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Publications


2023


Face Editing Using Part-Based Optimization of the Latent Space
Aliari, A., Beauchamp, A.,Popa, T.,Paquette, E.
Conditionally accepted to Eurographics 2023


Visual dubbing pipeline with localized lip-sync and two-pass identity transfer
Patel, D., Zouaghi, H., Mudur, S., Paquette E., Laforest, S., Rouillard, M.,Popa, T.
Computer and Graphics, 2023, Special Issue on MIG 2022

Video presentation - Supplemental video


2022


CLIP-Mesh: Generating textured meshes from text using pretrained image-text models
Khalid, NM., Xie, T., Belilovsky, E., Popa, T.
Proc. SIGGRAPH Asia, 2022


2021


Local Control Editing Paradigms for Part-Based 3D Face Morphable Models
Ghafourzadeh, D., Fallahdoust, S., Rahgosha, C., Beauchamp, A., Popa, T., Paquette, E
Computer Animation and Virtual Worlds (2021)


Three-Dimensional (3D) Animation and Calculation for the Assessment of Engaging HilleSachs Lesions With Computed Tomography 3D Reconstruction
Tat, J., Crawford, J., Chong, J., Powell, T., Fevens, T. G., Popa, T., & Martineau, P. A
Arthroscopy, Sports Medicine, and Rehabilitation.


Evaluation of low-cost hardware alternatives for 3D freehand ultrasound reconstruction in image-guided neurosurgery
Léger, É.*, Gueziri, H., Collins, L., Popa, T., Kersten-Oertel, M.
MICCAI 2021 Workshop on Advances in Simplifying Medical UltraSound


2020

Computational Design of Skintight Clothing
Juan Montes, Bernhard Thomaszewski, Sudhir Mudur, Tiberiu Popa
ACM Transactions on Graphics, Proceedings of SIGGRAPH 2020


Learned Motion Matching
Daniel Holden (Ubisoft La Forge), Oussama Kanoun (Ubisoft La Forge), Maksym Perepichka (Concordia University), Tiberiu Popa (Concordia University)
ACM Transactions on Graphics, Proceedings of SIGGRAPH 2020


MARIN: an open-sourcemobile augmented reality interactive neuronavigation system
Étienne Léger, Jonatan Reyes, Simon Drouin, Tiberiu Popa, Jeffery A. Hall, D. Louis Collins, Marta Kersten-Oertel
International Journal of Computer Assisted Radiology and Surgery

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Fine Feature Reconstruction in Point Clouds by Adversarial Domain Translation
Prashant Raina, Tiberiu Popa, Sudhir Mudur
Proceedings of Graphics Interface, 2020


Constraint-Based Spectral Space Template Deformation for Ear Scans
Srinivasan Ramachandran, Tiberiu Popa, Eric Paquette
Proceedings of Graphics Interface, 2020


Local Editing of Cross-Surface Mappings with Iterative Least Squares Conformal Maps
Donya Ghafourzadeh, Srinivasan Ramachandran, Martin de Lasa, Tiberiu Popa, Eric Paquette
Proceedings of Graphics Interface, 2020


Part-Based 3D Face Morphable Model with Anthropometric Local Control
Donya Ghafourzadeh, Cyrus Rahgoshay, Sahel Fallahdoust, Andre Beauchamp, Adeline Aubame, Tiberiu Popa, Eric Paquette
Proceedings of Graphics Interface, 2020


A System for Acquisition and Modelling of Ice-Hockey Stick Shape Deformation from Player Shot Videos
Kaustubha Mendhurwar, Gaurav Handa, Leixiao Zhu, Sudhir Mudur, Etienne Beauchesne, Marc LeVangie, Aiden Hallihan, Abbas Javadtalab, Tiberiu Popa
6th International Workshop on Computer Vision in Sports (CVsports) at CVPR 2020

2019

Sharpness fields in point clouds using deeplearning.
P Raina, S Mudur, T Popa
Computers & Graphics 78, 37-53


Tiberiu Popa Robust Marker Trajectory Repair for MOCAP using Kinematic Reference.
M. Perepichka, D. Holden, S. Mudur, T. Popa
ACM SIGGRAPH Conference on Motion, Interaction and Games, 2019

2018

Gesture-based registration correction using a mobile augmented reality image-guided neurosurgery system.
É Léger, J Reyes, S Drouin, DL Collins, T Popa, M Kersten-Oertel
Healthcare technology letters 5 (5), 137-142


Joint planar parameterization of segmented parts and cage deformation for dense correspondence.
Ramachandran S, Ghafourzadeh D, de Lasa M, Popa T, Paquette E.
Computers & Graphics. Special issue on SMI 2018


Knowledge-based Discovery of Transportation Object Properties by Fusing Multimodal data.
Eid P, Mudur S, Popa T.
Proceedings of International Conference of Computer Graphics and Visual Computing, 2018


MLS^2: Sharpness Field Extraction Using CNN for Surface Reconstruction.
Raina, P., Sudhir, M., Popa.
Proceedings of International Conference of Computer Proceedings of Graphics Interface (GI) 2018

2017

The Discriminative Power of Shape. An Empirical Study in Time Series Matching.
Mendhurwar K, Gu T, Mudur S, Popa T.
IEEE Transactions on Visualization and Computer Graphics


Quantifying attention shifts in augmented reality image-guided neurosurgery.
Léger É, Drouin S, Collins L, Popa T, Kersten M.
Healthcare Technology Letters(2017), 4 (5):188

2016


A mobile system for scene monitoring and object retrieval.
D Birkas, K Birkas, T Popa
Proceedings of the 29th International Conference on Computer Animation and Social Agents


An immersive bidirectional system for life-size 3D communication.
Nicola Ranieri, Jean-Charles Bazin, Tobias Martin, Pierre-Yves Laffont, Tiberiu Popa, Markus Gross
Proceedings of the 29th International Conference on Computer Animation and Social Agents

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2014

Topology-aware reconstruction of thin tubular structures.
Tobias Martin, Juan Montes, Jean-Charles Bazin, Tiberiu Popa
SIGGRAPH Asia 2014 Technical Briefs


Gaze correction with a single webcam.
D Giger, JC Bazin, C Kuster, T Popa, M Gross
2014 IEEE International Conference on Multimedia and Expo (ICME), 1-6


Registration of multiple rgbd cameras via local rigid transformations.
Teng Deng, Jean-Charles Bazin, Tobias Martin, Claudia Kuster, Jianfei Cai, Tiberiu Popa, Markus Gross
2014 IEEE International Conference on Multimedia and Expo (ICME)


Spatio‐temporal geometry fusion for multiple hybrid cameras using moving least squares surfaces.
Claudia Kuster, Jean‐Charles Bazin, Cengiz Öztireli, Teng Deng, Tobias Martin, Tiberiu Popa, Markus Gross
Computer Graphics Forum


Merging live and pre-captured data to support full 3d head reconstruction for telepresence.
Cédric Fleury, Tiberiu Popa, Tat Jen Cham, Henry Fuchs
Proceedings of Eurographics 2014 (short paper)


Geometry Reconstruction of Players for Novel-View Synthesis of Sports Broadcasts.
Tiberiu Popa, Marcel Germann, Remo Ziegler, Richard Keiser, Markus Gross
Computer Vision in Sports pp 133-160

2013

Differential blending for expressive sketch-based posing.
A Cengiz Öztireli, Ilya Baran, Tiberiu Popa, Boris Dalstein, Robert W Sumner, Markus Gross
Proceedings of the 12th ACM SIGGRAPH/Eurographics Symposium on Computer Animation

2012

Gaze correction for home video conferencing.
Claudia Kuster, Tiberiu Popa, Jean-Charles Bazin, Craig Gotsman, Markus Gross
ACM Transactions on Graphics (TOG)


Towards next generation 3D teleconferencing systems.
Claudia Kuster, Nicola Ranieri, Henning Zimmer, Jean-Charles Bazin, Chengzheng Sun, Tiberiu Popa, Markus Gross
2012 3DTV-Conference: The True Vision-Capture, Transmission and Display of 3D Video (3DTV-CON)


Novel‐View Synthesis of Outdoor Sport Events Using an Adaptive View‐Dependent Geometry.
Marcel Germann, Tiberiu Popa, Richard Keiser, Remo Ziegler, Markus Gross
Computer Graphics Forum

2011

FreeCam: A Hybrid Camera System for Interactive Free-Viewpoint Video.
Claudia Kuster, Tiberiu Popa, Christopher Zach, Craig Gotsman, Markus H Gross, Peter Eisert, Joachim Hornegger, Konrad Polthier
Proceedings of Vision, Modeling, and Visualization (VMV).


3D modeling with a symmetric sketch.
A Cengiz Öztireli, Umut Uyumaz, Tiberiu Popa, Alla Sheffer, Markus Gross
Proceedings of the Eighth Eurographics Symposium on Sketch-Based Interfaces and Modeling


Space-time body pose estimation in uncontrolled environments.
Marcel Germann, Tiberiu Popa, Remo Ziegler, Richard Keiser, Markus Gross
2011 International Conference on 3D Imaging, Modeling, Processing, Visualization and Transmission

2010

Animation wrinkling: augmenting coarse cloth simulations with realistic-looking wrinkles.
Damien Rohmer, Tiberiu Popa, Marie-Paule Cani, Stefanie Hahmann, Alla Sheffer
ACM Transactions on Graphics (TOG)


High resolution passive facial performance capture.
Derek Bradley, Wolfgang Heidrich, Tiberiu Popa, Alla Sheffer
ACM transactions on graphics (TOG)


Globally consistent space‐time reconstruction.
Tiberiu Popa, Ian South‐Dickinson, Derek Bradley, Alla Sheffer, Wolfgang Heidrich
Computer Graphics Forum

2009

Wrinkling captured garments using space‐time data‐driven deformation.
Tiberiu Popa, Quan Zhou, Derek Bradley, Vladislav Kraevoy, Hongbo Fu, Alla Sheffer, Wolfgang Heidrich
Computer Graphics Forum

2008

Markerless garment capture.
Derek Bradley, Tiberiu Popa, Alla Sheffer, Wolfgang Heidrich, Tamy Boubekeur
ACM Transactions on Graphics (TOG)

2007

3D collage: expressive non-realistic modeling.
Ran Gal, Olga Sorkine, Tiberiu Popa, Alla Sheffer, Daniel Cohen-Or
Proceedings of the 5th international symposium on Non-photorealistic animation and rendering


Interactive and linear material aware deformations.
Tiberiu Popa, Dan Julius, Alla Sheffer
International Journal of Shape modeling

2006

Material Aware Mesh Deformation.
T. Popa, D. Julius, A. Sheffer
International Conference on Shape Modelling and Applications

2004

Shader Algebra.
M. McCool, S. Du Toit, T. Popa, B. Chan, K. Moule.
ACM Transactions on Graphics SIGGRAPH 2004

2002

Shader Metaprogramming.
M. D. McCool, Z. Qin, and T. Popa.
Graphics Hardware Workshop, September 2-3, 2002, Saarbruecken, Germany