Publications

SIGGRAPH Asia 2026, September 2026

Rotation-Equivariant Neural Jacobian Fields for Generalizable 3D Mesh Deformations

Article by L. Uzolas, R. Wiersma, O. Sorkine-Hornung, P. Kellnhofer

DOI

SIGGRAPH 2026, June 2026

Gradient Descent in the ALPS: Abstracted Low-Poly Stylization and Fabrication

Article by R. Wiersma*, A. Binninger*, P. Li, T. Magne, A. Oehri, A. Segall, D. Luterbacher, M. Padilla, J. Ren, O. Sorkine-Hornung

DOI PDF Code Project Presentation

SMI 2026, June 2026

GravoTet: A Fast Multigrid Hierarchy Construction for Tetrahedral Meshes

Awarded Best Paper Award

Article by M. Padilla, R. Wiersma, T. Huisman, J. Campolattaro, O. Sorkine-Hornung, K. Hildebrandt

DOI Code Project Presentation

Computer Graphics Forum, May 2026

Single Line Drawing Generation via Semantics-Driven Optimization

Article by T. Magne, A. Binninger, R. Wiersma, O. Sorkine-Hornung

DOI PDF Code Project

GMP 2026, May 2026

Geometric Multigrid Neural Networks

Article by J. Campolattaro, R. Wiersma, K. Hildebrandt

DOI

SIGGRAPH 2025 (ToG), July 2025

TetWeave: Isosurface Extraction using On-The-Fly Delaunay Tetrahedral Grids for Gradient-Based Mesh Optimization

Article by A. Binninger, R. Wiersma, Philipp Herholz, Olga Sorkine-Hornung

DOI PDF Code Project

SIGGRAPH 2025, July 2025

Uncertainty for SVBRDF Acquisition using Frequency Analysis

Article by R. Wiersma, J. Philip, M. Hasan, K. Mullia, F. Luan, E. Eisemann, V. Deschaintre

DOI PDF Code Project Presentation

Dataset and code, June 2025

Painting Tools And Dataset

DatasetCode by R. Wiersma

DOI Code

PhD Thesis, October 2024

Intrinsic approaches to learning and computing on curved surfaces

Awarded Eurographics PhD Award 2026

PhD Thesis by R.T. Wiersma

DOI PDF

SIGGRAPH 2023, June 2023

A Fast Geometric Multigrid Method for Curved Surfaces

Article by R. Wiersma, A. Nasikun (equal contribution); E. Eisemann and K. Hildebrandt

DOI PDF Code Project Presentation

Digital Humanities Quarterly, February 2023

The case of the golden background, a virtual restoration and a physical reconstruction of the medieval Crucifixion of the Lindau Master (c. 1425)

Journal by L. Tissen, S. Frequin, R. Wiersma

DOI PDF

Eurographics GCH 2022, September 2022

A New Baseline for Feature Description on Multimodal Imaging of Paintings

Awarded Best Full Paper

InProceedings by J. vd Toorn, R. Wiersma, A. Vandivere, R. Marroquim and E. Eisemann

DOI PDF

SIGGRAPH 2022 (ToG), May 2022

DeltaConv: Anisotropic Operators for Geometric Deep Learning on Point Clouds

Article by R. Wiersma, A. Nasikun, E. Eisemann and K. Hildebrandt

DOI PDF Code Project Presentation

CVPR 2022, March 2022

Deep Vanishing Point Detection: Geometric priors make dataset variations vanish

Article by Y. Lin, R. Wiersma, S. L. Pintea, K. Hildebrandt, E. Eisemann and J. C. van Gemert

DOI PDF Code

Heritage Science, July 2020

Revealing unique inscriptions in Doodencel 601 of the Oranjehotel

Article by J. Wembe, R. van den Brink, E. Mooldijk, N. Feirabend, R. Wiersma, J. Sietsma and J. Dik

DOI

SIGGRAPH 2020 (ToG), April 2020

CNNs on Surfaces using Rotation-Equivariant Features

Article by R. Wiersma, E. Eisemann and K. Hildebrandt

DOI PDF Code Project Presentation

SIGCSE ’20, February 2020

Are We Consistent? The Effects of Digitized Exams Grading

InProceedings by G. Migut and R. Wiersma

DOI

Master Thesis, October 2019

Harmonic Surface Networks

MastersThesis by R. Wiersma

PDF