World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
54
Citations
19615
World Ranking
4446
National Ranking
17

Electronics and Electrical Engineering

D-Index
47
Citations
9039
World Ranking
3216
National Ranking
17

Research.com Recognitions

  • 2009 - Fellow of the Royal Society of Edinburgh
  • 2008 - IEEE Fellow For contributions to the design of adaptive signal processing systems

Overview

Sergios Theodoridis is affiliated with the National and Kapodistrian University of Athens in Greece. Their research spans multiple fields of study, primarily within Computer Science and Engineering. Theodoridis has contributed extensively to subfields including Artificial Intelligence, Signal Processing, Computer Vision and Pattern Recognition, Computational Mechanics, and Electrical and Electronic Engineering.

Their work encompasses several main topics such as Anomaly Detection Techniques and Applications, Gaussian Processes and Bayesian Inference, Machine Learning and Algorithms, Neural Networks and Applications, Sparse and Compressive Sensing Techniques, Bayesian Methods and Mixture Models, and Image and Signal Denoising Methods.

Theodoridis has authored numerous publications, with frequent dissemination in venues like arXiv (Cornell University), IEEE Journal of Selected Topics in Signal Processing, IEEE Transactions on Signal Processing, Zenodo (CERN European Organization for Nuclear Research), and IT Professional.

Recent papers authored or co-authored by Theodoridis include:

  • "Toward the 6G Network Era: Opportunities and Challenges," 2020, IT Professional
  • "FedLoc: Federated Learning Framework for Data-Driven Cooperative Localization and Location Data Processing," 2020, IEEE Open Journal of Signal Processing
  • "Rethinking Bayesian Learning for Data Analysis: The art of prior and inference in sparsity-aware modeling," 2022, IEEE Signal Processing Magazine
  • "Linear Multiple Low-Rank Kernel Based Stationary Gaussian Processes Regression for Time Series," 2020, IEEE Transactions on Signal Processing
  • "Towards Flexible Sparsity-Aware Modeling: Automatic Tensor Rank Learning Using the Generalized Hyperbolic Prior," 2022, IEEE Transactions on Signal Processing

Theodoridis frequently collaborates with several researchers, including Ahmed H. Tewfik, Athina P. Petropulu, Shrikanth Narayanan, Tülay Adalı, and Sotirios Chatzis, with multiple joint publications alongside each.

Recognition of Theodoridis' contributions includes honors such as Fellow of the Royal Society of Edinburgh in 2009 and IEEE Fellow in 2008, the latter awarded specifically for contributions to the design of adaptive signal processing systems.

Best Publications

  • Pattern Recognition, Third Edition

    Sergios Theodoridis;Konstantinos Koutroumbas

  • Machine Learning: A Bayesian and Optimization Perspective

    Sergios Theodoridis

  • Pattern Recognition, Fourth Edition

    Sergios Theodoridis;Konstantinos Koutroumbas

  • Introduction to Pattern Recognition: A Matlab Approach

    Sergios Theodoridis;Aggelos Pikrakis;Konstantinos Koutroumbas;Dionisis Cavouras

  • A geometric approach to Support Vector Machine (SVM) classification

    M.E. Mavroforakis;S. Theodoridis

  • Efficient least squares adaptive algorithms for FIR transversal filtering

    G.-O. Glentis;K. Berberidis;S. Theodoridis

  • Neural Networks and Deep Learning

    Unknown

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

    Eleftherios Kofidis;Dimitrios Katselis;Athanasios Rontogiannis;Sergios Theodoridis

  • Adaptive Learning in a World of Projections

    Sergios Theodoridis;Konstantinos Slavakis;Isao Yamada

  • Pattern recognition and neural networks

    Sergios Theodoridis;Konstantinos Koutroumbas

  • Adaptive system identification and signal processing algorithms

    Nicholas Kalouptsidis;Sergios Theodoridis

  • Toward the 6G Network Era: Opportunities and Challenges

    Ioannis Tomkos;Dimitrios Klonidis;Evangelos Pikasis;Sergios Theodoridis

  • Extension of Wirtinger's Calculus to Reproducing Kernel Hilbert Spaces and the Complex Kernel LMS

    Pantelis Bouboulis;Sergios Theodoridis

  • FedLoc: Federated Learning Framework for Data-Driven Cooperative Localization and Location Data Processing

    Feng Yin;Zhidi Lin;Qinglei Kong;Yue Xu

  • Adaptive Robust Distributed Learning in Diffusion Sensor Networks

    S. Chouvardas;K. Slavakis;S. Theodoridis

  • Online Sparse System Identification and Signal Reconstruction Using Projections Onto Weighted $ll_{1}$ Balls

    Yannis Kopsinis;Konstantinos Slavakis;Sergios Theodoridis

  • A fully automated scheme for mammographic segmentation and classification based on breast density and asymmetry

    Stylianos D. Tzikopoulos;Michael E. Mavroforakis;Harris V. Georgiou;Nikos Dimitropoulos

  • Rethinking Bayesian Learning for Data Analysis: The art of prior and inference in sparsity-aware modeling

    Unknown

  • Violence content classification using audio features

    Theodoros Giannakopoulos;Dimitrios Kosmopoulos;Andreas Aristidou;Sergios Theodoridis

  • Keyword-guided word spotting in historical printed documents using synthetic data and user feedback

    T. Konidaris;B. Gatos;K. Ntzios;I. Pratikakis

  • Mammographic masses characterization based on localized texture and dataset fractal analysis using linear, neural and support vector machine classifiers

    Michael E. Mavroforakis;Harris V. Georgiou;Nikos Dimitropoulos;Dionisis Cavouras

  • A novel efficient cluster-based MLSE equalizer for satellite communication channels with M-QAM signaling

    Eleftherios Kofidis;Vassilis Dalakas;Yannis Kopsinis;Sergios Theodoridis

Frequent Co-Authors

Isao Yamada
Isao Yamada Tokyo Institute of Technology
Athina P. Petropulu
Athina P. Petropulu Rutgers, The State University of New Jersey
Rabab K. Ward
Rabab K. Ward University of British Columbia
Stavros J. Perantonis
Stavros J. Perantonis Demokritos National Centre for Scientific Research
Rama Chellappa
Rama Chellappa Johns Hopkins University
Abdelhak M. Zoubir
Abdelhak M. Zoubir Technical University of Darmstadt
Fulvio Gini
Fulvio Gini University of Pisa
Stephen McLaughlin
Stephen McLaughlin Heriot-Watt University
Georgios B. Giannakis
Georgios B. Giannakis University of Minnesota
Sergio Barbarossa
Sergio Barbarossa Sapienza University of Rome

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