Publications


225 entries « 1 of 5 »

2020

Simou, Nikonas ; Stefanakis, Nikolaos ; Zervas, Panagiotis

A Universal System for Cough Detection in Domestic Acoustic Environments In Proceedings Forthcoming

Proc. European Signal Processing Conference (EUSIPCO), Forthcoming.

Abstract | BibTeX | Tags: Cough Detection, Deep Neural Networks, Domestic Acoustic Environments

Pentari, Anastasia ; Tzagkarakis, George ; Marias, Kostas ; Tsakalides, Panagiotis

Graph-based Denoising of EEG Signals in Impulsive Environments In Proceedings Forthcoming

Proc. European Signal Processing Conference (EUSIPCO), Forthcoming.

Abstract | BibTeX | Tags: Graph Signal Processing

Zervou, Michaela Areti ; Doutsi, Effrosyni ; Pavlidis, Pavlos ; Tsakalides, Panagiotis

Efficient Dynamic Analysis of Low-similarity Proteins for Structural Class Prediction In Proceedings Forthcoming

Proc. European Signal Processing Conference (EUSIPCO), Forthcoming.

Abstract | BibTeX | Tags: Chaos Game Representation, Multidimensional Recurrence Quantification Analysis, Nonlinear Time Series Analysis, Protein Structure Prediction

Bountrogiannis, Konstantinos ; Tzagkarakis, George ; Tsakalides, Panagiotis

Anomaly Detection for Symbolic Time Series Representations of Reduced Dimensionality In Proceedings Forthcoming

Proc. European Signal Processing Conference (EUSIPCO), Forthcoming.

BibTeX | Tags: Anomaly Detection

Bountrogiannis, Konstantinos ; Tzagkarakis, George ; Tsakalides, Panagiotis

Data-Driven Kernel-Based Probabilistic SAX for Time Series Dimensionality Reduction In Proceedings Forthcoming

Proc. European Signal Processing Conference (EUSIPCO), Forthcoming.

BibTeX | Tags: Dimensionality Reduction, Time series

Stivaktakis, Radamanthys ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Semantic Predictive Coding with Arbitrated Generative Adversarial Networks Journal Article

MDPI Machine Learning and Knowledge Extraction (MAKE), 2 (3), pp. 307-326, 2020.

Abstract | Links | BibTeX | Tags: Deep Learning, Generative Adversarial Networks, Next-Frame Prediction, Predictive Coding, Semantic Predictive Coding

Tzagkarakis, George ; Charalampidis, Pavlos ; Roumpakis, Stylianos ; Makrogiannakis, Antonis ; Tsakalides, Panagiotis

Quantifying the Computational Efficiency of Compressive Sensing in Smart Water Network Infrastructures Journal Article

MDPI Sensors, 2020.

BibTeX | Tags: Compressed Sensing, Wireless Sensor Networks

Simou, Nikonas ; Mastorakis, Yannis ; Stefanakis, Nikolaos

Towards Blind Quality Assessment of Concert Audio Recordings Using Deep Neural Networks In Proceedings

ICASSP 2020-2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 3477–3481, IEEE 2020, ISSN: 2379-190X.

Abstract | Links | BibTeX | Tags: Deep Neural Networks, Quality Assessment, User Generated Content

Aidini, Anastasia ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Quantized Tensor Robust Principal Component Analysis In Proceedings

ICASSP 2020-2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), IEEE 2020.

Abstract | BibTeX | Tags: Image Time-Series, Missing Values, Quantization, Robust PCA, Tensors

Giannopoulos, Michalis ; Aidini, Anastasia ; Pentari, Anastasia ; Fotiadou, Konstantina ; Tsakalides, Panagiotis

Classification of Compressed Remote Sensing Multispectral Images via Convolutional Neural Networks Journal Article

Journal of Imaging, 6 (4), pp. 24, 2020.

Abstract | BibTeX | Tags: Compression, Convolutional Neural Networks, Deep Learning, Multispectral Image Classification, Nuclear Norm, Quantization, Residual Learning, Tensor Unfoldings

Aidini, Anastasia ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Tensor Dictionary Learning with Representation Quantization for Remote Sensing Observation Compression In Proceedings

Proc. Data Compression Conference (DCC), 2020.

Abstract | BibTeX | Tags: Alternating Direction Method of Multipliers, Compression, CP Decomposition, Remote Sensing Observations, Tensor Dictionary Learning

Doutsi, Effrosyni ; Tsakalides, Panagiotis

Image Compression based on Neuroscience Models: Rate-Distortion Performance of the Neural Code In Proceedings

Data Compression Conference (DCC 2020), 2020.

BibTeX | Tags: Image Compression

Troullinou, Eirini ; Tsagkatakis, Grigorios ; Palagina, Gana ; Papadopouli, Maria ; Smirnakis, Stelios Manolis ; Tsakalides, Panagiotis

Adversarial dictionary learning for a robust analysis and modelling of spontaneous neuronal activity Journal Article

Neurocomputing, 388 , pp. 188–201, 2020.

Abstract | BibTeX | Tags: Biological Neural Networks, Dictionary Learning, Supervised Machine Learning

2019

Pentari, Anastasia ; Tsagkatakis, Grigorios ; Marias, Kostas ; Manikis C., Georgios ; Kartalis, Nikolaos ; Papanikolaou, Nikolaos ; Tsakalides, Panagiotis

Sparse Representations on DW-MRI: A study on pancreas In Proceedings

The 19th annual IEEE International Conference on Bioinformatics and Bioengineering (BIBE), pp. 791–795, 2019.

Abstract | BibTeX | Tags: b-value, Dictionary Learning, DW-MRI, IVIM, Sparse Coding

Aidini, Anastasia ; Giannopoulos, Michalis ; Pentari, Anastasia ; Fotiadou, Konstantina ; Tsakalides, Panagiotis

Hyperspectral Image Compression and Super-Resolution Using Tensor Decomposition Learning In Proceedings

Proc. 53rd Asilomar Conference on Signals, Systems, and Computers, pp. 1369–1373, IEEE 2019.

Abstract | BibTeX | Tags: Alternating Direction Method of Multipliers, Compression, Multi-Spectral Image Classification, Super-Resolution, Tensor Unfoldings

Zervou, Michaela Areti ; Tzagkarakis, George ; Tsakalides, Panagiotis

Automated Screening of Dyslexia via Dynamical Recurrence Analysis of Wearable Sensor Data In Proceedings

The 19th annual IEEE International Conference on Bioinformatics and Bioengineering (BIBE), 2019.

Abstract | BibTeX | Tags: Dyslexia Screening, Multidimensional Recurrence Quantification Analysis, Non-Linear Data Analysis, Wearable Sensors

Perez-Lopez, Andres ; Stefanakis, Nikolaos

Analysis of Spherical Isotropic Noise Fields with an A-format Tetrahedral Microphone Journal Article

Journal of the Acoustical Society of America, 146 (4), 2019.

Abstract | BibTeX | Tags: Ambisonics, spatial coherence, Spherically Isotropic Sound Field, Tetrahedral Microphone

Tsagkatakis, Grigorios ; Aidini, Anastasia ; Fotiadou, Konstantina ; Giannopoulos, Michalis ; Pentari, Anastasia ; Tsakalides, Panagiotis

Survey of Deep-Learning Approaches for Remote Sensing Observation Enhancement Journal Article

Sensors, 19 (18), pp. 3929, 2019.

Abstract | Links | BibTeX | Tags: Convolutional Neural Networks, Deep Learning, Denoising, Earth Observations, Fusion, Generative Adversarial Networks, Pan-Sharpening, Satellite Imaging, Super-Resolution

Aidini, Anastasia ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Compression of High-Dimensional Multispectral Image Time Series Using Tensor Decomposition Learning In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Compression, CP Decomposition, High-order Tensors, Learning, Multispectral Image Time Series

Doutsi, Effrosyni ; Tzagkarakis, George ; Tsakalides, Panagiotis

Neuro-Inspired Compression of RGB Images In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Edge Detection, FR-IQA, Leaky Integrate-and-Fire Model, NR-IQA, Retina-inspired Filter, Spikes

Doutsi, Effrosyni ; Fillatre, Lionel ; Antonini, Marc

Efficiency of the bio-inspired Leaky Integrate-and-Fire neuron for signal coding In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Entropy, Leaky Integrate-and-Fire (LIF), Neuro-inspired Quantization, Spikes, Uniform Scalar Quantizer

Aspri, Maria ; Tsagkatakis, Grigorios ; Panousopoulou, Athanasia ; Tsakalides, Panagiotis

On Realizing Distributed Deep Neural Networks: An Astrophysics Case Study In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Convolutional Neural Networks, Distributed Deep Learning, Spectroscopic Redshift Estimation

Zervou, Michaela Areti ; Tzagkarakis, George ; Panousopoulou, Athanasia ; Tsakalides, Panagiotis

A Self-Tuned Architecture for Human Activity Recognition Based on a Dynamical Recurrence Analysis of Wearable Sensor Data In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Human Activity Recognition, motif discovery, nonlinear data analysis, Recurrence Quantification Analysis, Wearable Sensors

Roumpakis, Stylianos ; Tzagkarakis, George ; Tsakalides, Panagiotis

Real-Time Prototyping of Matlab-Java Code Integration for Water Sensor Networks Applications In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Client-Server Model, Matlab-Java Code Integration, Real-Time Prototyping, Water Sensor Networks

Tzagkarakis, Christos ; Stefanakis, Nikolaos ; Tzagkarakis, George

Impact Sounds Classification for Interactive Applications via Discriminative Dictionary Learning In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2019.

Abstract | BibTeX | Tags: Discriminative Dictionary Sparse Coding, Impact Sound Classification, Real-time Processing, Sparse Representation Classification

Stivaktakis, Radamanthys ; Tsagkatakis, Grigorios ; Moraes, Bruno ; Abdalla, Filipe ; Starck, Jean-Luc ; Tsakalides, Panagiotis

Convolutional Neural Networks for Spectroscopic Redshift Estimation on Euclid Data Journal Article

IEEE Transactions on Big Data, 6 (3), pp. 460 - 476, 2019.

Abstract | Links | BibTeX | Tags: Astronomy, Astrophysics, Convolutional Neural Networks, Cosmology, Deep Learning, Euclid, Spectroscopic Redshift Estimation

Fotiadou, Konstantina ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Snapshot High Dynamic Range Imaging via Sparse Representations and Feature Learning Journal Article

IEEE Transactions on Multimedia, 22 (3), pp. 688-703, 2019.

BibTeX | Tags: Deep Learning, Sparse Representations

Tsagkatakis, Grigorios ; Bloemen, Maarten ; Geelen, Bert ; Jayapala, Murali ; Tsakalides, Panagiotis

Graph and Rank Regularized Matrix Recovery for Snapshot Spectral Image Demosaicing Journal Article

IEEE Transactions on Computational Imaging, 5 (2), pp. 301–316, 2019.

Abstract | Links | BibTeX | Tags: Demosaicing, Low-Rank and Graph Regularized Estimation, Snapshot Spectral Imaging

Fotiadou, Konstantina ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Alternating Direction Method of Multipliers for Semi-blind Astronomical Image Deconvolution In Proceedings

ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 2157–2161, IEEE 2019.

Abstract | Links | BibTeX | Tags: Astronomy, Deconvolution, Sparse Representations

Pitsis, George ; Tsagkatakis, Grigorios ; Kozanitis, Christos ; Kalomoiris, Ioannis ; Ioannou, Aggelos ; Dollas, Apostolos ; Katevenis, Manolis GH ; Tsakalides, Panagiotis

Efficient Convolutional Neural Network Weight Compression for Space Data Classification on Multi-fpga Platforms In Proceedings

ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 3917–3921, IEEE 2019.

Abstract | Links | BibTeX | Tags: Astronomy, Convolutional Neural Networks, Deep Learning, fpga

Vernardos, Georgios ; Tsagkatakis, Grigorios

Quasar Microlensing Light-Curve Analysis using Deep Machine Learning Journal Article

Monthly Notices of the Royal Astronomical Society, 486 (2), pp. 1944–1952, 2019, ISSN: 0035-8711.

Abstract | Links | BibTeX | Tags: Astronomy, Convolutional Neural Networks, Deep Learning, machine learning

Stefanakis, Nikolaos

Efficient Implementation of Superdirective Beamforming in a Half-Space Environment Journal Article

Journal of Acoustical Society of America, 145 (3), pp. 1293-1302, 2019.

Abstract | BibTeX | Tags: half-space environment, spatial coherence, Superdirective beamforming

Stefanakis, Nikolaos ; Mastorakis, Yannis ; Alexandridis, Anastasios ; Mouchtaris, Athanasios

Automating Mixing of User-Generated Audio Recordings from the Same Event Journal Article

Journal of Audio Engineering Society, 67 (4), 2019.

Abstract | BibTeX | Tags: automatic mixing, normalization, user-generated content, user-generated recordings

Stivaktakis, Radamanthys ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Deep Learning for Multilabel Land Cover Scene Categorization Using Data Augmentation Journal Article

IEEE Geoscience and Remote Sensing Letters, 16 (7), pp. 1031 - 1035, 2019.

Abstract | Links | BibTeX | Tags: Data Augmentation, Deep Learning, Land Cover, Multi-label Classification, Remote Sensing

2018

Tzagkarakis, George ; Nolan, John ; Tsakalides, Panagiotis

Compressive Sensing of Temporally Correlated Sources Using Isotropic Multivariate Stable Laws In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2018.

Abstract | BibTeX | Tags: Compressed Sensing, Correlated Sources, Isotropic Multivariate Stable Laws, Sparse Bayesian Learning

Giannopoulos, Michalis ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

On the impact of Tensor Completion in the Classification of Undersampled Hyperspectral Imagery In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2018.

Abstract | BibTeX | Tags: Deep Learning, Hyperspectral Imaging, Tensor Completion

Stefanakis, Nikolaos ; Delikaris-Manias, Symeon ; Mouchtaris, Athanasios

Acoustic Beamforming in Front of a Reflective Plane In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2018.

Abstract | BibTeX | Tags: Acoustic Beamforming, Image Source, Microphone Arrays, Specific Acoustic Impedance

Alexandridis, Anastasios ; Griffin, Anthony ; Mouchtaris, Athanasios

Multiple Source Location Estimation on a Dataset of Real Recordings in a Wireless Acoustic Sensor Network In Proceedings

IEEE International Workshop on Multimedia Signal Processing (MMSP), 2018.

Abstract | BibTeX | Tags: Audio, Localization, Microphone Arrays, WASN, Wireless Acoustic Sensor Networks

Stefanakis, Nikolaos ; Mouchtaris, Athanasios

Normalization of Partly Overlapping Audio Recordings from the Same Event Based on Relative Signal Powers In Proceedings

International Conference on Acoustic, Speech and Signal Processing (ICASSP), 2018 2018.

BibTeX | Tags: Audio Normalization

Fotiadou, Konstantina ; Tsagkatakis, Grigorios ; Moghaddam, Mahta ; Tsakalides, Panagiotis

Recovery of Soil Moisture Active Passive (SMAP) Instrument's Active Measurements via Coupled Dictionary Learning In Proceedings

IST International Symposium on Electronic Imaging, Image Processing: Algorithms and Systems, Burlingame, CA, Jan. 28 - Feb. 2, 2018 2018.

Abstract | Links | BibTeX | Tags: SMAP, Soil Moisture, Sparse Representation

Tsagkatakis, Grigorios ; Jaber, Mustafa ; Tsakalides, Panagiotis

Convolutional Neural Networks for the Analysis of Broadcasted Tennis Games In Proceedings

IST International Symposium on Electronic Imaging, Image Processing: Algorithms and Systems, Burlingame, CA, Jan. 28 - Feb. 2, 2018 2018.

Abstract | Links | BibTeX | Tags: Classification, Convolutional Neural Network, Deep Learning, Video

Aidini, Anastasia ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

1-Bit Tensor Completion (best paper award) In Proceedings

IST International Symposium on Electronic Imaging, Image Processing: Algorithms and Systems, Burlingame, CA, Jan. 28 - Feb. 2, 2018 2018.

Abstract | BibTeX | Tags: 1-bit Matrix Completion, Higher-order Tensor, Low-rank Tensor Completion, Quantization

Tsakalides Panagiotis, ; Panousopoulou Athanasia, ; Tsagkatakis Grigorios, ; Montestruque, Luis (Ed.)

Smart Water Grids: A Cyber-Physical Systems Approach Book

CRC Press, 2018, ISBN: 9781138197930.

Abstract | BibTeX | Tags: Cyber-Physical Systems, Matrix Completion, Smart Water Management, Wireless Sensor Networks

2017

Alexandridis, Anastasios ; Mouchtaris, Athanasios

Multiple Sound Source Location Estimation in Wireless Acoustic Sensor Networks Using DOA Estimates: The Data-Association Problem Journal Article

IEEE/ACM Transactions on Audio, Speech, and Language Processing, 26 (2), pp. 342-356, 2017, ISSN: 2329-9290.

Abstract | Links | BibTeX | Tags: Data-Association, Direction of Arrival Estimation, Localization, Microphone Arrays, Wireless Acoustic Sensor Networks

Cobos, Maximo ; Antonacci, Fabio ; Alexandridis, Anastasios ; Mouchtaris, Athanasios ; Lee, Bowon

A Survey of Sound Source Localization Methods in Wireless Acoustic Sensor Networks Journal Article

Wireless Communications and Mobile Computing, 2017 , 2017.

Abstract | BibTeX | Tags: Direction of Arrival, DOA, Location Estimation, Wireless Acoustic Sensor Networks

Savvaki, Sofia ; Tsagkatakis, Grigorios ; Panousopoulou, Athanasia ; Tsakalides, Panagiotis

Matrix and Tensor Completion on a Human Activity Recognition Framework Journal Article

IEEE Journal of Biomedical and Health Informatics, PP (99), pp. 1-1, 2017, ISSN: 2168-2194.

Abstract | Links | BibTeX | Tags: Data Imputation, Human Activity Recognition, Matrix Completion, Supervised Learning, Tensor Completion

Stefanakis, Nikolaos ; Pavlidi, Despoina ; Mouchtaris, Athanasios

Perpendicular Cross-Spectra Fusion for Sound Source Localization with a Planar Microphone Array Journal Article

IEEE/ACM Transactions on Audio, Speech and Language Processing, 25 (9), pp. 1517-1531, 2017.

Abstract | BibTeX | Tags: Direction of Arrival Estimation, Sound Source Localization

Fotiadou, Konstantina ; Tsagkatakis, Grigorios ; Tsakalides, Panagiotis

Multi-Source Image Enhancement via Coupled Dictionary Learning In Proceedings

Proc. Signal Processing with Adaptive Sparse Structured Representations (SPARS), 2017.

BibTeX | Tags: Alternating Minimization Coupled Dictionary Learning, Coupled Dictionary Learning, Hyperspectral Image Enhancement, Sparse Representations, Spectral Enhancement

Stefanakis, Nikolaos ; Viskadouros, Menelaos ; Mouchtaris, Athanasios

A Subjective Evaluation on Mixtures of Crowdsourced Audio Recordings In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2017.

Abstract | BibTeX | Tags: Audio Enhancement, Collaborative Audio Enhancement, User Generated Content

Troullinou, Eirini ; Tsagkatakis, Grigorios ; Palagina, Ganna ; Papadopouli, Maria ; Smirnakis, Stelios Manolis ; Tsakalides, Panagiotis

Dictionary Learning for Spontaneous Neural Activity Modeling In Proceedings

Proc. European Signal Processing Conference (EUSIPCO), 2017.

Abstract | BibTeX | Tags: Dictionary Learning, Neural Activity, Sparse Coding

225 entries « 1 of 5 »