Liviu-Daniel Stefan

According to our database, Liviu-Daniel Stefan authored at least 33 papers between 2017 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

A Review of Computational Memorability: A Benchmark Framework.

Mihai Gabriel Constantin, Claire-Hélène Demarty, Camilo Fosco, Sebastian Halder, Graham Healy, Bogdan Ionescu, Stefan Valentin Luncanu, Iván Martín-Fernández, Ana Matran-Fernandez, Rukiye Savran Kiziltepe, Alan F. Smeaton, Liviu-Daniel Stefan, Lorin Sweeney, Alba García Seco de Herrera

Int. J. Comput. Vis., June, 2026

ImageCLEF 2026: Multimodal Challenges in Medicine, Science, Agritech, and Security.

Bogdan Ionescu, Henning Müller, Dan-Cristian Stanciu, Ahmedkhan Radzhabov, Alba García Seco de Herrera, Alexandra-Georgiana Andrei, Alexandra Baicoianu, Ana Neacsu, Andrea M. Storås, Asma Ben Abacha, Benjamin Bracke, Lea Reinartz, Benjamin Lecouteux, Christoph M. Friedrich, Cynthia Sabrina Schmidt, Corneliu Florea, Diandra Fabre, Didier Schwab, Dimitar Dimitrov, Emmanuelle Esperança-Rodier, Mihai Gabriel Constantin, Hendrik Damm, Henning Schäfer, Ivan Koychev, Josiane Mothe, Liviu-Daniel Stefan, Maja J. Hjuler, Mehmet Kurt, Meliha Yetisgen, Michael A. Riegler, Mihai Dogariu, Mihai Ivanovici, Ming Shan Hee, Mohammad El Sakka, Momina Ahsan, Obioma Pelka, Pål Halvorsen, Preslav Nakov, Raphael Brüngel, Sarfraz Ahmad, Steven Alexander Hicks, Sushant Gautam, Tabea Margareta Grace Pakull, Bahadir Eryilmaz, Vajira Thambawita, Vassili Kovalev, Wen-Wai Yim, Yuri Prokopchuk, Zhuohan Xie

Proceedings of the Advances in Information Retrieval, 2026

2025

Exploring Generative Adversarial Networks for Augmenting Network Intrusion Detection Tasks.

Mihai Gabriel Constantin, Dan-Cristian Stanciu, Liviu-Daniel Stefan, Mihai Dogariu, Dan Mihailescu, George Ciobanu, Matt Bergeron, Winston Liu, Konstantin Belov, Octavian Radu, Bogdan Ionescu

ACM Trans. Multim. Comput. Commun. Appl., January, 2025

ImageCLEF 2025: Multimedia Retrieval in Medical, Social Media and Content Recommendation Applications.

Bogdan Ionescu, Henning Müller, Dan-Cristian Stanciu, Ahmad Idrissi-Yaghir, Ahmedkhan Radzhabov, Alba García Seco de Herrera, Alexandra Andrei, Andrea M. Storås, Asma Ben Abacha, Benjamin Bracke, Benjamin Lecouteux, Benno Stein, Cécile Macaire, Christoph M. Friedrich, Cynthia Sabrina Schmidt, Diandra Fabre, Didier Schwab, Dimitar Dimitrov, Emmanuelle Esperança-Rodier, Mihai Gabriel Constantin, Helmut Becker, Hendrik Damm, Henning Schäfer, Ivan Rodkin, Ivan Koychev, Johannes Kiesel, Johannes Rückert, Josep Malvehy, Liviu-Daniel Stefan, Louise Bloch, Martin Potthast, Maximilian Heinrich, Michael A. Riegler, Mihai Dogariu, Noel Codella, Pål Halvorsen, Preslav Nakov, Raphael Brüngel, Roberto A. Novoa, Rocktim Jyoti Das, Steven Alexander Hicks, Sushant Gautam, Tabea Margareta Grace Pakull, Vajira Thambawita, Vassili Kovalev, Wen-Wai Yim, Zhuohan Xie

Proceedings of the Advances in Information Retrieval, 2025

Overview of ImageCLEF 2025: Multimedia Retrieval in Medical, Social Media and Content Recommendation Applications.

Bogdan Ionescu, Henning Müller, Dan-Cristian Stanciu, Alexandra-Georgiana Andrei, Ahmedkhan Radzhabov, Yuri Prokopchuk, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Mihai Dogariu, Vassili Kovalev, Hendrik Damm, Johannes Rückert, Asma Ben Abacha, Alba Garcia Seco de Herrera, Christoph M. Friedrich, Louise Bloch, Raphael Brüngel, Ahmad Idrissi-Yaghir, Henning Schäfer, Cynthia Sabrina Schmidt, Tabea Margareta Grace Pakull, Benjamin Bracke, Obioma Pelka, Bahadir Eryilmaz, Helmut Becker, Wen-Wai Yim, Noel Codella, Roberto A. Novoa, Josep Malvehy, Dimitar Dimitrov, Rocktim Jyoti Das, Zhuohan Xie, Ming Shan Hee, Preslav Nakov, Ivan Koychev, Steven Alexander Hicks, Sushant Gautam, Michael A. Riegler, Vajira Thambawita, Pål Halvorsen, Diandra Fabre, Cécile Macaire, Benjamin Lecouteux, Didier Schwab, Martin Potthast, Maximilian Heinrich, Johannes Kiesel, Moritz Wolter, Sharat Anand, Benno Stein

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2025

AI Multimedia Lab at ImageCLEFmedical GANs 2025: Identifying Real-Image Usage in Generated Medical Images.

Alexandra-Georgiana Andrei, Mihai Gabriel Constantin, Mihai Dogariu, Liviu-Daniel Stefan, Bogdan Ionescu

Proceedings of the Working Notes of the Conference and Labs of the Evaluation Forum, 2025

Overview of the ImageCLEFMedical 2025 GANs Task: Training Data Analysis and Fingerprint Detection.

Alexandra-Georgiana Andrei, Mihai Gabriel Constantin, Mihai Dogariu, Ahmedkhan Radzhabov, Liviu-Daniel Stefan, Yuri Prokopchuk, Vassili Kovalev, Henning Müller, Bogdan Ionescu

Proceedings of the Working Notes of the Conference and Labs of the Evaluation Forum, 2025

2024

Deepfake Sentry: Harnessing Ensemble Intelligence for Resilient Detection and Generalisation.

Liviu-Daniel Stefan, Dan-Cristian Stanciu, Mihai Dogariu, Mihai Gabriel Constantin, Andrei Cosmin Jitaru, Bogdan Ionescu

CoRR, 2024

2023

ImageCLEF 2023 Highlight: Multimedia Retrieval in Medical, Social Media and Content Recommendation Applications.

Bogdan Ionescu, Henning Müller, Ana-Maria Claudia Dragulinescu, Adrian Popescu, Ahmad Idrissi-Yaghir, Alba García Seco de Herrera, Alexandra Andrei, Alexandru Stan, Andrea M. Storås, Asma Ben Abacha, Christoph M. Friedrich, George Ioannidis, Griffin Adams, Henning Schäfer, Hugo Manguinhas, Ihar Filipovich, Ioan Coman, Jérôme Deshayes, Johanna Schöler, Johannes Rückert, Liviu-Daniel Stefan, Louise Bloch, Meliha Yetisgen, Michael A. Riegler, Mihai Dogariu, Mihai Gabriel Constantin, Neal Snider, Nikolaos Papachrysos, Pål Halvorsen, Raphael Brüngel, Serge Kozlovski, Steven Hicks, Thomas de Lange, Vajira Thambawita, Vassili Kovalev, Wen-Wai Yim

Proceedings of the Advances in Information Retrieval, 2023

Overview of ImageCLEFfusion 2023 Task - Testing Ensembling Methods in Diverse Scenarios.

Liviu-Daniel Stefan, Mihai Gabriel Constantin, Mihai Dogariu, Bogdan Ionescu

Proceedings of the Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2023), 2023

Overview of the ImageCLEF 2023: Multimedia Retrieval in Medical, Social Media and Internet Applications.

Bogdan Ionescu, Henning Müller, Ana-Maria Dragulinescu, Wen-Wai Yim, Asma Ben Abacha, Neal Snider, Griffin Adams, Meliha Yetisgen, Johannes Rückert, Alba García Seco de Herrera, Christoph M. Friedrich, Louise Bloch, Raphael Brüngel, Ahmad Idrissi-Yaghir, Henning Schäfer, Steven Alexander Hicks, Michael A. Riegler, Vajira Thambawita, Andrea M. Storås, Pål Halvorsen, Nikolaos Papachrysos, Johanna Schöler, Debesh Jha, Alexandra-Georgiana Andrei, Ioan Coman, Vassili Kovalev, Ahmedkhan Radzhabov, Yuri Prokopchuk, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Mihai Dogariu, Jérôme Deshayes, Adrian Popescu

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2023

2022

Generation of Realistic Synthetic Financial Time-series.

Mihai Dogariu, Liviu-Daniel Stefan, Bogdan Andrei Boteanu, Claudiu Lamba, Bomi Kim, Bogdan Ionescu

ACM Trans. Multim. Comput. Commun. Appl., 2022

Affect in Multimedia: Benchmarking Violent Scenes Detection.

Mihai Gabriel Constantin, Liviu-Daniel Stefan, Bogdan Ionescu, Claire-Hélène Demarty, Mats Sjöberg, Markus Schedl, Guillaume Gravier

IEEE Trans. Affect. Comput., 2022

Face Verification with Challenging Imposters and Diversified Demographics.

Adrian Popescu, Liviu-Daniel Stefan, Jérôme Deshayes-Chossart, Bogdan Ionescu

Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision, 2022

ImageCLEF 2022: Multimedia Retrieval in Medical, Nature, Fusion, and Internet Applications.

Alba Garcia Seco de Herrera, Bogdan Ionescu, Henning Müller, Renaud Péteri, Asma Ben Abacha, Christoph M. Friedrich, Johannes Rückert, Louise Bloch, Raphael Brüngel, Ahmad Idrissi-Yaghir, Henning Schäfer, Serge Kozlovski, Yashin Dicente Cid, Vassili Kovalev, Jon Chamberlain, Adrian F. Clark, Antonio Campello, Hugo Schindler, Jérôme Deshayes, Adrian Popescu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Mihai Dogariu

Proceedings of the Advances in Information Retrieval, 2022

Overview of ImageCLEFfusion 2022 Task - Ensembling Methods for Media Interestingness Prediction and Result Diversification.

Liviu-Daniel Stefan, Mihai Gabriel Constantin, Mihai Dogariu, Bogdan Ionescu

Proceedings of the Working Notes of CLEF 2022 - Conference and Labs of the Evaluation Forum, Bologna, Italy, September 5th - to, 2022

Overview of the ImageCLEF 2022: Multimedia Retrieval in Medical, Social Media and Nature Applications.

Bogdan Ionescu, Henning Müller, Renaud Péteri, Johannes Rückert, Asma Ben Abacha, Alba Garcia Seco de Herrera, Christoph M. Friedrich, Louise Bloch, Raphael Brüngel, Ahmad Idrissi-Yaghir, Henning Schäfer, Serge Kozlovski, Yashin Dicente Cid, Vassili Kovalev, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Mihai Dogariu, Adrian Popescu, Jérôme Deshayes-Chossart, Hugo Schindler, Jon Chamberlain, Antonio Campello, Adrian F. Clark

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2022

AIMultimediaLab at ImageCLEFfusion 2022: DeepFusion Methods for Ensembling in Diverse Scenarios.

Mihai Gabriel Constantin, Liviu-Daniel Stefan, Mihai Dogariu, Bogdan Ionescu

Proceedings of the Working Notes of CLEF 2022 - Conference and Labs of the Evaluation Forum, Bologna, Italy, September 5th - to, 2022

2021

Visual Interestingness Prediction: A Benchmark Framework and Literature Review.

Mihai Gabriel Constantin, Liviu-Daniel Stefan, Bogdan Ionescu, Ngoc Q. K. Duong, Claire-Hélène Demarty, Mats Sjöberg

Int. J. Comput. Vis., 2021

DeepFusion: Deep Ensembles for Domain Independent System Fusion.

Mihai Gabriel Constantin, Liviu-Daniel Stefan, Bogdan Ionescu

Proceedings of the MultiMedia Modeling - 27th International Conference, 2021

Towards Realistic Financial Time Series Generation via Generative Adversarial Learning.

Mihai Dogariu, Liviu-Daniel Stefan, Bogdan Andrei Boteanu, Claudiu Lamba, Bogdan Ionescu

Proceedings of the 29th European Signal Processing Conference, 2021

The 2021 ImageCLEF Benchmark: Multimedia Retrieval in Medical, Nature, Internet and Social Media Applications.

Bogdan Ionescu, Henning Müller, Renaud Péteri, Asma Ben Abacha, Dina Demner-Fushman, Sadid A. Hasan, Mourad Sarrouti, Obioma Pelka, Christoph M. Friedrich, Alba Garcia Seco de Herrera, Janadhip Jacutprakart, Vassili Kovalev, Serge Kozlovski, Vitali Liauchuk, Yashin Dicente Cid, Jon Chamberlain, Adrian F. Clark, Antonio Campello, Hassan Moustahfid, Thomas Oliver, Abigail Schulz, Paul Brie, Raul Berari, Dimitri Fichou, Andrei Tauteanu, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Jérôme Deshayes, Adrian Popescu

Proceedings of the Advances in Information Retrieval, 2021

Overview of the ImageCLEF 2021: Multimedia Retrieval in Medical, Nature, Internet and Social Media Applications.

Bogdan Ionescu, Henning Müller, Renaud Péteri, Asma Ben Abacha, Mourad Sarrouti, Dina Demner-Fushman, Sadid A. Hasan, Serge Kozlovski, Vitali Liauchuk, Yashin Dicente Cid, Vassili Kovalev, Obioma Pelka, Alba García Seco de Herrera, Janadhip Jacutprakart, Christoph M. Friedrich, Raul Berari, Andrei Tauteanu, Dimitri Fichou, Paul Brie, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Jon Chamberlain, Antonio Campello, Adrian F. Clark, Thomas Oliver, Hassan Moustahfid, Adrian Popescu, Jerome Deshayes-Chossart

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2021

Overview of the 2021 ImageCLEFdrawnUI Task: Detection and Recognition of Hand Drawn and Digital Website UIs.

Raul Berari, Andrei Tauteanu, Dimitri Fichou, Paul Brie, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Bogdan Ionescu

Proceedings of the Working Notes of CLEF 2021 - Conference and Labs of the Evaluation Forum, Bucharest, Romania, September 21st - to, 2021

2020

System Fusion with Deep Ensembles.

Liviu-Daniel Stefan, Mihai Gabriel Constantin, Bogdan Ionescu

Proceedings of the 2020 on International Conference on Multimedia Retrieval, 2020

Deep Learning-based Person Search with Visual Attention Embedding.

Liviu-Daniel Stefan, Seila Abdulamit, Mihai Dogariu, Mihai Gabriel Constantin, Bogdan Ionescu

Proceedings of the 13th International Conference on Communications, 2020

Human-Object Interaction: Application to Abandoned Luggage Detection in Video Surveillance Scenarios.

Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Bogdan Ionescu

Proceedings of the 13th International Conference on Communications, 2020

ImageCLEF 2020: Multimedia Retrieval in Lifelogging, Medical, Nature, and Internet Applications.

Bogdan Ionescu, Henning Müller, Renaud Péteri, Duc-Tien Dang-Nguyen, Liting Zhou, Luca Piras, Michael Riegler, Pål Halvorsen, Minh-Triet Tran, Mathias Lux, Cathal Gurrin, Jon Chamberlain, Adrian F. Clark, Antonio Campello, Alba Garcia Seco de Herrera, Asma Ben Abacha, Vivek V. Datla, Sadid A. Hasan, Joey Liu, Dina Demner-Fushman, Obioma Pelka, Christoph M. Friedrich, Yashin Dicente Cid, Serge Kozlovski, Vitali Liauchuk, Vassili Kovalev, Raul Berari, Paul Brie, Dimitri Fichou, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin

Proceedings of the Advances in Information Retrieval, 2020

Overview of the ImageCLEF 2020: Multimedia Retrieval in Medical, Lifelogging, Nature, and Internet Applications.

Bogdan Ionescu, Henning Müller, Renaud Péteri, Asma Ben Abacha, Vivek V. Datla, Sadid A. Hasan, Dina Demner-Fushman, Serge Kozlovski, Vitali Liauchuk, Yashin Dicente Cid, Vassili Kovalev, Obioma Pelka, Christoph M. Friedrich, Alba García Seco de Herrera, Van-Tu Ninh, Tu-Khiem Le, Liting Zhou, Luca Piras, Michael Riegler, Pål Halvorsen, Minh-Triet Tran, Mathias Lux, Cathal Gurrin, Duc-Tien Dang-Nguyen, Jon Chamberlain, Adrian F. Clark, Antonio Campello, Dimitri Fichou, Raul Berari, Paul Brie, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin

Proceedings of the Experimental IR Meets Multilinguality, Multimodality, and Interaction, 2020

Overview of the 2020 ImageCLEFdrawnUI Task: Detection and Recognition of Hand Drawn Website UIs.

Dimitri Fichou, Raul Berari, Paul Brie, Mihai Dogariu, Liviu-Daniel Stefan, Mihai Gabriel Constantin, Bogdan Ionescu

Proceedings of the Working Notes of CLEF 2020, 2020

2017

UPB HES SO @ PlantCLEF 2017: Automatic Plant Image Identification using Transfer Learning via Convolutional Neural Networks.

Alexandru Toma, Liviu-Daniel Stefan, Bogdan Ionescu

Proceedings of the Working Notes of CLEF 2017, 2017

Generating Captions for Medical Images with a Deep Learning Multi-hypothesis Approach: ImageCLEF 2017 Caption Task.

Liviu-Daniel Stefan, Bogdan Ionescu, Henning Müller

Proceedings of the Working Notes of CLEF 2017, 2017

Finding and Classifying Tuberculosis Types for a Targeted Treatment: MedGIFT-UPB Participation in the ImageCLEF 2017 Tuberculosis Task.

Liviu-Daniel Stefan, Yashin Dicente Cid, Oscar Alfonso Jiménez del Toro, Bogdan Ionescu, Henning Müller

Proceedings of the Working Notes of CLEF 2017, 2017