George Tzagkarakis

66 papers A 2B 3C 4Misc 5Journal 25Unranked 25

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Age of Incorrect Information for Generic Discrete-Time Markov Sources. CoRR Konstantinos Bountrogiannis, Anthony Ephremides, Panagiotis Tsakalides, George Tzagkarakis
2025	J	`jnl`	Age of Incorrect Information With Hybrid ARQ Under a Resource Constraint for N-Ary Symmetric Markov Sources. IEEE Trans. Netw. Konstantinos Bountrogiannis, Anthony Ephremides, Panagiotis Tsakalides, George Tzagkarakis
2025	J	`jnl`	Optimised Decision Intelligence in Data-intensive Environments. ERCIM News George Tzagkarakis, Rommert Dekker, Themis Palpanas
2024	B	`conf`	Exploring the Potential of Recurrence Quantification Analysis for Video Analysis and Motion Detection. ICIP Theodora Kyprianidi, Effrosyni Doutsi, George Tzagkarakis, Panagiotis Tsakalides
2024	—	`ed.`	Proceedings of the Workshop on Explainable AI for Time Series and Data Streams (TempXAI 2024) co-located with The European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases (ECML-PKDD 2024), Vilnius, Lithuania, September 9th, 2024. TempXAI@PKDD/ECML Zahraa S. Abdallah, Fabian Fumagalli, Barbara Hammer, Eyke Hüllermeier, Matthias Jakobs, Emmanuel Müller, Maximilian Muschalik, Panagiotis Papapetrou, Amal Saadallah, George Tzagkarakis
2024	J	`jnl`	Taming impulsive high-frequency data using optimal sampling periods. Ann. Oper. Res. George Tzagkarakis, Frantz Maurer, John P. Nolan
2024	B	`conf`	Variable-Length Stop-Feedback Coding for Minimum Age of Incorrect Information. MobiHoc Konstantinos Bountrogiannis, Ioannis Papoutsidakis, Anthony Ephremides, Panagiotis Tsakalides, George Tzagkarakis
2024	J	`jnl`	Variable-Length Stop-Feedback Coding for Minimum Age of Incorrect Information. CoRR Konstantinos Bountrogiannis, Ioannis Papoutsidakis, Anthony Ephremides, Panagiotis Tsakalides, George Tzagkarakis
2023	J	`jnl`	Age of Incorrect Information With Hybrid ARQ Under a Resource Constraint for N-ary Symmetric Markov Sources. CoRR Konstantinos Bountrogiannis, Anthony Ephremides, Panagiotis Tsakalides, George Tzagkarakis
2023	J	`jnl`	Distribution Agnostic Symbolic Representations for Time Series Dimensionality Reduction and Online Anomaly Detection. IEEE Trans. Knowl. Data Eng. Konstantinos Bountrogiannis, George Tzagkarakis, Panagiotis Tsakalides
2023	J	`jnl`	Predicting the state of synchronization of financial time series using cross recurrence plots. Neural Comput. Appl. Mostafa Shabani, Martin Magris, George Tzagkarakis, Juho Kanniainen, Alexandros Iosifidis
2022	J	`jnl`	Changes in resting-state functional connectivity in neuropsychiatric lupus: A dynamic approach based on recurrence quantification analysis. Biomed. Signal Process. Control. Anastasia Pentari, George Tzagkarakis, Panagiotis Tsakalides, Panagiotis G. Simos, George Bertsias, Eleftherios Kavroulakis, Kostas Marias, Nicholas John Simos, Efrosini Papadaki
2022	J	`jnl`	Graph denoising of impulsive EEG signals and the effect of their graph representation. Biomed. Signal Process. Control. Anastasia Pentari, George Tzagkarakis, Kostas Marias, Panagiotis Tsakalides
2021	J	`jnl`	Distribution Agnostic Symbolic Representations for Time Series Dimensionality Reduction and Online Anomaly Detection. CoRR Konstantinos Bountrogiannis, George Tzagkarakis, Panagiotis Tsakalides
2021	J	`jnl`	Robust nonlinear compressive sampling using symmetric alpha-stable distributions. Signal Process. George Tzagkarakis, John P. Nolan, Panagiotis Tsakalides
2020	C	`conf`	A Study on the Effect of Distinct Adjacency Matrices for Graph Signal Denoising. BIBE Anastasia Pentari, George Tzagkarakis, Kostas Marias, Panagiotis Tsakalides
2020	J	`jnl`	An energy-based measure for long-run horizon risk quantification. Ann. Oper. Res. George Tzagkarakis, Frantz Maurer
2020	—	`conf`	Anomaly Detection for Symbolic Time Series Representations of Reduced Dimensionality. EUSIPCO Konstantinos Bountrogiannis, George Tzagkarakis, Panagiotis Tsakalides
2020	—	`conf`	Data-driven Kernel-based Probabilistic SAX for Time Series Dimensionality Reduction. EUSIPCO Konstantinos Bountrogiannis, George Tzagkarakis, Panagiotis Tsakalides
2020	—	`conf`	Graph-based Denoising of EEG Signals in Impulsive Environments. EUSIPCO Anastasia Pentari, George Tzagkarakis, Kostas Marias, Panagiotis Tsakalides
2020	—	`conf`	Nonparametric Adaptive Value-at-Risk Quantification Based on the Multiscale Energy Distribution of Asset Returns. EUSIPCO George Tzagkarakis, Frantz Maurer, Thomas Dionysopoulos
2020	J	`jnl`	Quantifying the Computational Efficiency of Compressive Sensing in Smart Water Network Infrastructures. Sensors George Tzagkarakis, Pavlos Charalampidis, Stylianos Roubakis, Antonis Makrogiannakis, Panagiotis Tsakalides
2020	J	`jnl`	Smart Water Distribution Networks to Reduce Water Loss. ERCIM News George Tzagkarakis, Maria N. Anastasiadou, Demetrios G. Eliades
2019	—	`conf`	A Self-Tuned Architecture for Human Activity Recognition Based on a Dynamical Recurrence Analysis of Wearable Sensor Data. EUSIPCO Michaela Areti Zervou, George Tzagkarakis, Athanasia Panousopoulou, Panagiotis Tsakalides
2019	C	`conf`	Automated Screening of Dyslexia via Dynamical Recurrence Analysis of Wearable Sensor Data. BIBE Michaela Areti Zervou, George Tzagkarakis, Panagiotis Tsakalides
2019	J	`jnl`	Compressive Sensing Using Symmetric Alpha-Stable Distributions for Robust Sparse Signal Reconstruction. IEEE Trans. Signal Process. George Tzagkarakis, John P. Nolan, Panagiotis Tsakalides
2019	Misc	`conf`	Detection of Stimuli Changes in Neural Eventograms Using the Line of Synchronization of Global Recurrence Plots. ICASSP George Tzagkarakis, Ganna Palagina, I. Smirnakis, Stelios M. Smirnakis, Maria Papadopouli
2019	—	`conf`	GestureKeeper: Gesture Recognition for Controlling Devices in IoT Environments. EUSIPCO Vasileios Sideridis, Andrew Zacharakis, George Tzagkarakis, Maria Papadopouli
2019	J	`jnl`	GestureKeeper: Gesture Recognition for Controlling Devices in IoT Environments. CoRR Vasileios Sideridis, Andrew Zacharakis, George Tzagkarakis, Maria Papadopouli
2019	—	`conf`	Impact Sounds Classification for Interactive Applications via Discriminative Dictionary Learning. EUSIPCO Christos Tzagkarakis, Nikolaos Stefanakis, George Tzagkarakis
2019	—	`conf`	Neuro-Inspired Compression of RGB Images. EUSIPCO Effrosyni Doutsi, George Tzagkarakis, Panagiotis Tsakalides
2019	—	`conf`	Real-Time Prototyping of Matlab-Java Code Integration for Water Sensor Networks Applications. EUSIPCO Stylianos Roubakis, George Tzagkarakis, Panagiotis Tsakalides
2018	—	`conf`	Compressive Sensing of Temporally Correlated Sources Using Isotropic Multivariate Stable Laws. EUSIPCO George Tzagkarakis, John P. Nolan, Panagiotis Tsakalides
2016	—	`conf`	Data compression for snapshot mosaic hyperspectral image sensors. EUSIPCO George Tzagkarakis, Wouter Charle, Panagiotis Tsakalides
2016	—	`conf`	Energy-based adaptive compression in water network control systems. CySWATER@CPSWeek Sokratis Kartakis, Marija Milojevic-Jevric, George Tzagkarakis, Julie A. McCann
2015	—	`conf`	Compressive Video Sensing with Adaptive Measurement Allocation for Improving MPEGx Performance. VISAPP (1) George Tzagkarakis, Panagiotis Tsakalides, Jean-Luc Starck
2015	J	`jnl`	Reconstruction of Ultrasound RF Echoes Modeled as Stable Random Variables. IEEE Trans. Computational Imaging Alin Achim, Adrian Basarab, George Tzagkarakis, Panagiotis Tsakalides, Denis Kouame
2015	J	`jnl`	Sparse modeling of volatile financial time series via low-dimensional patterns over learned dictionaries. Algorithmic Finance George Tzagkarakis, Juliana Caicedo-Llano, Thomas Dionysopoulos
2014	Misc	`conf`	Compressed sensing reconstruction of convolved sparse signals. ICASSP Grigorios Tsagkatakis, Panagiotis Tsakalides, Arnaud Woiselle, Marc Bousquet, George Tzagkarakis, Jean-Luc Starck
2014	J	`jnl`	Low-dimensional signal-strength fingerprint-based positioning in wireless LANs. Ad Hoc Networks Dimitris Milioris, George Tzagkarakis, Artemis Papakonstantinou, Maria Papadopouli, Panagiotis Tsakalides
2014	B	`conf`	Reconstruction of compressively sampled ultrasound images using dual prior information. ICIP Alin Achim, Adrian Basarab, George Tzagkarakis, Panagiotis Tsakalides, Denis Kouame
2014	—	`conf`	Stream correlation monitoring for uncertainty-aware data processing systems. IISA Aleka Seliniotaki, George Tzagkarakis, Vassilis Christophides, Panagiotis Tsakalides
2014	J	`jnl`	Uncertainty-Aware Sensor Data Management and Early Warning for Monitoring Industrial Infrastructures. Int. J. Monit. Surveillance Technol. Res. George Tzagkarakis, Aleka Seliniotaki, Vassilis Christophides, Panagiotis Tsakalides
2013	J	`jnl`	Covariation-based subspace-augmented MUSIC for joint sparse support recovery in impulsive environments. Signal Process. George Tzagkarakis, Panagiotis Tsakalides, Jean-Luc Starck
2013	—	`conf`	Joint reconstruction of compressively sensed ultrasound RF echoes by exploiting temporal correlations. ISBI George Tzagkarakis, Alin Achim, Panagiotis Tsakalides, Jean-Luc Starck
2013	—	`conf`	WLAN-based indoor path tracking using compressive RSS measurements. EUSIPCO Dimitris Milioris, George Tzagkarakis, Philippe Jacquet, Panagiotis Tsakalides
2012	C	`conf`	Compressive video classification for decision systems with limited resources. PCS George Tzagkarakis, Pavlos Charalampidis, Grigorios Tsagkatakis, Jean-Luc Starck, Panagiotis Tsakalides
2012	—	`conf`	Compressive video classification in a low-dimensional manifold with learned distance metric. EUSIPCO George Tzagkarakis, Grigorios Tsagkatakis, Jean-Luc Starck, Panagiotis Tsakalides
2012	—	`conf`	Design of a Compressive Remote Imaging System Compensating a Highly Lightweight Encoding with a Refined Decoding Scheme. VISAPP (1) George Tzagkarakis, Arnaud Woiselle, Panagiotis Tsakalides, Jean-Luc Starck
2011	—	`conf`	Indoor positioning in Wireless LANS using compressive sensing signal-strength fingerprints. EUSIPCO Dimitris Milioris, George Tzagkarakis, Philippe Jacquet, Panagiotis Tsakalides
2011	—	`conf`	Joint sparse signal ensemble reconstruction in a WSN using decentralized Bayesian matching pursuit. EUSIPCO George Tzagkarakis, Jean-Luc Starck, Panagiotis Tsakalides
2010	Misc	`conf`	Bayesian compressed sensing imaging using a Gaussian Scale Mixture. ICASSP George Tzagkarakis, Panagiotis Tsakalides
2010	—	`conf`	Distributed compressed sensing of non-negative signals using symmetric alpha-stable distributions. EUSIPCO George Tzagkarakis, Panagiotis Tsakalides
2010	A	`conf`	Empirical evaluation of signal-strength fingerprint positioning in wireless LANs. MSWiM Dimitris Milioris, Lito Kriara, Artemis Papakonstantinou, George Tzagkarakis, Panagiotis Tsakalides, Maria Papadopouli
2010	—	`conf`	Greedy sparse reconstruction of non-negative signals using symmetric alpha-stable distributions. EUSIPCO George Tzagkarakis, Panagiotis Tsakalides
2010	Misc	`conf`	Multiple-measurement Bayesian compressed sensing using GSM priors for DOA estimation. ICASSP George Tzagkarakis, Dimitris Milioris, Panagiotis Tsakalides
2010	—	`conf`	Sparse representation of medical images via compressed sensing using Gaussian scale mixtures. ISBI George Tzagkarakis, Panagiotis Tsakalides
2009	—	`conf`	Bayesian compressed sensing of a highly impulsive signal in heavy-tailed noise using a multivariate Cauchy prior. EUSIPCO George Tzagkarakis, Panagiotis Tsakalides
2009	—	`—`	Bayesian compressed sensing using alpha-stable distributions George Tzagkarakis
2009	J	`jnl`	Trend forecasting based on Singular Spectrum Analysis of traffic workload in a large-scale wireless LAN. Perform. Evaluation George Tzagkarakis, Maria Papadopouli, Panagiotis Tsakalides
2008	Misc	`conf`	Context enhancement through image fusion: A multiresolution approach based on convolution of cauchy distributions. ICASSP Tao Wan, George Tzagkarakis, Panagiotis Tsakalides, Cedric Nishan Canagarajah, Alin Achim
2008	C	`conf`	On a Probabilistic Combination of Prediction Sources. ISMIS Ioannis Rousidis, George Tzagkarakis, Dimitris Plexousakis, Yannis Tzitzikas
2008	J	`jnl`	Rotation-Invariant Texture Retrieval via Signature Alignment Based on Steerable Sub-Gaussian Modeling. IEEE Trans. Image Process. George Tzagkarakis, Baltasar Beferull-Lozano, Panagiotis Tsakalides
2007	A	`conf`	Singular spectrum analysis of traffic workload in a large-scale wireless lan. MSWiM George Tzagkarakis, Maria Papadopouli, Panagiotis Tsakalides
2006	J	`jnl`	Rotation-invariant texture retrieval with gaussianized steerable pyramids. IEEE Trans. Image Process. George Tzagkarakis, Baltasar Beferull-Lozano, Panagiotis Tsakalides
2005	—	`conf`	Rotation-Invariant Texture Retrieval with Gaussianized Steerable Pyramids. ICASSP (2) George Tzagkarakis, Baltasar Beferull-Lozano, Panagiotis Tsakalides