Academic Work

Publications

Please note that up until recently I published under the name Oliver Wiedemann.

“Hey ChatGPT, is the heatwave still going on?” - AI between utopian tooling and climate impact
A. Koçak, L. Gmelin, O. Gmelin
International Perspectives on Climate Criminal Law, AIDP Deutschland e.V., 2026

KonX: Cross-Resolution Image Quality Assessment
O. Wiedemann, V. Hosu, S. Su and D. Saupe
Springer Quality and User Experience 8 (1),arXiv:2212.05813, PDF
Going the Extra Mile in Face Image Quality Assessment: A Novel Database and Model
S. Su, H. Lin, V. Hosu, O. Wiedemann, J. Sun, Y. Zhu, H. Liu, Y. Zhang and D. Saupe
IEEE Transactions on Multimedia (TMM), 2023, arXiv:2207.04904, PDF

Foveated Video Coding for Real Time Streaming Applications,
O. Wiedemann, V. Hosu, H. Lin and D. Saupe
12th International Conference on Quality of Multimedia Experience (QoMEX), IEEE, 2020. PDF
Disregarding the Big Picture: Towards Local Image Quality Assessment
O. Wiedemann, V. Hosu, H. Lin and D. Saupe
10th International Conference on Quality of Multimedia Experience (QoMEX), IEEE, 2018. PDF
Saliency-Driven Image Coding Improves Overall Perceived JPEG Quality
V. Hosu, F. Hahn, O. Wiedemann, S. Jung and D. Saupe
Picture Coding Symposium (PCS), IEEE, 2016. PDF

Cross-Resolution Image Quality Assessment
VQEG Meeting (NORM), Dec 13, 2022. Slides
Methodologies for Large-Scale Crowdsourced Visual Quality Assessment - invited talk
NTNU Gjøvik / UC Berkeley Workshop on Data Collection for Subjective IQA, Dec 14, 2022. Slides
Gaze Data for Quality Assessment of Foveated Video
O. Wiedemann and D. Saupe
Eye Tracking for Quality of Experience in Multimedia (ET-MM) at ACM ETRA, Stuttgart, 2020. PDF
Foveated Video Coding for Real Time Streaming Applications,
5th Summer School on Video Compression and Processing (SVCP), Konstanz, 2019
Predicted Local Quality as a Resource Allocation Scheme in Variable Image Compression
O. Wiedemann, V. Hosu, F. Götz-Hahn and D. Saupe
1st International Conference on Quantification in Visual Computing, SFB-TRR 161, 2018. PDF

Foveated Video Coding for Real-Time Streaming Applications,
M.Sc. Thesis, University of Konstanz, 2020. PDF
Local No-Reference Image Quality Assessment Using Convolutional Neural Networks,
B.Sc. Thesis, University of Konstanz, 2018. PDF

Operating Systems - winter term 2022/23 with Prof. Dr. Heiko Hamann
Deep Learning for Computer Vision - summer term 2022 with Prof. Dr. Bastian Goldlücke
Operating Systems - winter term 2021/22 with Dr. Matthias Rupp
Deep Learning Programming - winter term 2018/19 with Dr. Hanhe Lin
Systems Programming - winter term 2015/16 with Dr. Stefan Klinger

Doctoral Student Representative, Graduate School of the SFB-TRR 161, 2020/21.
Member of the University Senate, 2020/21.
Organizing committee member of the 5th SVCP, Konstanz, 2019.
Program committee member of the Workshop on Eye Tracking for Quality of Experience in Multimedia (ET-MM), colocated at ACM ETRA, Stuttgart, 2020.