Giorgos Kordopatis-Zilos

According to our database, Giorgos Kordopatis-Zilos authored at least 34 papers between 2013 and 2024.

Collaborative distances:

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

2024

Fusion Transformer with Object Mask Guidance for Image Forgery Analysis.

Dimitrios Karageorgiou, Giorgos Kordopatis-Zilos, Symeon Papadopoulos

CoRR, 2024

2023

The 2023 Video Similarity Dataset and Challenge.

Ed Pizzi, Giorgos Kordopatis-Zilos, Hiral Patel, Gheorghe Postelnicu, Sugosh Nagavara Ravindra, Akshay Gupta, Symeon Papadopoulos, Giorgos Tolias, Matthijs Douze

CoRR, 2023

Test-time Training for Matching-based Video Object Segmentation.

Juliette Bertrand, Giorgos Kordopatis-Zilos, Yannis Kalantidis, Giorgos Tolias

Proceedings of the Advances in Neural Information Processing Systems 36: Annual Conference on Neural Information Processing Systems 2023, 2023

A Multi-Stream Fusion Network for Image Splicing Localization.

Maria Siopi, Giorgos Kordopatis-Zilos, Polychronis Charitidis, Ioannis Kompatsiaris, Symeon Papadopoulos

Proceedings of the MultiMedia Modeling - 29th International Conference, 2023

Improving Synthetically Generated Image Detection in Cross-Concept Settings.

Pantelis Dogoulis, Giorgos Kordopatis-Zilos, Ioannis Kompatsiaris, Symeon Papadopoulos

Proceedings of the 2nd ACM International Workshop on Multimedia AI against Disinformation, 2023

MAD '23 Workshop: Multimedia AI against Disinformation.

Luca Cuccovillo, Bogdan Ionescu, Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Adrian Popescu

Proceedings of the 2023 ACM International Conference on Multimedia Retrieval, 2023

Self-Supervised Video Similarity Learning.

Giorgos Kordopatis-Zilos, Giorgos Tolias, Christos Tzelepis, Ioannis Kompatsiaris, Ioannis Patras, Symeon Papadopoulos

Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2023

2022

DnS: Distill-and-Select for Efficient and Accurate Video Indexing and Retrieval.

Giorgos Kordopatis-Zilos, Christos Tzelepis, Symeon Papadopoulos, Ioannis Kompatsiaris, Ioannis Patras

Int. J. Comput. Vis., 2022

MINTIME: Multi-Identity Size-Invariant Video Deepfake Detection.

Davide Alessandro Coccomini, Giorgos Kordopatis-Zilos, Giuseppe Amato, Roberto Caldelli, Fabrizio Falchi, Symeon Papadopoulos, Claudio Gennaro

CoRR, 2022

Leveraging Selective Prediction for Reliable Image Geolocation.

Apostolos Panagiotopoulos, Giorgos Kordopatis-Zilos, Symeon Papadopoulos

Proceedings of the MultiMedia Modeling - 28th International Conference, 2022

MAD '22 Workshop: Multimedia AI against Disinformation.

Bogdan Ionescu, Giorgos Kordopatis-Zilos, Adrian Popescu, Luca Cuccovillo, Symeon Papadopoulos

Proceedings of the ICMR '22: International Conference on Multimedia Retrieval, Newark, NJ, USA, June 27, 2022

The MeVer DeepFake Detection Service: Lessons Learnt from Developing and Deploying in the Wild.

Spiros Baxevanakis, Giorgos Kordopatis-Zilos, Panagiotis Galopoulos, Lazaros Apostolidis, Killian Levacher, Ipek Baris Schlicht, Denis Teyssou, Ioannis Kompatsiaris, Symeon Papadopoulos

Proceedings of the MAD@ICMR 2022: Proceedings of the 1st International Workshop on Multimedia AI against Disinformation, Newark, NJ, USA, June 27, 2022

2021

Fine-grained Incident Video Retrieval with video similarity learning.

Giorgos Kordopatis-Zilos

PhD thesis, 2021

Products-6K: A Large-Scale Groceries Product Recognition Dataset.

Kostas Georgiadis, Giorgos Kordopatis-Zilos, Fotis Kalaganis, Panagiotis Migkotzidis, Elisavet Chatzilari, Valasia Panakidou, Kyriakos Pantouvakis, Savvas Tortopidis, Symeon Papadopoulos, Spiros Nikolopoulos, Ioannis Kompatsiaris

Proceedings of the PETRA '21: The 14th PErvasive Technologies Related to Assistive Environments Conference, Virtual Event, Greece, 29 June, 2021

Leveraging EfficientNet and Contrastive Learning for Accurate Global-scale Location Estimation.

Giorgos Kordopatis-Zilos, Panagiotis Galopoulos, Symeon Papadopoulos, Ioannis Kompatsiaris

Proceedings of the ICMR '21: International Conference on Multimedia Retrieval, 2021

Operation-wise Attention Network for Tampering Localization Fusion.

Polychronis Charitidis, Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Kompatsiaris

Proceedings of the 18th International Conference on Content-Based Multimedia Indexing, 2021

2020

A Face Preprocessing Approach for Improved DeepFake Detection.

Polychronis Charitidis, Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Kompatsiaris

CoRR, 2020

Investigating the Impact of Pre-processing and Prediction Aggregation on the DeepFake Detection Task.

Polychronis Charitidis, Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Kompatsiaris

Proceedings of the 2020 Truth and Trust Online Conference (TTO 2020), 2020

MeVer Team Tackling Corona Virus and 5G Conspiracy Using Ensemble Classification Based on BERT.

Olga Papadopoulou, Giorgos Kordopatis-Zilos, Symeon Papadopoulos

Proceedings of the Working Notes Proceedings of the MediaEval 2020 Workshop, 2020

Audio-based Near-Duplicate Video Retrieval with Audio Similarity Learning.

Pavlos Avgoustinakis, Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Andreas L. Symeonidis, Ioannis Kompatsiaris

Proceedings of the 25th International Conference on Pattern Recognition, 2020

2019

FIVR: Fine-Grained Incident Video Retrieval.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Ioannis Kompatsiaris

IEEE Trans. Multim., 2019

Brenda Starr at SemEval-2019 Task 4: Hyperpartisan News Detection.

Olga Papadopoulou, Giorgos Kordopatis-Zilos, Markos Zampoglou, Symeon Papadopoulos, Yiannis Kompatsiaris

Proceedings of the 13th International Workshop on Semantic Evaluation, 2019

ViSiL: Fine-Grained Spatio-Temporal Video Similarity Learning.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Yiannis Kompatsiaris

Proceedings of the 2019 IEEE/CVF International Conference on Computer Vision, 2019

Finding Near-Duplicate Videos in Large-Scale Collections.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Ioannis Kompatsiaris

Proceedings of the Video Verification in the Fake News Era., 2019

2018

Location Extraction from Social Media: Geoparsing, Location Disambiguation, and Geotagging.

Stuart E. Middleton, Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Yiannis Kompatsiaris

ACM Trans. Inf. Syst., 2018

2017

Geotagging Text Content With Language Models and Feature Mining.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Kompatsiaris

Proc. IEEE, 2017

Near-Duplicate Video Retrieval by Aggregating Intermediate CNN Layers.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Yiannis Kompatsiaris

Proceedings of the MultiMedia Modeling - 23rd International Conference, 2017

Near-Duplicate Video Retrieval with Deep Metric Learning.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Ioannis Patras, Yiannis Kompatsiaris

Proceedings of the 2017 IEEE International Conference on Computer Vision Workshops, 2017

2016

In-depth Exploration of Geotagging Performance using Sampling Strategies on YFCC100M.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Yiannis Kompatsiaris

Proceedings of the 2016 ACM Workshop on Multimedia COMMONS, 2016

Placing Images with Refined Language Models and Similarity Search with PCA-reduced VGG Features.

Giorgos Kordopatis-Zilos, Adrian Popescu, Symeon Papadopoulos, Yiannis Kompatsiaris

Proceedings of the Working Notes Proceedings of the MediaEval 2016 Workshop, 2016

2015

Geotagging Social Media Content with a Refined Language Modelling Approach.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Yiannis Kompatsiaris

Proceedings of the Intelligence and Security Informatics - Pacific Asia Workshop, 2015

CERTH/CEA LIST at MediaEval Placing Task 2015.

Giorgos Kordopatis-Zilos, Adrian Popescu, Symeon Papadopoulos, Yiannis Kompatsiaris

Proceedings of the Working Notes Proceedings of the MediaEval 2015 Workshop, 2015

2014

SocialSensor at MediaEval Placing Task 2014.

Giorgos Kordopatis-Zilos, Giorgos Orfanidis, Symeon Papadopoulos, Yiannis Kompatsiaris

Proceedings of the Working Notes Proceedings of the MediaEval 2014 Workshop, 2014

2013

CERTH at MediaEval Placing Task 2013.

Giorgos Kordopatis-Zilos, Symeon Papadopoulos, Eleftherios Spyromitros Xioufis, Andreas L. Symeonidis, Yiannis Kompatsiaris

Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, 2013