selected publications

• academic article

  • Understanding image-text relations and news values for multimodal news analysis.  Frontiers in Artificial Intelligence.  6. 2023
  • Multimodal news analytics using measures of cross-modal entity and context consistency.  International Journal of Multimedia Information Retrieval.  10:111-125. 2021
  • Deep learning for content-based video retrieval in film and television production.  Multimedia Tools and Applications.  76:22169-22194. 2017

• chapter

  • MM-Locate-News: Multimodal Focus Location Estimation in News.  MultiMedia Modeling. MMM 2023.. Springer, Cham. 204-216. 2023
  • Multimodal Geolocation Estimation of News Photos.  Advances in Information Retrieval. ECIR 2023.. Springer Berlin Heidelberg. 204-220. 2023
  • Quantifizierung der intermodalen Konsistenz von Nachrichten.  D22 (2021) - Ausgezeichnete Informatikdissertationen 2021. Bonn: Köllen Druck + Verlag GmbH. 221-230. 2022
  • Extraction of Positional Player Data from Broadcast Soccer Videos.  2022 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV). IEEE. 1463-1473. 2022
  • Interpretable Semantic Photo Geolocation.  2022 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV). IEEE. 1474-1484. 2022
  • MM-Claims: A Dataset for Multimodal Claim Detection in Social Media.  Findings of the Association for Computational Linguistics: NAACL 2022. 962-979. 2022
  • A Fair and Comprehensive Comparison of Multimodal Tweet Sentiment Analysis Methods.  Proceedings of the 2021 Workshop on Multi-Modal Pre-Training for Multimedia Understanding (MMPT '21), August 21, 2021, Taipei, Taiwan. 2021
  • GeoWINE: Geolocation based Wiki, Image, News and Event Retrieval.  International ACM SIGIR Conference on Research and Development in Information Retrieval 2021. 2021
  • On the Role of Images for Analyzing Claims in Social Media.  Proceedings of the 2nd International Workshop on Cross-lingual Event-centric Open Analytics co-located with the 30th The Web Conference (WWW 2021), Ljubljana, Slovenia, April 12, 2021. 32-46. 2021
  • Computational Approaches for the Interpretation of Image-Text Relations.  109-138. 2021
  • Image Analytics in Web Archives.  The Past Web. 141-151. 2021
  • Ontology-driven Event Type Classification in Images.  2021 IEEE Winter Conference on Applications of Computer Vision (WACV). 2927-2937. 2021
  • QuTI! Quantifying Text-Image Consistency in Multimodal Documents.  SIGIR '21: Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information Retrieval. 2575-2579. 2021
  • Unsupervised Training Data Generation of Handwritten Formulas using Generative Adversarial Networks with Self-Attention.  MMPT '21: Proceedings of the 2021 Workshop on Multi-Modal Pre-Training for Multimedia Understanding. 46-54. 2021
  • Visualizing Copyright-Protected Video Archive Content Through Similarity Search.  Linking Theory and Practice of Digital Libraries, 25th International Conference on Theory and Practice of Digital Libraries, TPDL 2021, Virtual Event, September 13–17, 2021, Proceedings. 123-127. 2021
  • Multimodal Analytics for Real-world News using Measures of Cross-modal Entity Consistency.  ICMR '20: Proceedings of the 2020 International Conference on Multimedia Retrieval. New York: ACM. 16-25. 2020
  • SlideImages: A Dataset for Educational Image Classification.  Advances in Information Retrieval: 42nd European Conference on IR Research, ECIR 2020, Lisbon, Portugal, April 14–17, 2020, Proceedings, Part I. 289-296. 2020
  • "Does 4-4-2 exist?" --.  MMSports '19: Proceedings Proceedings of the 2nd International Workshop on Multimedia Content Analysis in Sports. ACM. 25-33. 2019
  • Finding Person Relations in Image Data of News Collections in the Internet Archive.  Digital Libraries for Open Knowledge. 229-240. 2018
  • Geolocation Estimation of Photos Using a Hierarchical Model and Scene Classification.  Computer Vision – ECCV 2018. 575-592. 2018

• conference paper

  • A Feature Analysis for Multimodal News Retrieval.  Proceedings of the 1st International Workshop on Cross-lingual Event-centric Open Analytics co-located with the 17th Extended Semantic Web Conference (ESWC 2020). 43-56. 2020
  • Estimating Relative Depth in Single Images via Rankboost.  2017 IEEE International Conference on Multimedia and Expo (ICME). 919-924. 2017
  • “When Was This Picture Taken?” – Image Date Estimation in the Wild.  Advances in Information Retrieval : 39th European Conference on IR Research, ECIR 2017, Aberdeen, UK, April 8-13, 2017, Proceedings. 619-625. 2017
  • Semi-supervised Identification of Rarely Appearing Persons in Video by Correcting Weak Labels.  ICMR '16 Proceedings of the 2016 ACM on International Conference on Multimedia Retrieval. 381-384. 2016-06-06
  • Phase unwrapping of fringe images for dynamic 3D measurements without additional pattern projection.  SPIE Proceedings. 2015

• preprint

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• thesis

  • Unsupervised quantification of entity consistency between photos and text in real-world news 2022