Theodoros Semertzidis

32 papers A* 2B 3C 2Misc 2Journal 10Unranked 11
YearRankTypeTitle / Venue / Authors
2026 J jnl
Multi-Source Visual Language Model Fusion for Indoor Geolocation Reliability.
IEEE Access
Nikolaos Konstantinou, Theodoros Semertzidis, Petros Daras
2025 Misc conf
Designing AI Systems with Correction Mechanisms Towards Attack-Resilient Architectures.
CSR
Efi Kafali, Christoforos N. Spartalis, Theodoros Semertzidis, Charalampos Z. Patrikakis, Petros Daras
2025 J jnl
Dynamic Trade-Offs in Adversarial Training: Exploring Efficiency, Robustness, Forgetting, and Interpretability.
Neural Process. Lett.
Efi Kafali, Theodoros Semertzidis, Petros Daras
2025 A* conf
LoTUS: Large-Scale Machine Unlearning with a Taste of Uncertainty.
CVPR
Christoforos N. Spartalis, Theodoros Semertzidis, Efstratios Gavves, Petros Daras
2025 J jnl
LoTUS: Large-Scale Machine Unlearning with a Taste of Uncertainty.
CoRR
Christoforos N. Spartalis, Theodoros Semertzidis, Efstratios Gavves, Petros Daras
2025 J jnl
Unleashing Uncertainty: Efficient Machine Unlearning for Generative AI.
CoRR
Christoforos N. Spartalis, Theodoros Semertzidis, Petros Daras, Efstratios Gavves
2024 Misc conf
Building a Use Case-Driven Adversarial Threat Matrix: A Comprehensive Approach.
CSR
Prodromos Kiriakidis, Efi Kafali, Georgios Rizos, Antonis Voulgaridis, Theodoros Semertzidis, Stephane Gazut, Petros Daras, Konstantinos Votis
2024 J jnl
Defending Against AI Threats with a User-Centric Trustworthiness Assessment Framework.
Big Data Cogn. Comput.
Efi Kafali, Davy Preuveneers, Theodoros Semertzidis, Petros Daras
2023 — conf
Balancing XAI with Privacy and Security Considerations.
ESORICS Workshops (2)
Christoforos N. Spartalis, Theodoros Semertzidis, Petros Daras
2021 B conf
Delayed Adversarial Training with Non-Sequential Adversarial Epochs.
ICTAI
Efi Kafali, Theodoros Semertzidis, Petros Daras
2020 — conf
A Novel Multi-Modal Framework for Migrants Integration Based on AI Tools and Digital Companion.
ICME Workshops
David Martín-Gutiérrez, Gustavo Hernández-Peñaloza, Theodoros Semertzidis, Francisco Moreno, Michalis Lazaridis, Federico Álvarez, Petros Daras
2020 B conf
RobusterNet: Improving Copy-Move Forgery Detection with Volterra-based Convolutions.
ICPR
Efthimia Kafali, Nicholas Vretos, Theodoros Semertzidis, Petros Daras
2019 — conf
A Reliability Object Layer for Deep Hashing-Based Visual Indexing.
MMM (2)
Konstantinos Gkountakos, Theodoros Semertzidis, Georgios Th. Papadopoulos, Petros Daras
2019 — conf
Embedding Big Data in Graph Convolutional Networks.
ICE/ITMC
Gerasimos Palaiopanos, Panagiotis Stalidis, Nicholas Vretos, Theodoros Semertzidis, Petros Daras
2019 C conf
Forensic Analysis of Heterogeneous Social Media Data.
KEOD
Aikaterini Nikolaidou, Michalis Lazaridis, Theodoros Semertzidis, Apostolos Axenopoulos, Petros Daras
2019 — conf
evolve2vec: Learning Network Representations Using Temporal Unfolding.
MMM (1)
Nikolaos Bastas, Theodoros Semertzidis, Apostolos Axenopoulos, Petros Daras
2018 J jnl
Examining Deep Learning Architectures for Crime Classification and Prediction.
CoRR
Panagiotis Stalidis, Theodoros Semertzidis, Petros Daras
2017 — conf
DepthRank: Exploiting Temporality to Uncover Important Network Nodes.
SocInfo (2)
Nikolaos Bastas, Theodoros Semertzidis, Petros Daras
2017 — conf
Incorporation of semantic segmentation information in deep hashing techniques for image retrieval.
ICE/ITMC
Konstantinos Gkountakos, Theodoros Semertzidis, Georgios Th. Papadopoulos, Petros Daras
2017 — —
Multimedia big data analysis and retrieval
Theodoros Semertzidis
2016 J jnl
A Crowd-Powered System for Fashion Similarity Search.
ACM Trans. Intell. Syst. Technol.
Theodoros Semertzidis, Jasminko Novak, Michalis Lazaridis, Mark S. Melenhorst, Isabel Micheel, Dimitrios Michalopoulos, Martin Böckle, Michael G. Strintzis, Petros Daras
2016 — conf
Soft biometrics in low resolution and low quality CCTV videos.
ICDP
Theodoros Semertzidis, Apostolos Axenopoulos, P. Karadimos, Petros Daras
2015 J jnl
Large-scale spectral clustering based on pairwise constraints.
Inf. Process. Manag.
Theodoros Semertzidis, Dimitrios Rafailidis, Michael G. Strintzis, Petros Daras
2015 J jnl
The influence of image descriptors' dimensions' value cardinalities on large-scale similarity search.
Int. J. Multim. Inf. Retr.
Theodoros Semertzidis, Dimitrios Rafailidis, Michael Gerasimos Strintzis, Petros Daras
2013 — conf
A Data-Driven Approach for Social Event Detection.
MediaEval
Dimitrios Rafailidis, Theodoros Semertzidis, Michalis Lazaridis, Michael G. Strintzis, Petros Daras
2013 — ch.
Multimedia Indexing, Search, and Retrieval in Large Databases of Social Networks.
Social Media Retrieval
Theodoros Semertzidis, Dimitrios Rafailidis, Eleftherios Tiakas, Michael G. Strintzis, Petros Daras
2011 J jnl
Automatic creation of 3D environments from a single sketch using content-centric networks.
IEEE Commun. Mag.
Theodoros Semertzidis, Petros Daras, Paul Moore, Lambros Makris, Michael G. Strintzis
2010 — conf
Improved depth field estimation for autostereoscopic 3D-TV based on graph-cuts.
EuroITV
Kosmas Dimitropoulos, Theodoros Semertzidis, Nikos Grammalidis
2010 A* conf
Similarity content search in content centric networks.
ACM Multimedia
Petros Daras, Theodoros Semertzidis, Lambros Makris, Michael G. Strintzis
2009 B conf
Video and Signal Based Surveillance for Airport Applications.
AVSS
Kosmas Dimitropoulos, Theodoros Semertzidis, Nikolaos Grammalidis
2008 C conf
Intelligent traffic monitoring and surveillance with multiple cameras.
CBMI
Alexandra Koutsia, Theodoros Semertzidis, Kosmas Dimitropoulos, Nikos Grammalidis, Kyriakos Georgouleas
2008 — conf
Signal processing for a laser based air data system in commercial aircrafts.
EUSIPCO
Theodoros Katsibas, Theodoros Semertzidis, Xavier Lacondemine, Nikos Grammalidis