Understanding in Multi-Modal Automotive Applications.
IEEE Access
Stavros Nousias, Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos
2023 Misc conf
Fully Distributed Federated Learning with Efficient Local Cooperations.
ICASSP
Evangelos Georgatos, Christos Mavrokefalidis, Kostas Berberidis
2023 — conf
Velocity-aided Channel Estimation for Spatially Selective mmWave Massive MIMO Communications.
EUSIPCO
Evangelos Vlachos, Christos Mavrokefalidis, Kostas Berberidis
2022 — conf
Channel Estimation for UAV-based mmWave Massive MIMO Communications with Beam Squint.
EUSIPCO
Evangelos Vlachos, Christos Mavrokefalidis, Kostas Berberidis
2022 — conf
Efficient Deep Model Training for Coordinated Beam-Forming in mmWave Communications.
IWSSIP
Ilias Nikas, Christos Mavrokefalidis, Kostas Berberidis
2022 J jnl
Efficient Distributed Multi-Task Schemes for mmWave MIMO Channel Estimation.
IEEE Access
Maria Trigka, Christos Mavrokefalidis, Kostas Berberidis
2022 J jnl
Efficient Fully Distributed Federated Learning with Adaptive Local Links.
CoRR
Evangelos Georgatos, Christos Mavrokefalidis, Kostas Berberidis
2021 — conf
A Distributed Sparse Channel Estimation Technique for mm Wave Massive MIMO Systems.
EUSIPCO
Maria Trigka, Christos Mavrokefalidis, Kostas Berberidis
2021 J jnl
A Distributed Sparse Channel Estimation Technique for mmWave Massive MIMO Systems.
CoRR
Maria Trigka, Christos Mavrokefalidis, Kostas Berberidis
2021 J jnl
A New Clustering-Based Technique for the Acceleration of Deep Convolutional Networks.
CoRR
Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos
2021 C conf
A data-aware dictionary-learning based technique for the acceleration of deep convolutional networks.
MMSP
Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos
2021 C conf
Accelerating 3D scene analysis for autonomous driving on embedded AI computing platforms.
VLSI-SoC
Stavros Nousias, Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos, Konstantinos Moustakas
2021 — conf
Accelerating deep neural networks for efficient scene understanding in automotive cyber-physical systems.
ICPS
Stavros Nousias, Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos
2021 J jnl
Accelerating deep neural networks for efficient scene understanding in automotive cyber-physical systems.
CoRR
Stavros Nousias, Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos
2021 J jnl
Coalition Formation Games for Improved Cell-Edge User Service in Downlink NOMA and MU-MIMO Small Cell Systems.
IEEE Access
Panagiotis Georgakopoulos, Tafseer Akhtar, Christos Mavrokefalidis, Ilias Politis, Kostas Berberidis, Stavros Koulouridis
2021 J jnl
Coalition Formation Games for Improved Cell-Edge User Service in Downlink NOMA and MU-MIMO Small Cell Systems.
CoRR
Panagiotis Georgakopoulos, Tafseer Akhtar, Christos Mavrokefalidis, Ilias Politis, Kostas Berberidis, Stavros Koulouridis
2020 C conf
A New Clustering-Based Technique for the Acceleration of Deep Convolutional Networks.
ICMLA
Erion-Vasilis M. Pikoulis, Christos Mavrokefalidis, Aris S. Lalos
2020 J jnl
Deep Embedded Vision Using Sparse Convolutional Neural Networks.
ERCIM News
Vassilis Pikoulis, Christos Mavrokefalidis, Georgios Keramidas, Michael K. Birbas, Nikolaos Tsafas, Aris S. Lalos
2020 B conf
Efficient Radio Resource Management with Coalition Games using NOMA in Small Cell Networks.
GLOBECOM
Tafseer Akhtar, Panagiotis Georgakopoulos, Christos Mavrokefalidis, Artur Pereira, Vipindev Adat, Christos Tselios, Ilias Politis
2020 J jnl
Full snapshot reconstruction in hybrid architecture antenna arrays.
EURASIP J. Wirel. Commun. Netw.
Maria Trigka, Christos Mavrokefalidis, Kostas Berberidis
2018 — conf
An Effective Preprocessing Scheme for DoA Estimation in Hybrid Antenna Arrays.
ICT
Maria Trigka, Christos Mavrokefalidis, Kostas Berberidis
2018 — conf
Distributed Set-Theoretic Parameter Estimation in Networks with Ambiguous Measurements.
SPAWC
Dimitris Ampeliotis, Christos Mavrokefalidis, Kostas Berberidis, Sergios Theodoridis
2017 — conf
Distributed dictionary learning via projections onto convex sets.
EUSIPCO
Dimitris Ampeliotis, Christos Mavrokefalidis, Kostas Berberidis
2016 — conf
Adapt-Align-Combine for diffusion-based distributed dictionary learning.
EUSIPCO
Dimitris Ampeliotis, Christos Mavrokefalidis, Kostas Berberidis, Sergios Theodoridis
2016 — conf
BCI-based approaches for real-time applications.
PCI
K. Markopoulos, Christos Mavrokefalidis, Kostas Berberidis, E. Daskalopoulou
2016 — conf
Supervised energy disaggregation using dictionary - based modelling of appliance states.
ISGT Europe
Christos Mavrokefalidis, Dimitris Ampeliotis, Evangelos Vlachos, Kostas Berberidis, Emmanouel A. Varvarigos
2015 — conf
Regularized ICI Cancellation in V2V Communications.
EANN Workshops
Evangelos Vlachos, Christos Mavrokefalidis, Dimitris Ampeliotis, Kostas Berberidis
2014 — conf
Efficient adaptive equalization of doubly dispersive channels in MIMO-FBMC/OQAM systems.
ISWCS
Christos Mavrokefalidis, Athanasios A. Rontogiannis, Eleftherios Kofidis, Antonios Beikos, Sergios Theodoridis
2014 J jnl
Preamble-based channel estimation in single-relay networks using FBMC/OQAM.
EURASIP J. Adv. Signal Process.
Christos Mavrokefalidis, Eleftherios Kofidis, Athanasios A. Rontogiannis, Sergios Theodoridis
2013 — conf
Optimal training design for channel estimation in OFDM/OQAM cooperative systems.
SPAWC
Christos Mavrokefalidis, Eleftherios Kofidis, Athanasios A. Rontogiannis, Sergios Theodoridis
2013 — conf
Preamble Design for Channel Estimation in OFDM/OQAM Cooperative Systems.
ISWCS
Christos Mavrokefalidis, Eleftherios Kofidis, Athanasios A. Rontogiannis, Sergios Theodoridis
2011 Misc conf
Training design in single relay AF cooperative systems with correlated channels.
ICASSP
Christos Mavrokefalidis, Athanasios A. Rontogiannis, Kostas Berberidis
2010 — conf
Improving the performance of the semi-blind cross-relation-based channel estimation method.
EUSIPCO
Christos Mavrokefalidis, Kostas Berberidis
2009 J jnl
Experimental Investigation of Cooperative Schemes on a Real-Time DSP-Based Testbed.
EURASIP J. Wirel. Commun. Netw.
Per Zetterberg, Christos Mavrokefalidis, Aris S. Lalos, Emmanouil Matigakis
2008 J jnl
Low-Power Leading-Zero Counting and Anticipation Logic for High-Speed Floating Point Units.
IEEE Trans. Very Large Scale Integr. Syst.
Giorgos Dimitrakopoulos, Costas Galanopoulos, Christos Mavrokefalidis, Dimitris Nikolos
2008 — conf
Semi-blind channel estimation schemes based on a cooperative form of the cross relation criterion.
ISWPC
Christos Mavrokefalidis, Kostas Berberidis, Athanasios A. Rontogiannis
2007 J jnl
Sorter Based Permutation Units for Media-Enhanced Microprocessors.
IEEE Trans. Very Large Scale Integr. Syst.
Giorgos Dimitrakopoulos, Christos Mavrokefalidis, Costas Galanopoulos, Dimitris Nikolos
2006 — conf
An Energy-Delay Efficient Subword Permutation Unit.
ASAP
Giorgos Dimitrakopoulos, Christos Mavrokefalidis, Costas Galanopoulos, Dimitris Nikolos
2006 C conf
Fast bit permutation unit for media enhanced microprocessors.
ISCAS
Giorgos Dimitrakopoulos, Christos Mavrokefalidis, Costas Galanopoulos, Dimitris Nikolos