Computer Graphics and Visualization › Publications

2026

Tzu-Hsin Hsieh, Cassandra Visser, Elmar Eisemann, and Ricardo Marroquim
Skill-Adaptive Ghost Instructors: Enhancing Retention and Reducing Over-Reliance in VR Piano Learning
In Proceedings of CHI Conference on Human Factors in Computing Systems, 2026
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Amir Zaidi, Ricardo Marroquim, Michael Weinmann, and Elmar Eisemann
Local Surface Approximation Contours for Virtual Reality Stylisation
IEEE Transactions on Visualization and Computer Graphics, 2026
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Joris Rijsdijk, Christoph Peters, Michael Weinmann, and Ricardo Marroquim
Gaussian Point Splatting
ACM Transactions on Graphics (SIGGRAPH'26), 2026
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2025

Jiaqi Tang, Abdullah Thabit, Theo van Walsum, Ricardo Marroquim, and Mohamed Benmahdjoub
Manual Registration in AR-Assisted Surgical Navigation: A Comparative Evaluation
In Proceedings of International Journal of Computer Assisted Radiology and Surgery , 2025
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2024

Teaser Image
Rafael Romeiro, Elmar Eisemann, and Ricardo Marroquim
Retinal pre-filtering for light field displays
Computers & Graphics, 2024
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a Breast phantom with a magnetic seed inside and markers outside. b Computed tomography slice of the breast phantom. c Seed localization demo with a surgeon
Pierre Ambrosini, Sara Azizian Amiri, Eliane Zeestraten, Tessa van Ginhoven, Ricardo Marroquim, and Theo van Walsum
3D magnetic seed localization for augmented reality in surgery
International Journal of Computer Assisted Radiology and Surgery, 2024
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Screenshot of Puzzle Playground – Teaching VR interactions through a puzzle game
Vincent Albertsson, Patrick Hibbs, Csanad Farkas, Qinxin Ren, Amir Zaidi, et al.
Puzzle Playground – Teaching VR interactions through a puzzle game
In Proceedings of GALA, 2024
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Olaf Clausen, Yang Chen, Arnulph Furhmann, and Ricardo Marroquim
Importance of Multi-modal Reflection Data for Predictive Rendering
In Proceedings of Workshop on Material Appearance Modeling, 2024
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2023

Marcos Pieras, Ricardo Marroquim, Douwe Broekens, Elmar Eisemann, and Anna Vilanova
ComVis-Sail: Comparative Sailing Performance Visualization for Coaching
Computer Graphics Forum, 2023
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Eight aluminium samples with surfaces varying from smooth (top-left) to rough (bottom-right)
Olaf Clausen, Yang Chen, Arnulph Furhmann, and Ricardo Marroquim
Investigation and Simulation of Diffraction on Rough Surfaces
Computer Graphics Forum, 2023
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The template mesh warped to an input head model. A low-resolution template is shown for illustrative purposes
Diego Mazala, Claudio Esperança, and Ricardo Marroquim
Laplacian face blending
Comput Animat Virtual Worlds, 2023
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Terge Väljataga, Kai Pata, Andrea Annus, Michelle Andrade Calisto, Agueda Gomez Cambronero, et al.
Exploring Value and Ethical Dimensions of Disruptive Technologies for Learning and Teaching
In Proceedings of 13th International Conference on Methodologies and Intelligent Systems for Technology Enhanced Learning, mis4TEL, 2023
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2022

Mosaic image of the ground truth aligned digitisations.
Jules van der Toorn, Ruben Wiersma, Abbie Vandivere, Ricardo Marroquim, and Elmar Eisemann
A New Baseline for Feature Description on Multimodal Imaging of Paintings
In Proceedings of GCH, 2022
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Teaser
Nejc Macek, Baran Usta, Elmar Eisemann, and Ricardo Marroquim
Real-Time Relighting of Human Faces with a Low-Cost Setup
ACM Comput Graph Interact Tech, 2022
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Yoann Coudert-Osmont, Elmar Eisemann, and Ricardo Marroquim
Semi-Automatic Perspective Lines from Paintings
In Proceedings of GCH, 2022
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2021

An example of our AR visualisation to plan a craniotomy. A phantom skull is used for our evaluations
Joost Wooning, Mohamed Benmahdjoub, Theo van Walsum, and Ricardo Marroquim
AR-Assisted Craniotomy Planning for Tumour Resection
In Proceedings of Visual Computing in Biology and Medicine, 2021
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Sail shape variation due wind changing for clip “near_4k_08.mp4”. a Frame 60. b Frame 210. c Frame 330
Luiz Maciel, Ricardo Marroquim, Marcelo Vieira, Kevyn Ribeiro, and Alexandre Alho
Monocular 3D reconstruction of sail flying shape using passive markers
Mach Vis Appl, 2021
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Initial view of SailVis where the coach can inspect the sail shape at different levels
Danfeng Mu, Marcos Pieras, Douwe Broekens, and Ricardo Marroquim
SailVis: Reconstruction and Multifaceted Visualization of Sail Shape
In Proceedings of EuroVis (Short Papers), 2021
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Implemented sailing maneuvers analysis pipeline used to locate maneuvers in a stabilized video and visualize these intervals
Gijs M. W. Reichert , Marcos Pieras, Ricardo Marroquim, and Anna Vilanova
Stabilization and visual analysis of video-recorded sailing sessions
Vis Comput Ind Biomed Art, 2021
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2020

Gijs M. W. Reichert , Marcos Pieras, Ricardo Marroquim, and Anna Vilanova
Visual analysis of video recorded dinghy sailing sessions
In Proceedings of VINCI, 2020
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