Constantine Kotropoulos

ORCID

Publication Activity (10 Years)

Years Active: 1991-2024
Publications (10 Years): 64

Top Venues

Publications

Georgios Tzolopoulos, Christos Korgialas, Constantine Kotropoulos
On Spectrogram Analysis in a Multiple Classifier Fusion Framework for Power Grid Classification Using Electric Network Frequency. CoRR (2024)
Christos Korgialas, Evangelia Pantraki, Constantine Kotropoulos
Interpretable Face Aging: Enhancing Conditional Adversarial Autoencoders with Lime Explanations. ICASSP (2024)
Ioannis Tsingalis, Christos Korgialas, Constantine Kotropoulos
Camera Model Identification Using Audio and Visual Content from Videos. CoRR (2024)
Dimitrios Kritsiolis, Constantine Kotropoulos
Mobile Phone Identification from Recorded Speech Signals Using Non-Speech Segments and Universal Background Model Adaptation. ICPRAM (2024)
Spyridon Drakakis, Constantine Kotropoulos
Applying the Neural Bellman-Ford Model to the Single Source Shortest Path Problem. ICPRAM (2024)
Georgios Karantaidis, Constantine Kotropoulos
Detect with Style: A Contrastive Learning Framework for Detecting Computer-Generated Images. Inf. 15 (3) (2024)
Christos Korgialas, Constantine Kotropoulos, Konstantinos N. Plataniotis
Leveraging Electric Network Frequency Estimation for Audio Authentication. IEEE Access 12 (2024)
Georgios Tzolopoulos, Christos Korgialas, Constantine Kotropoulos
On Spectrogram Analysis in a Multiple Classifier Fusion Framework for Power Grid Classification Using Electric Network Frequency. ICPRAM (2024)
Martha Sotiroudi, Anastasia-Sotiria Toufa, Constantine Kotropoulos
Constructing and Analyzing Different Density Graphs for Path Extrapolation in Wikipedia. CoRR (2024)
Christos Korgialas, Constantine Kotropoulos
On Robust Electric Network Frequency Detection Using Huber Regression. PCI (2023)
Anastasia-Sotiria Toufa, Constantine Kotropoulos, Ioannis Tsingalis
Dual Hypergraph Features for Path Inference in Wikipedia Links. IJCNN (2023)
Christos Moysiadis, Georgios Karantaidis, Constantine Kotropoulos
Electric Network Frequency Optical Sensing Devices. CoRR (2023)
Anastasia-Sotiria Toufa, Ioannis Tsingalis, Constantine Kotropoulos
DualGRETEL+: Exploiting Dual Hypergraphs for Path Inference Applied to Navigation Data. PCI (2023)
Christos Korgialas, Evangelia Pantraki, Angeliki Bolari, Martha Sotiroudi, Constantine Kotropoulos
Face Aging by Explainable Conditional Adversarial Autoencoders. J. Imaging 9 (5) (2023)
Myrsini Ntemi, Ioannis Sarridis, Constantine Kotropoulos
An Autoregressive Graph Convolutional Long Short-Term Memory Hybrid Neural Network for Accurate Prediction of COVID-19 Cases. IEEE Trans. Comput. Soc. Syst. 10 (2) (2023)
Christos Korgialas, Constantine Kotropoulos
Electric Network Frequency Detection Using Least Absolute Deviations. ICASSP (2023)
Myrsini Ntemi, Constantine Kotropoulos
Online hotel rating prediction through a dynamic weighted ordered probit model. Digit. Signal Process. 120 (2022)
Rizos-Theodoros Chadoulis, Andreas Nikolaou, Constantine Kotropoulos
Authorship Attribution in Greek Literature Using Word Adjacencies. SETN (2022)
Evangelia Pantraki, Ioannis Tsingalis, Constantine Kotropoulos
Cross-lingual transfer learning: A PARAFAC2 approach. Pattern Recognit. Lett. 159 (2022)
Ioannis Sarridis, Georgios Karantaidis, Constantine Kotropoulos
Image Driven Optimal Personalized Route Recommendation. IVMSP (2022)
Ioannis Tsingalis, Constantine Kotropoulos, Anastasios Drosou, Dimitrios Tzovaras
Non-Negative Sparse PCA: An Intelligible Exact Approach. IEEE Trans. Emerg. Top. Comput. Intell. 6 (1) (2022)
Evangelia Pantraki, Constantine Kotropoulos
Face aging using global and pyramid generative adversarial networks. Mach. Vis. Appl. 32 (4) (2021)
Myrsini Ntemi, Constantine Kotropoulos
A Multi-step Ahead Dyadic Particle Filter for Price Prediction. EUSIPCO (2021)
Georgios Karantaidis, Constantine Kotropoulos
Blackman-Tukey spectral estimation and electric network frequency matching from power mains and speech recordings. IET Signal Process. 15 (6) (2021)
Ioannis Sarridis, Constantine Kotropoulos
Neural Factorization Applied to Interaction Matrix for Recommendation. EUSIPCO (2021)
Myrsini Ntemi, Constantine Kotropoulos
A jump-diffusion particle filter for price prediction. Signal Process. 183 (2021)
Georgios Karantaidis, Ioannis Sarridis, Constantine Kotropoulos
Adaptive hypergraph learning with multi-stage optimizations for image and tag recommendation. Signal Process. Image Commun. 97 (2021)
Emmanouil Gionanidis, Constantine Kotropoulos, Myrsini Ntemi
Opinion Recommendation Using Coverage for Adaptive Prediction. MLSP (2021)
Georgios Karantaidis, Constantine Kotropoulos
An Automated Approach for Electric Network Frequency Estimation in Static and Non-Static Digital Video Recordings. J. Imaging 7 (10) (2021)
Fotios D. Mandanas, Constantine Kotropoulos
Subspace Learning and Feature Selection via Orthogonal Mapping. IEEE Trans. Signal Process. 68 (2020)
Anastasia-Sotiria Toufa, Constantine Kotropoulos
Digit Recognition Applied to Reconstructed Audio Signals Using Deep Learning. ICPR (2020)
Myrsini Ntemi, Constantine Kotropoulos
A dynamic dyadic particle filter for price prediction. Signal Process. 167 (2020)
Nikos Bartziokas, Thanassis Mavropoulos, Constantine Kotropoulos
Datasets and Performance Metrics for Greek Named Entity Recognition. SETN (2020)
George Karantaidis, Ioannis Sarridis, Constantine Kotropoulos
Block Randomized Optimization for Adaptive Hypergraph Learning. ICIP (2019)
Myrsini Ntemi, Constantine Kotropoulos
A Dyadic Particle Filter for Price Prediction. EUSIPCO (2019)
Ioannis Tsingalis, Constantine Kotropoulos
A Simple Algorithm for Non-Negative Sparse Principal Component Analysis. ICIP (2019)
George Karantaidis, Constantine Kotropoulos
Efficient Capon-Based Approach Exploiting Temporal Windowing for Electric Network Frequency Estimation. MLSP (2019)
Georgios Karantaidis, Constantine Kotropoulos
Efficient Capon-Based Approach Exploiting Temporal Windowing For Electric Network Frequency Estimation. CoRR (2019)
Georgios Karantaidis, Ioannis Sarridis, Constantine Kotropoulos
Block Randomized Optimization for Adaptive Hypergraph Learning. CoRR (2019)
Evangelia Pantraki, Constantine Kotropoulos, Andreas Lanitis
Leveraging Image-to-image Translation Generative Adversarial Networks for Face Aging. ICASSP (2019)
Myrsini Ntemi, Constantine Kotropoulos, Emmanouil Gionanidis
A Weighted Ordered Probit Collaborative Kalman Filter For Hotel Rating Prediction. MLSP (2019)
Fotios D. Mandanas, Constantine Kotropoulos
norm regularization. Pattern Recognit. 73 (2018)
Myrsini Ntemi, Constantine Kotropoulos
Prediction Methods for Time Evolving Dyadic Processes. EUSIPCO (2018)
Evangelia Pantraki, Constantine Kotropoulos
Face Aging as Image-to-Image Translation Using Shared-Latent Space Generative Adversarial Networks. GlobalSIP (2018)
Georgios Karantaidis, Constantine Kotropoulos
Assessing spectral estimation methods for electric network frequency extraction. PCI (2018)
Evangelia Pantraki, Constantine Kotropoulos
Multi-way regression for age prediction exploiting speech and face image information. EUSIPCO (2017)
Evangelia Pantraki, Constantine Kotropoulos, Andreas Lanitis
Age interval and gender prediction using PARAFAC2 and SVMs based on visual and aural features. IET Biom. 6 (4) (2017)
Fotios D. Mandanas, Constantine Kotropoulos
Robust multidimensional scaling employing M-estimators and nuclear norm regularization. GlobalSIP (2017)
Fotios D. Mandanas, Constantine Kotropoulos
Using marginal median and block least mean squares in mobile adaptive networks. GlobalSIP (2017)
Vasileios Gavriilidis, Anastasios Tefas, Constantine Kotropoulos, Nikos Nikolaidis
Enhanced similarities for a music Recommender System. DMIAF (2016)
Eftychia Fotiadou, Nikoletta Bassiou, Constantine Kotropoulos
Greek folk music classification using auditory cortical representations. EUSIPCO (2016)
Aikaterini Chasapi, Constantine Kotropoulos, Konstantinos Pliakos
Adaptive algorithms for hypergraph learning. ICASSP (2016)
Paschalina Medentzidou, Constantine Kotropoulos
Restoration of missing data in Greek folk music by interpolation techniques. DMIAF (2016)
Evangelia Pantraki, Constantine Kotropoulos, Andreas Lanitis
Age interval and gender prediction using PARAFAC2 applied to speech utterances. IWBF (2016)
Ruizhe Li, Constantine Kotropoulos, Chang-Tsun Li, Yu Guan
Random subspace method for source camera identification. MLSP (2015)
Konstantinos Pliakos, Constantine Kotropoulos
Building an Image Annotation and Tourism Recommender System. Int. J. Artif. Intell. Tools 24 (5) (2015)
Panagiotis Barmpoutis, Constantine Kotropoulos, Konstantinos Pliakos
Image tag recommendation based on novel tensor structures and their decompositions. ISPA (2015)
Konstantinos Pliakos, Constantine Kotropoulos
Weight estimation in hypergraph learning. ICASSP (2015)
Nikoletta Bassiou, Constantine Kotropoulos, Anastasios Papazoglou-Chalikias
Greek folk music classification into two genres using lyrics and audio via canonical correlation analysis. ISPA (2015)
Fotios D. Mandanas, Constantine Kotropoulos
Correntropy based robust multidimensional scaling applied to faces. IWBF (2015)
Evangelia Pantraki, Constantine Kotropoulos
Automatic image tagging and recommendation via PARAFAC2. MLSP (2015)
Paschalina Medentzidou, Constantine Kotropoulos
Video summarization based on shot boundary detection with penalized contrasts. ISPA (2015)
Fotios D. Mandanas, Constantine Kotropoulos
A maximum correntropy criterion for robust multidimensional scaling. ICASSP (2015)
Michail Panagopoulos, Constantine Kotropoulos
Image tagging using tensor decomposition. IISA (2015)
Konstantinos Pliakos, Constantine Kotropoulos
Social image search exploiting joint visual-textual information within a fuzzy hypergraph framework. MMSP (2014)
Emmanouil Giouvanakis, Constantine Kotropoulos
Boosting the weights of positive words in image retrieval. EUSIPCO (2014)
Yannis Panagakis, Constantine Kotropoulos
Elastic Net subspace clustering applied to pop/rock music structure analysis. Pattern Recognit. Lett. 38 (2014)
Emmanouil Giouvanakis, Constantine Kotropoulos
Saliency map driven image retrieval combining the bag-of-words model and PLSA. DSP (2014)
Nikoletta Bassiou, Constantine Kotropoulos, Ioannis Pitas
Greek folk music denoising under a symmetric α-stable noise assumption. QSHINE (2014)
Konstantinos Pliakos, Constantine Kotropoulos
Personalized music tagging using ranking on hypergraphs. ISCCSP (2014)
Konstantinos Pliakos, Constantine Kotropoulos
Simultaneous image tagging and geo-location prediction within hypergraph ranking framework. ICASSP (2014)
Konstantinos Pliakos, Constantine Kotropoulos
Simultaneous Image Clustering, Classification and Annotation for Tourism Recommendation. SETN (2014)
Konstantinos Pliakos, Constantine Kotropoulos
PLSA driven image annotation, classification, and tourism recommendation. ICIP (2014)
Yannis Panagakis, Constantine Kotropoulos, Gonzalo R. Arce
Music genre classification via joint sparse low-rank representation of audio features. IEEE ACM Trans. Audio Speech Lang. Process. 22 (12) (2014)
Nikoletta Bassiou, Constantine Kotropoulos
Musical Audio Denoising Assuming Symmetric α-Stable Noise. ICMC (2014)
Constantine Kotropoulos, Konstantinos Pitas
Subspace clustering applied to face images. IWBF (2014)
Constantine Kotropoulos, Stamatios Samaras
Mobile phone identification using recorded speech signals. DSP (2014)
Nikoletta K. Bassiou, Constantine Kotropoulos
Online PLSA: Batch Updating Techniques Including Out-of-Vocabulary Words. IEEE Trans. Neural Networks Learn. Syst. 25 (11) (2014)
Constantine Kotropoulos
Source phone identification using sketches of features. IET Biom. 3 (2) (2014)
Konstantinos Pliakos, Constantine Kotropoulos
Personalized and geo-referenced image recommendation using unified hypergraph learning and group sparsity optimization. ISCCSP (2014)
Yannis Panagakis, Constantine Kotropoulos
Music classification by low-rank semantic mappings. EURASIP J. Audio Speech Music. Process. 2013 (2013)
Emmanouil Giouvanakis, Constantine Kotropoulos, Antonis Theodoridis, Ioannis Pitas
A game with a purpose for annotating Greek folk music in a web content management system. DSP (2013)
Antonis Theodoridis, Constantine Kotropoulos, Yannis Panagakis
Music recommendation using hypergraphs and group sparsity. ICASSP (2013)
Yannis Panagakis, Constantine Kotropoulos
Telephone Handset Identification by Collaborative Representations. Int. J. Digit. Crime Forensics 5 (4) (2013)
Nikoletta Bassiou, Constantine Kotropoulos, Evangelia Koliopoulou
Symmetric α-stable sparse linear regression for musical audio denoising. ISPA (2013)
Constantine Kotropoulos
Telephone handset identification using sparse representations of spectral feature sketches. IWBF (2013)
Yannis Panagakis, Constantine Kotropoulos
Telephone handset identification by feature selection and sparse representations. WIFS (2012)
Yannis Panagakis, Constantine Kotropoulos
Automatic telephone handset identification by sparse representation of random spectral features. MM&Sec (2012)
Yannis Panagakis, Constantine Kotropoulos
Automatic music tagging by low-rank representation. ICASSP (2012)
Yannis Panagakis, Constantine Kotropoulos
Music structure analysis by subspace modeling. EUSIPCO (2012)
Yannis Panagakis, Constantine Kotropoulos
Music Structure Analysis by Ridge Regression of Beat-synchronous Audio Features. ISMIR (2012)
Yannis Panagakis, Constantine Kotropoulos, Gonzalo R. Arce
l1-Graph Based Music Structure Analysis. ISMIR (2011)
Nikoletta Bassiou, Constantine Kotropoulos
RPLSA: A novel updating scheme for Probabilistic Latent Semantic Analysis. Comput. Speech Lang. 25 (4) (2011)
Yannis Panagakis, Constantine Kotropoulos
Automatic music tagging via PARAFAC2. ICASSP (2011)
Nikoletta Bassiou, Constantine Kotropoulos
Long distance bigram models applied to word clustering. Pattern Recognit. 44 (1) (2011)
Yannis Panagakis, Constantine Kotropoulos
Automatic music mood classification via Low-Rank Representation. EUSIPCO (2011)
Constantine Kotropoulos, Gonzalo R. Arce, Yannis Panagakis
Ensemble Discriminant Sparse Projections Applied to Music Genre Classification. ICPR (2010)
Yannis Panagakis, Constantine Kotropoulos, Gonzalo R. Arce
Sparse multi-label linear embedding nonnegative tensor factorization for automatic music tagging. EUSIPCO (2010)
Margarita Kotti, Fabio Paternò, Constantine Kotropoulos
Speaker-independent negative emotion recognition. CIP (2010)
Nikoletta Bassiou, Vassiliki Moschou, Constantine Kotropoulos
Speaker Diarization Exploiting the Eigengap Criterion and Cluster Ensembles. IEEE Trans. Speech Audio Process. 18 (8) (2010)

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Publication Activity (10 Years)

Top Topics

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Constantine Kotropoulos