M.Sc.

Tim Classen

Research Scientist

 110
 +49 241 80 22906
 Tim.Classen@lfb.rwth-aachen.de


Curriculum Vitae

Feb 2022 – today
 Research Scientist, Chair of Imaging & Computer Vision, RWTH Aachen University, Germany
Oct 2020 – Feb 2021 Internship at Pixargurs GmBH, Würselen
Oct 2019 – Sep 2021 M.Sc. Electrical Engineering, Information Technology & Computer Engineering, RWTH Aachen University, Germany
Oct 2016 – Sep 2019 B.Sc. Electrical Engineering, Information Technology & Computer Engineering, RWTH Aachen University, Germany

Research Field

In-Loop Filtering in Video Coding

Publications

 

Journal Publications

Conference Publications

2026

Priyanka Das, Tim Classen and Mathias Wien
Entropy Coding for Non-Rectangular Transform Blocks using Partitioned DCT Dictionaries for AV1
In: Data Compression Conference (DCC)

2025

Priyanka Das, Xiaoqing Zhu, Tim Classen and Mathias Wien
Parameter Dependent Wedge Boundary Switching in AVM
In: Visual Communications and Image Processing (VCIP)

2025

Priyanka Das, Tim Classen and Mathias Wien
Adaptive Smoothing Of Non-rectangular Prediction Block Edges In The Wedge Mode Of AVM
In: 2025 IEEE International Conference on Image Processing (ICIP)

2024

Nicolas Neumann, Priyanka Das, Tim Classen and Mathias Wien
Fast Template Matching-Based Reference Picture Padding for Video Coding
In: 2024 IEEE International Conference on Image Processing (ICIP)

T. Claßen and M. Wien, “Weighted Edge Sharpening Filtering for Upscaled Content in Adaptive Resolution Coding,” 2023 IEEE International Conference on Visual Communications and Image Processing (VCIP), Jeju, Korea, Republic of, 2023, pp. 1-5, doi: 10.1109/VCIP59821.2023.10402728.

Standardization-Documents

Tim Claßen, Mathias Wien, “Weighted Edge Enhancement Filtering for Picture Upscaling and RPR” Doc. JVET-AE0103, Joint Video Experts Team of ITU-T VCEG and ISO/IEC MPEG, Geneva, CHE, Switzerland, July. 2023.

Tim Claßen, Mathias Wien, “EE2-2.4: Weighted edge enhancement filtering” Doc. JVET-AF0173, Joint Video Experts Team of ITU-T VCEG and ISO/IEC MPEG, Geneva, DEU, Germany, October. 2023.