SIGGRAPH 2020 papers on the web

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Note that when possible I link to the page containing the link to the actual PDF or PS of the preprint. I prefer this as it gives some context to the paper and avoids possible copyright problems with direct linking. Thus you may need to search on the page to find the actual document.

ACM Digital Library: ACM Transactions on Graphics (TOG) Volume 39, Issue 4 (July 2020) Proceedings of ACM SIGGRAPH 2020

ACM DOI ACM Digital Library (DOI) Link for the paper   Paper Abstract Paper Abstract   Author version Author Preprint   Paper Video Paper Video  

Paper Presentation Paper Presentation   Paper Images Paper Images   Paper Data Paper Data   Demo Program or Source Code Demo Program or Source Code Related Links Related Links

Changelog

ANIMATION/SIMULATION

A Level-Set Method for Magnetic Substance Simulation Paper Abstract Author Preprint Paper Video
Xingyu Ni (CFCS, Peking University and AICFVE, Beijing Film Academy), Bo Zhu (Dartmouth College), Bin Wang (AICFVE, Beijing Film Academy), Baoquan Chen (CFCS, Peking University and AICFVE, Beijing Film Academy)
A Massively Parallel and Scalable Multi-GPU Material Point Method Paper Abstract Author Preprint Paper Video
Xinlei Wang* (Zhejiang University and University of Pennsylvania), Yuxing Qiu* (University of California, Los Angeles and University of Pennsylvania), Stuart Slattery (Oak Ridge National Laboratory), Yu Fang, Minchen Li (University of Pennsylvania), Song-Chun Zhu, Yixin Zhu (University of California, Los Angeles), Min Tang (Zhejiang University), Dinesh Manocha (University of Maryland), Chenfanfu Jiang (University of Pennsylvania) (*equal contribution)
A Model for Soap Film Dynamics with Evolving Thickness Paper Abstract Author Preprint
Sadashige Ishida, Peter Synak* (IST Austria), Fumiya Narita (Unaffiliated), Toshiya Hachisuka (The University of Tokyo), Chris Wojtan (IST Austria) (*joint first authors)
A Practical Octree Liquid Simulator With Adaptive Surface Resolution
Ryoichi Ando (National Institute of Informatics), Christopher Batty (University of Waterloo)
A Scalable Approach to Control Diverse Behaviors for Physically Simulated Characters Paper Abstract Author Preprint Paper Video
Jungdam Won, Deepak Gopinath, Jessica Hodgins (Facebook AI Research)
A System for Efficient 3D Printed Stop-Motion Face Animation Paper Abstract Author Preprint Paper Video (TOG Paper)
Rinat Abdrashitov, Alec Jacobson, Karan Singh (University of Toronto)
Accurate Face Rig Approximation With Deep Differential Subspace Reconstruction Paper Abstract Author Preprint Demo Program or Source Code
Steven L. Song* (Blue Sky Studios), Weiqi Shi* (Yale University), Michael Reed (Blue Sky Studios) (*Authors contributed equally)
Adaptive Merging for Rigid Body Simulation Paper Abstract Paper Video Demo Program or Source Code
Eulalie Coevoet, Otman Benchekroun, Paul G. Kry (McGill University)
An Implicit Compressible SPH Solver for Snow Simulation Author Preprint Paper Video
Christoph Gissler (University of Freiburg and FIFTY2 Technology), Andreas Henne (FIFTY2 Technology), Stefan Band (University of Freiburg), Andreas Peer (FIFTY2 Technology), Matthias Teschner (University of Freiburg)
AnisoMPM: Animating Anisotropic Damage Mechanics Paper Abstract Author Preprint Paper Video
Joshuah Wolper, Yunuo Chen, Minchen Li, Yu Fang, Ziyin Qu, Jiecong Lu, Meggie Cheng, Chenfanfu Jiang (University of Pennsylvania)
Capturing Subjective First-Person View Shots With Drones for Automated Cinematography Paper Abstract Author Preprint Paper Video
Amirsaman Ashtari (KAIST), Stefan Stevsic (ETH Zurich), Tobias Nageli (ETH Zurich and Tinamu Labs), Otmar Hilliges (ETH Zurich), Jean-Charles Bazin (KAIST)
CARL: Controllable Agent with Reinforcement Learning for Quadruped Locomotion Paper Abstract Author Preprint Paper Video
Ying-Sheng Luo*, Jonathan Hans Soeseno*, Trista Pei-Chun Chen (Inventec Corp.), Wei-Chao Chen (Inventec Corp. and Skywatch Innovation Inc.) (*Joint first authors)
Catch & Carry: Reusable Neural Controllers for Vision-guided Whole-Body Tasks Paper Abstract Author Preprint
Josh Merel, Saran Tunyasuvunakool, Arun Ahuja, Yuval Tassa, Leonard Hasenclever, (DeepMind), Vu Pham (Department of Secret Services, Ministry of National Security, Viet Nam), Tom Erez, Greg Wayne, Nicolas Heess (DeepMind)
Character Controllers Using Motion VAEs Paper Abstract Author Preprint Paper Video
Hung Yu Ling (The University of British Columbia), Fabio Zinno, George Cheng (Electronic Arts Vancouver), Michiel van de Panne (The University of British Columbia)
Chemomechanical Simulation of Soap Film Flow on Spherical Bubbles Paper Abstract Author Preprint Paper Video
Weizhen Huang, Julian Iseringhausen, Tom Kneiphof (University of Bonn), Ziyin Qu, Chenfanfu Jiang (University of Pennsylvania), Matthias Hullin (University of Bonn)
Codimensional Surface Tension Flow Using Moving-Least-Squares Particles Author Preprint Paper Video
Hui Wang (Shanghai Jiao Tong University), Yongxu Jin (Stanford University), Anqi Luo (Dartmouth College), Xubo Yang (Shanghai Jiao Tong University), Bo Zhu (Dartmouth College)
Constraint Bubbles and Affine Regions: Reduced Fluid Models for Efficient Immersed Bubbles and Flexible Spatial Coarsening Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Ryan Goldade (University of Waterloo), Mridul Aanjaneya (Rutgers University), Christopher Batty (University of Waterloo)
Directional Sources and Listeners in Interactive Sound Propagation Using Reciprocal Wave Field Coding Paper Abstract Author Preprint Paper Video
Chakravarty R. Alla Chaitanya ((Microsoft Research and McGill University), Nikunj Raghuvanshi, Keith W. Godin (Microsoft Research), Zechen Zhang (Microsoft Research and Cornell University), Derek Nowrouzezahrai (McGill University) John Snyder (Microsoft Research)
Enlighten Me: Importance of Brightness and Shadow for Character Emotion and Appeal Paper Abstract Author Preprint Paper Data (TOG Paper)
Pisut Wisessing, Katja Zibrek (Trinity College Dublin), Douglas W. Cunningham (BTU Cottbus-Senftenberg), John Dingliana, Rachel McDonnell (Trinity College Dublin)
Example-driven Virtual Cinematography by Learning Camera Behaviors Paper Abstract Author Preprint Paper Video
Hongda Jiang* (CFCS, Peking University and AICFVE, Beijing Film Academy), Bin Wang* (AICFVE, Beijing Film Academy), Xi Wang, Marc Christie (University Rennes, Inria, CNRS, IRISA and AICFVE, Beijing Film Academy), Baoquan Chen (CFCS, Peking University and AICFVE, Beijing Film Academy) (* denotes equal contribution)
Fast and Flexible Multilegged Locomotion Using Learned Centroidal Dynamics Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Taesoo Kwon, Yoonsang Lee (Hanyang University), Michiel van de Panne (The University of British Columbia)
Fast and Scalable Turbulent Flow Simulation with Two-Way Coupling Paper Abstract Author Preprint Paper Video
Wei Li, Yixin Chen (ShanghaiTech University), Mathieu Desbrun (ShanghaiTech University and California Institute of Technology), Changxi Zheng (Columbia University), Xiaopei Liu (ShanghaiTech University)
Hierarchical Optimization Time Integration for CFL-rate MPM Stepping Paper Abstract Author Preprint Paper Video Demo Program or Source Code (TOG Paper)
Xinlei Wang* (Zhejiang University and University of Pennsylvania), Minchen Li* (University of Pennsylvania and Adobe Research), Yu Fang (University of Pennsylvania), Xinxin Zhang (Tencent), Ming Gao (Tencent and University of Pennsylvania), Min Tang (Zhejiang University), Danny M. Kaufman (Adobe Research), Chenfanfu Jiang (University of Pennsylvania) (*equal contribution)
Homogenized Yarn-Level Cloth Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Georg Sperl (IST Austria), Rahul Narain (Indian Institute of Technology Delhi), Chris Wojtan (IST Austria)
Incremental Potential Contact: Intersection- and Inversion-free, Large-Deformation Dynamics Paper Abstract Author Preprint Paper Video
Minchen Li (University of Pennsylvania and Adobe Research), Zachary Ferguson, Teseo Schneider (New York University), Timothy Langlois (Adobe Research), Denis Zorin, Daniele Panozzo (New York University), Chenfanfu Jiang (University of Pennsylvania), Danny M. Kaufman (Adobe Research)
Informative Scene Decomposition for Crowd Analysis, Comparison and Simulation Guidance Paper Abstract Author Preprint Paper Video
Feixiang He (University of Leeds), Yuanhang Xia, Xi Zhao (Xi'an Jiaotong University), He Wang (University of Leeds)
IQ-MPM: An Interface Quadrature Material Point Method for Non-sticky Strongly Two-Way Coupled Nonlinear Solids and Fluids Paper Abstract Author Preprint Paper Video
Yu Fang*, Ziyin Qu*, Minchen Li (University of Pennsylvania), Xinxin Zhang (Tencent), Yixin Zhu (University of California, Los Angeles), Mridul Aanjaneya (Rutgers University), Chenfanfu Jiang (University of Pennsylvania) (*equal contribution)
Lagrangian Neural Style Transfer for Fluids Paper Abstract Author Preprint
Byungsoo Kim, Vinicius C. Azevedo, Markus Gross, Barbara Solenthaler (ETH Zurich)
Learned Motion Matching Paper Abstract Author Preprint
Daniel Holden, Oussama Kanoun (Ubisoft Divertissements), Maksym Perepichka (Concordia University and Ubisoft Divertissements), Tiberiu Popa (Concordia University)
Local Motion Phases for Learning Multi-Contact Character Movements Author Preprint
Sebastian Starke (Edinburgh University and Electronic Arts), Yiwei Zhao (Electronic Arts), Taku Komura (Edinburgh University), Kazi Zaman (Electronic Arts)
Medial Elastics: Efficient and Collision-ready Deformation via Medial Axis Transform Author Preprint Paper Video Demo Program or Source Code
Lei Lan (Xiamen University and University of New Mexico), Ran Luo (University of New Mexico), Marco Fratarcangeli (Chalmers University of Technology,), Weiwei Xu (Zhejiang University), Huamin Wang (Ohio State University), Xiaohu Guo (University of Texas at Dallas), Junfeng Yao (Xiamen University), Yin Yang (Clemson University and University of New Mexico)
Model Predictive Control With a Visuomotor System for Physics-based Character Animation Paper Abstract Author Preprint Paper Video (TOG Paper)
Haegwang Eom ((KAIST and Weta Digital), Daseong Han (Handong Global University), Joseph S. Shin(formerly Sung Yong Shin) (Handong Global University and KAIST), Junyong Noh (KAIST)
N-Dimensional Rigid Body Dynamics Paper Abstract Author Preprint Paper Video
Marc ten Bosch (mtb design works, Inc.)
Phong Deformation: A Better CO Interpolant for Embedded Deformation Paper Abstract Author Preprint Paper Video
Doug James (Stanford University and Pixar Animation Studios)
Projective Dynamics with Dry Frictional Contact Paper Abstract Author Preprint Paper Video
Mickael Ly (Inria Grenoble), Jean Jouve (ENS Rennes and Inria Grenoble), Laurence Boissieux, Florence Bertails-Descoubes (Inria Grenoble)
RigNet: Neural Rigging for Articulated Characters Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Zhan Xu, Yang Zhou, Evangelos Kalogerakis (University of Massachusetts Amherst), Chris Landreth, Karan Singh (University of Toronto)
Robust Eulerian-on-Lagrangian Rods Paper Abstract Author Preprint Paper Video
Rosa M. Sanchez-Banderas (Universidad Rey Juan Carlos), Alejandro Rodriguez (SEDDI Labs), Hector Barreiro, Miguel A. Otaduy (Universidad Rey Juan Carlos)
Robust Motion In-Betweening Paper Abstract Author Preprint
Felix Harvey (Mila and Ubisoft Montreal), Mike Yurick (Ubisoft Montreal), Christopher Pal (Mila and Element AI), Derek Nowrouzezahrai (McGill University)
Simple and Scalable Frictional Contacts for Thin Nodal Objects Paper Abstract
Gilles Daviet (Weta Digital)
Skeleton-Aware Networks for Deep Motion Retargeting Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Kfir Aberman* (Beijing Film Academy), Peizhuo Li* (Peking University), Dani Lischinski (The Hebrew University of Jerusalem), Olga Sorkine-Hornung (ETH Zurich), Daniel Cohen-Or (Tel Aviv University), Baoquan Chen (Peking University) (*Denotes Equal Contribution)
The Leopard Never Changes Its Spots: Realistic Pigmentation Pattern Formation by Coupling Tissue Growth With Reaction-diffusion Paper Abstract Author Preprint Demo Program or Source Code
Marcelo de Gomensoro Malheiros (FURG), Henrique Fensterseifer, Marcelo Walter (UFRGS)
Unpaired Motion Style Transfer from Video to Animation Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Kfir Aberman* (Beijing Film Academy), Yijia Weng* (Peking University), Dani Lischinski (The Hebrew University of Jerusalem), Daniel Cohen-Or (Tel Aviv University), Baoquan Chen (Peking University) (*Denotes Equal Contribution)
Wave Curves: Simulating Lagrangian Water Waves on Dynamically Deforming Surfaces Author Preprint
Tomas Skrivan (IST Austria), Andreas Soderstrom (no affiliation), John Johansson, Christoph Sprenger, Ken Museth (Weta Digital), Chris Wojtan (IST Austria)
High Resolution Etendue Expansion for Holographic Displays Paper Abstract Author Preprint
Grace Kuo (University of California, Berkeley and Facebook Reality Labs), Laura Waller, Ren Ng (University of California, Berkeley), Andrew Maimone (Facebook Reality Labs)
Holographic Optics for Thin and Lightweight Virtual Reality Paper Abstract Author Preprint
Andrew Maimone, Junren Wang (Facebook Reality Labs)
Towards Occlusion-Aware Multifocal Displays Author Preprint Paper Video
Jen-Hao Rick Chang (Carnegie Mellon University), Anat Levin (Technion), (B. V. K. Vijaya, Kumar), Aswin C. Sankaranarayanan (Carnegie Mellon University)

IMAGING/VIDEO

Attribute2Font: Creating Fonts You Want From Attributes Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Yizhi Wang, Yue Gao, Zhouhui Lian (Peking University)
Computational Image Marking on Metals via Laser Induced Heating Paper Abstract Author Preprint
Sebastian Cucerca (MPI Informatics), Piotr Didyk (Universita della Svizzera italiana), Hans-Peter Seidel, Vahid Babaei (MPI Informatics)
Consistent Video Depth Estimation Paper Abstract Author Preprint Paper Video Paper Data
Xuan Luo (University of Washington), Jia-Bin Huang (Virginia Tech), Richard Szeliski, Kevin Matzen, Johannes Kopf (Facebook)
DeepFaceDrawing: Deep Generation of Face Images from Sketches Paper Abstract Author Preprint Paper Video
Shu-Yu Chen* (Chinese Academy of Sciences), Wanchao Su* (City University of Hong Kong), Lin Gao, Shihong Xia (Chinese Academy of Sciences), Hongbo Fu (City University of Hong Kong) (* Authors contributed equally)
DeepMag: Source Specific Motion Magnification Using Gradient Ascent Paper Abstract Author Preprint
Daniel McDuff (Microsoft Research AI), Weixuan (Vincent) Chen (Massachusetts Institute of Technology)
End-to-end Learned, Optically Coded Super-resolution SPAD Camera Paper Abstract Author Preprint (TOG Paper)
Qilin Sun (KAUST), Jian Zhang (Peking University), Xiong Dun (Tongji University), Bernard Ghanem (KAUST), Yifan Peng (Stanford University), Wolfgang Heidrich (KAUST)
Interactive Video Stylization Using Few-Shot Patch-Based Training Paper Abstract Author Preprint Paper Video
Ondrej Texler, David Futschik, Michal Kucera, Ondrej Jamriska, Sarka Sochorova (Czech Technical University in Prague), Menglei Chai, Sergey Tulyakov (Snap Inc.), Daniel Sykora (Czech Technical University in Prague)
Interferometric Transmission Probing With Coded Mutual Intensity Author Preprint
Alankar Kotwal (Carnegie Mellon University), Anat Levin (Technion), Ioannis Gkioulekas (Carnegie Mellon University)
KRISM - Krylov Subspace-Based Optical Computing of Hyperspectral Images Paper Abstract Author Preprint (TOG Paper)
Vishwanath Saragadam, Aswin C. Sankaranarayanan (Carnegie Mellon University)
Learning Temporal Coherence via Self-Supervision for GAN-Based Video Generation Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Mengyu Chu*, You Xie*, Jonas Mayer, Laura Leal-Taixe, Nils Thuerey (Technical University of Munich) (* Similar contributions)
Local Fourier Slice Photography Paper Abstract Author Preprint Paper Video (TOG Paper)
Christian Lessig (Otto-von-Guericke Universitat Magdeburg)
Manipulating Attributes of Natural Scenes via Hallucination Paper Abstract Author Preprint Paper Data Demo Program or Source Code (TOG Paper)
Levent Karacan (Hacettepe University and Iskenderun Technical University), Zeynep Akata (University of Tuebingen), Aykut Erdem, Erkut Erdem (Hacettepe University)
Noise-Resilient Reconstruction of Panoramas and 3D Scenes using Robot-Mounted Unsynchronized Commodity RGB-D Cameras Paper Abstract Author Preprint (TOG Paper)
Sheng Yang (Tsinghua University, Beijing), Beichen Li (Massachusetts Institute of Technology), Yanpei Cao (Tsinghua University, Beijing), Hongbo Fu (City University of Hong Kong), Yukun Lai (Cardiff University), Leif Kobbelt (RWTH Aachen University), Shi-Min Hu (Tsinghua University, Beijing)
Non-Line-of-Sight Reconstruction using Efficient Transient Rendering Paper Abstract Author Preprint Paper Video (TOG Paper)
Julian Iseringhausen, Matthias Hullin (University of Bonn)
One Shot 3D Photography Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Johannes Kopf, Kevin Matzen, Suhib Alsisan, Ocean Quigley, Francis Ge, Yangming Chong Josh Patterson, Jan-Michael Frahm, Shu Wu, Matthew Yu, Peizhao Zhang, Zijian He, Peter Vajda, Ayush Saraf, Michael Cohen (Facebook)
PolyFit: Perception-aligned Vectorization of Raster Clip-art via Intermediate Polygonal Fitting Paper Abstract Author Preprint Paper Video Paper Data
Edoardo Alberto Dominici, Nico Schertler, Jonathan Griffin (University of British Columbia), Shayan Hoshyari (Adobe Inc.), Leonid Sigal, Alla Sheffer (University of British Columbia)
Portrait Shadow Manipulation Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Xuaner (Cecilia) Zhang (University of California, Berkeley), Jonathan T. Barron, Yun-Ta Tsai (Google Research), Rohit Pandey (Google), Xiuming Zhang (Massachusetts Institute of Technology), Ren Ng (University of California, Berkeley), David Jacobs (Google Research)
Quanta Burst Photography Paper Abstract Author Preprint
Sizhuo Ma, Shantanu Gupta (University of Wisconsin-Madison), Arin C. Ulku, Claudio Bruschini, Edoardo Charbon (EPFL), Mohit Gupta (University of Wisconsin-Madison)
Real-Time Image Smoothing via Iterative Least Squares Paper Abstract Author Preprint
Wei Liu (The University of Adelaide), Pingping Zhang (Dalian University of Technology), Xiaolin Huang, Jie Yang (Shanghai Jiao Tong University), Chunhua Shen, Reid Ian (The University of Adelaide)
Single Image HDR Reconstruction Using a CNN with Masked Features and Perceptual Loss Paper Abstract Author Preprint
Marcel Santana Santos, Tsang Ing Ren (Centro de Informatica, Universidade Federal de Pernambuco), Nima Khademi Kalantari (Texas A&M University)
Single-Shot High-Quality Facial Geometry and Skin Appearance Capture Paper Abstract Author Preprint Paper Video
Jeremy Riviere, Paulo Gotardo, Derek Bradley (DisneyResearch|Studios), Abhijeet Ghosh (Imperial College London), Thabo Beeler (DisneyResearch|Studios and Google)
XNect: Real-Time Multi-Person 3D Motion Capture With a Single RGB Camera Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Dushyant Mehta, Oleksandr Sotnychenko, Franziska Mueller, Weipeng Xu, Mohamed Elgharib (Max Planck Institute for Informatics), Pascal Fua (EPFL), Hans-Peter Seidel (Max Planck Institute for Informatics), Helge Rhodin (University of British Columbia), Gerard Pons-Moll, Christian Theobalt (Max Planck Institute for Informatics)

INTERACTION/VR

ARAnimator: In-situ Character Animation in Mobile AR With User-defined Motion Gestures Paper Abstract Author Preprint Paper Video
Hui Ye*, Kin Chung Kwan*, Wanchao Su, Hongbo Fu (City University of Hong Kong) (* joint first author)
Enhanced Interactive 360° Viewing via Automatic Guidance Paper Abstract Author Preprint (TOG Paper)
Seunghoon Cha (KAIST and KAI Inc.), Jungjin Lee (KAI Inc.), Seunghwa Jeong (KAIST and KAI Inc.), Younghui Kim (KAI Inc.), Junyong Noh (KAIST)
Gaze-Contingent Ocular Parallax Rendering for Virtual Reality Paper Abstract Author Preprint Paper Video
Robert Konrad, Anastasios Angelopoulos, Gordon Wetzstein (Stanford University)
HeadBlaster: A Wearable Approach to Simulating Motion Perception Using Head-Mounted AirPropulsion Jets
Shi-Hong Liu, Pai-Chien Yen, Yi-Hsuan Mao, Yu-Hsin Lin, Erick Chandra, Mike Y. Chen (National Taiwan University)
Human-in-the-Loop Differential Subspace Search in High-Dimensional Latent Space Paper Abstract Author Preprint Paper Video
Chia-Hsing Chiu (National Taiwan University of Science and Technology), Yuki Koyama (National Institute of Advanced Industrial Science and Technology), Yu-Chi Lai (National Taiwan University of Science and Technology), Takeo Igarashi (The University of Tokyo), Yonghao Yue (Aoyama Gakuin University)
Immersive Light Field Video With a Layered Mesh Representation Paper Abstract Author Preprint Paper Video
Michael Broxton*, John Flynn*, Ryan Overbeck*, Daniel Erickson*, Peter Hedman, Matthew Duvall, Jason Dourgarian, Jay Busch, Matt Whalen, Paul Debevec Google) (* Denotes equal contribution)
MEgATrack: Monochrome Egocentric Articulated Hand-Tracking for Virtual Reality Paper Abstract Author Preprint Paper Video
Shangchen Han, Beibei Liu, Randi Cabezas, Christopher D. Twigg, Peizhao Zhang, Jeff Petkau, Tsz-Ho Yu, Chun-Jung Tai, Muzaffer Akbay, Chengde Wan, Robert Wang, Lingling Tao, Yuting Ye, Asaf Nitzan, Gang Dong, Zheng Wang (Facebook Reality Labs)
Sequential Gallery for Interactive Visual Design Optimization Paper Abstract Author Preprint Paper Video
Yuki Koyama (National Institute of Advanced Industrial Science and Technology (AIST)), Issei Sato (The University of Tokyo), Masataka Goto (National Institute of Advanced Industrial Science and Technology (AIST))
Tactile Line Drawings for Improved Shape Understanding in Blind and Visually Impaired Users Paper Abstract Author Preprint
Athina Panotopoulou (Dartmouth College and Boston University), Xiaoting Zhang, Tammy Qiu (Boston University), Xing-Dong Yang (Dartmouth College), Emily Whiting (Boston University)
Tactile Rendering Based on Skin Stress Optimization Paper Abstract Author Preprint Paper Video
Mickeal Verschoor, Dan Casas, Miguel A. Otaduy (Universidad Rey Juan Carlos)
The Eyes Have It: An Integrated Eye and Face Model for Photorealistic Facial Animation Paper Abstract Author Preprint Paper Video
Gabriel Schwartz, Shih-En Wei, Te-Li Wang, Stephen Lombardi, Tomas Simon, Jason Saragih, Yaser Sheikh (Facebook Reality Labs)

METHODS & APPLICATIONS

CNNs on Surfaces using Rotation-Equivariant Features Paper Abstract Author Preprint Demo Program or Source Code
Ruben Wiersma, Elmar Eisemann, Klaus Hildebrandt (Delft University of Technology)
Code Replicability in Computer Graphics Paper Abstract Author Preprint Paper Data
Nicolas Bonneel, David Coeurjolly, Julie Digne (Univ. Lyon, CNRS), Nicolas Mellado (Univ. Toulouse, CNRS)
Fast and Deep Facial Deformations Paper Abstract Author Preprint Paper Video
Stephen W. Bailey (University of California, Berkeley and Unity Technologies), Dalton Omens, Paul DiLorenzo, James F. O’Brien (University of California, Berkeley)
MichiGAN: Multi-Input-Conditioned Hair Image Generation for Portrait Editing Author Preprint Paper Video
Zhentao Tan (University of Science and Technology of China), Menglei Chai (Snap Inc.), Dongdong Chen (Microsoft Cloud AI), Jing Liao (City University of Hong Kong), Qi Chu (University of Science and Technology of China), Lu Yuan (Microsoft Cloud AI), Sergey Tulyakov (Snap Inc.), Nenghai Yu (University of Science and Technology of China)
NASOQ: Numerically Accurate Sparsity-Oriented QP Solver Author Preprint
Kazem Cheshmi (University of Toronto), Danny M. Kaufman, Shoaib Kamil (Adobe Research), Maryam Mehri Dehnavi (University of Toronto)
Nonlinear Color Triads for Approximation, Learning, and Direct Manipulation of Color Distributions Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Maria Shugrina, Amlan Kar, Sanja Fidler (University of Toronto and Nvidia), Karan Singh (University of Toronto)
RoboCut: Hot-wire Cutting With Robot-controlled Flexible Rods Author Preprint Paper Video
Simon Duenser (ETH Zurich), Roi Poranne (ETH Zurich and University of Haifa), Bernhard Thomaszewski (Universite de Montreal), Stelian Coros (ETH Zurich)
Sliced Optimal Transport Sampling Paper Abstract Author Preprint Demo Program or Source Code
Lois Paulin, Nicolas Bonneel, David Coeurjolly, Jean-Claude Iehl, Antoine Webanck (Univ. Lyon, CNRS), Mathieu Desbrun (ShanghaiTech and California Institute of Technology), Victor Ostromoukhov (Univ. Lyon, CNRS)
Unsupervised multi-modal Styled Content Generation Paper Abstract Author Preprint
Omry Sendik (Tel Aviv University), Dani Lischinski (The Hebrew University of Jerusalem), Daniel Cohen-Or (Tel Aviv University)

MODELING/GEOMETRY

A Class of C2 Interpolating Splines Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Cem Yuksel (University of Utah)
A Low-Parametric Rhombic Microstructure Family for Irregular Lattices Author Preprint
Davi Colli Tozoni (New York University), Jeremie Dumas (Adobe Research), Zhongshi Jiang (New York University), Julian Panetta (EPFL), Daniele Panozzo, Denis Zorin (New York University)
A Smoothness Energy Without Boundary Distortion for Curved Surfaces Paper Abstract Author Preprint Paper Video Demo Program or Source Code (TOG Paper)
Oded Stein (Columbia University), Alec Jacobson (University of Toronto), Max Wardetzky (University of Gottingen), Eitan Grinspun (Columbia University and University of Toronto)
Algebraic Representations for Volumetric Frame Fields Paper Abstract Author Preprint Demo Program or Source Code (TOG Paper)
David Palmer (Massachusetts Institute of Technology), David Bommes (University of Bern), Justin Solomon (Massachusetts Institute of Technology)
Automatic Structure Synthesis for 3D Woven Relief Author Preprint
Rundong Wu (Cornell University), Claire Harvey, T.E.A.M. Inc., Joy Xiaoji Zhang (Cornell University), Sean Kroszner, T.E.A.M. Inc., Brooks Hagan (Rhode Island School of Design), Steve Marschner (Cornell University)
Bezier Guarding: Precise Higher-Order Meshing of Curved 2D Domains Paper Abstract Author Preprint Paper Data Demo Program or Source Code
Manish Mandad, Marcel Campen (Osnabruck University)
C-Space Tunnel Discovery for Puzzle Path Planning Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Xinya Zhang (The University of Texas at Austin), Robert Belfer, Paul G. Kry, (McGill University), Etienne Vouga (The University of Texas at Austin)
Colored Fused Filament Fabrication Paper Abstract Author Preprint
Haichuan Song (East China Normal University), Jonas Martinez, Pierre Bedell, Noemie Vennin, Sylvain Lefebvre (Universite de Lorraine, CNRS, Inria, LORIA)
Complete Classification and Efficient Determination of Arrangements Formed by Two Ellipsoids Paper Abstract Author Preprint
Xiaohong Jia (KLMM, Academy of Mathematics and Systems Science Chinese Academy of Science and University of Chinese Academy of Sciences), Changhe Tu (Shandong University), Bernard Mourrain (Aromath, INRIA Mediterranee, Universite Cote d’Azur), Wenping Wang (University of Hong Kong)
Computational Design of Skintight Clothing Author Preprint
Juan Sebastian Montes Maestre (Concordia University), Bernhard Thomaszewski (Universite de Montreal), Sudhir Mudur, Tiberiu Popa (Concordia University)
Computational Parquetry: Fabricated Style Transfer with Wood Pixels Paper Abstract Author Preprint (TOG Paper)
Julian Iseringhausen, Michael Weinmann, Weizhen Huang, Matthias Hullin (University of Bonn)
Corner-Operated Tran-Similar (COTS) Maps, Patterns, and Lattices (TOG Paper)
Jarek Rossignac, Jarek Rossignac (Georgia Tech)
Cut-Enhanced Polycube-Maps for Feature-Aware All-Hex Meshing Paper Abstract Author Preprint Demo Program or Source Code
Haoxiang Guo (Tsinghua University and Microsoft Research Asia), Xiaohan Liu (Microsoft Research Asia and University of Chinese Academy of Sciences), Dong-Ming Yan (University of Chinese Academy of Sciences), Yang Liu (Microsoft Research Asia)
Data-Driven Extraction and Composition of Secondary Dynamics in Facial Performance Capture Paper Abstract Author Preprint Paper Video
Gaspard Zoss (DisneyResearch|Studios and ETH Zurich), Eftychios Sifakis (University of Wisconsin-Madison), Markus Gross (DisneyResearch|Studios and ETH Zurich), Thabo Beeler (DisneyResearch|Studios and Google), Derek Bradley (DisneyResearch|Studios)
Deep Generative Modeling for Scene Synthesis via Hybrid Representations Paper Abstract Author Preprint (TOG Paper)
Zaiwei Zhang, Zhenpei Yang (The University of Texas at Austin), Chongyang Ma (Kwai Inc.), Alexander Huth, Etienne Vouga, Qixing Huang (The University of Texas at Austin)
Deep Geometric Texture Synthesis Author Preprint
Amir Hertz, Rana Hanocka*, Raja Giryes*, Daniel Cohen-Or (Tel Aviv University) ( * joint first authors )
Developability of Heightfields via Rank Minimization Author Preprint
Silvia Sellan (University of Toronto), Noam Aigerman (Adobe Research), Alec Jacobson (University of Toronto and Adobe Research)
Discrete Differential Operators on Polygonal Meshes Paper Abstract Author Preprint
Fernando de Goes, Andrew Butts (Pixar Animation Studios), Mathieu Desbrun (ShanghaiTech and California Institute of Technology)
Dynamic Graph CNN for Learning on Point Clouds Paper Abstract Author Preprint Demo Program or Source Code (TOG Paper)
Yue Wang, Yongbin Sun (Massachusetts Institute of Technology), Ziwei Liu (UC Berkeley), Sanjay Sarma (Massachusetts Institute of Technology), Michael Bronstein (Imperial College London), Justin Solomon (Massachusetts Institute of Technology)
Efficient Bijective Parameterizations Author Preprint Paper Video Paper Data Demo Program or Source Code
Jian-Ping Su, Chunyang Ye, Ligang Liu, Xiao-Ming Fu (University of Science and Technology of China)
ENIGMA: Evolutionary Non-Isometric Geometry Matching Paper Abstract Author Preprint
Michal Edelstein, Danielle Ezuz, Mirela Ben-Chen (Technion)
Error-Bounded Compatible Remeshing Author Preprint Paper Video Paper Data Demo Program or Source Code
Yang Yang, Wen-Xiang Zhang (University of Science and Technology of China), Yuan Liu (Hefei University of Technology), Ligang Liu, Xiao-Ming Fu (University of Science and Technology of China)
Exact and Efficient Polyhedral Envelope Containment Check Author Preprint Demo Program or Source Code
Bolun Wang (Beihang University and New York University), Teseo Schneider, Yixin Hu (New York University), Marco Attene (Italian National Research Council), Daniele Panozzo (New York University)
Exertion-Aware Path Generation Paper Abstract Author Preprint Paper Video
Wanwan Li* (George Mason University), Biao Xie* (University of Massachusetts Boston), Yongqi Zhang (George Mason University), Walter Meiss (University of Massachusetts Boston), Haikun Huang, Lap-Fai Yu (George Mason University) (* Equal Contributors)
Fabrication-in-the-Loop Co-Optimization of Surfaces and Styli for Drawing Haptics Paper Abstract Author Preprint Paper Video
Michal Piovarci (Universita della Svizzera italiana), Danny M. Kaufman (Adobe Research), David I.W. Levin (University of Toronto), Piotr Didyk (Universita della Svizzera italiana)
Fast Tetrahedral Meshing in the Wild Author Preprint Demo Program or Source Code
Yixin Hu, Teseo Schneider (New York University), Bolun Wang (Beihang University and New York University), Denis Zorin, Daniele Panozzo (New York University)
Graph2Plan: Learning Floorplan Generation from Layout Graphs Paper Abstract Author Preprint
Ruizhen Hu, Zeyu Huang, Yuhan Tang (Shenzhen University), Oliver van Kaick (Carleton University), Hao Zhang (Simon Fraser University), Hui Huang (Shenzhen University)
Inter-Surface Maps via Constant-Curvature Metrics Paper Abstract Author Preprint
Patrick Schmidt (RWTH Aachen University), Marcel Campen (Osnabruck University), Janis Born, Leif Kobbelt (RWTH Aachen University)
Inverse Procedural Modeling of Branching Structures by Inferring L-Systems Paper Abstract Author Preprint
Jianwei Guo, Haiyong Jiang (Chinese Academy of Sciences), Bedrich Benes (Purdue University), Oliver Deussen (University of Konstanz), Xiaopeng Zhang (Chinese Academy of Sciences), Dani Lischinski (The Hebrew University of Jerusalem), Hui Huang (Shenzhen University)
Kinetic Shape Reconstruction Paper Abstract Author Preprint
Jean-Philippe Bauchet, Florent Lafarge (Universite Cote d’Azur and INRIA)
Lifting Simplices to Find Injectivity Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Xingyi Du (Washington University in St. Louis), Noam Aigerman, Qingnan Zhou (Adobe Research), Shahar Kovalsky (Duke University), Yajie Yan (Washington University in St. Louis), Danny M. Kaufman (Adobe Research), Tao Ju (Washington University in St. Louis)
LoopyCuts: Practical Feature-Preserving Block Decomposition for Strongly Hex-Dominant Meshing Author Preprint
Marco Livesu* (CNR-IMATI), Nico Pietroni* (University of Technology Sydney), Enrico Puppo (University of Genova), Alla Sheffer (University of British Columbia), Paolo Cignoni (ISTI - CNR) (* joint first authors)
MGCN: Descriptor Learning using Multiscale GCNs Paper Abstract Author Preprint
Yiqun Wang (Chinese Academy of Sciences and (KAUST), Jing Ren (KAUST), Dong-Ming Yan, Jianwei Guo, Xiaopeng Zhang (Chinese Academy of Sciences), Peter Wonka (KAUST)
Monte Carlo Geometry Processing: A Grid-Free Approach to PDE-Based Methods on Volumetric Domains Paper Abstract Author Preprint
Rohan Sawhney, Keenan Crane (Carnegie Mellon University)
Neural Subdivision Paper Abstract Author Preprint
Hsueh-Ti Derek Liu (University of Toronto), Vladimir G. Kim (Adobe Research), Siddhartha Chaudhuri (Adobe Research and IIT Bombay), Noam Aigerman (Adobe Research), Alec Jacobson (University of Toronto and Adobe Research)
Octahedral Frames for Feature-Aligned Cross-Fields Author Preprint Demo Program or Source Code
Paul Zhang (Massachusetts Institute of Technology), Josh Vehkter (The University of Texas at Austin), Edward Chien (Massachusetts Institute of Technology), David Bommes (University of Bern), Etienne Vouga (The University of Texas at Austin), Justin Solomon (Massachusetts Institute of Technology)
On Elastic Geodesic Grids and Their Planar to Spatial Deployment Paper Abstract Author Preprint
Stefan Pillwein, (Kurt Leimer) (TU Wien), Michael Birsak (KAUST), Przemyslaw Musialski (New Jersey Institute of Technology and TU Wien)
Point2Mesh: A Self-prior for Deformable Meshes Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Rana Hanocka, Gal Metzer, Raja Giryes, Daniel Cohen-Or (Tel Aviv University)
Principal Symmetric Meshes Author Preprint
Davide Pellis (TU Wien), Hui Wang (DUT), Martin Kilian (TU Wien), Florian Rist, Helmut Pottmann (KAUST and TU Wien), Christian Muller (TU Wien)
Quad-mesh based isometric mappings and developable surfaces Author Preprint
Caigui Jiang, Cheng Wang (KAUST), Florian Rist (KAUST and TU Wien), Johannes Wallner (TU Graz), Helmut Pottmann (KAUST)
Reinforcement of General Shell Structures Paper Abstract Author Preprint
Francisca Gil-Ureta (New York University), Nico Pietroni (University of Technology Sydney), Denis Zorin (New York University)
Seamless Parametrization with Arbitrary Cones for Arbitrary Genus Paper Abstract Author Preprint (TOG Paper)
Marcel Campen (Osnabruck University), Hanxiao Shen (New York University), Jiaran Zhou (Shandong University), Denis Zorin (New York University)
Subdivision Directional Fields Paper Abstract Author Preprint (TOG Paper)
Bram Custers (Technische Universiteit Eindhoven), Amir Vaxman (Utrecht University)
TilinGNN: Learning to Tile with Self-Supervised Graph Neural Network Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Hao Xu*, Ka-Hei Hui*, Chi-Wing Fu (The Chinese University of Hong Kong), Hao Zhang (Simon Fraser University) (*joint first authors)
Uncertainty Quantification for Multi-scan Registration Author Preprint
Xiangru Huang, Zhenxiao Liang, Qixing Huang (The University of Texas at Austin)
Variable-Width Contouring for Additive Manufacturing Paper Abstract Author Preprint Demo Program or Source Code
Samuel Hornus (Inria), Tim Kuipers (Ultimaker and TU Delft), Olivier Devillers, Monique Teillaud, Jonàs Martinez, Marc Glisse, Sylvain Lazard, Sylvain Lefebvre (Inria)
Vid2Curve: Simultaneously Camera Motion Estimation and Thin Structure Reconstruction from an RGB Video Paper Abstract Author Preprint Paper Video Paper Data Demo Program or Source Code
Peng Wang (University of Hong Kong), Lingjie, Liu (Max Planck Institute for Informatics), Nenglun Chen (University of Hong Kong), Hung-Kuo Chu (National Tsing Hua University), Christian Theobalt (Max Planck Institute for Informatics), Wenping Wang (University of Hong Kong)
VoroCrust: Voronoi Meshing without Clipping Paper Abstract Author Preprint
Ahmed Abdelkader (University of Maryland), Chandrajit L. Bajaj (University of Texas, Austin), Mohamed S. Ebeida (Sandia National Laboratories), Ahmed H. Mahmoud (University of California, Davis), Scott A. Mitchell (Sandia National Laboratories), John D. Owens (University of California, Davis), Ahmad A. Rushdi (University of California, Davis and Sandia National Laboratories)

RENDERING/VISUALIZATION

A Luminance-aware Model of Judder Perception Author Preprint (TOG Paper)
Alex Chapiro Robin Atkins, Scott Daly (Dolby Laboratories)
A perceptual model of motion quality for rendering with adaptive refresh-rate and resolution Paper Abstract Author Preprint Paper Video
Gyorgy Denes, Akshay Jindal, Aliaksei Mikhailiuk, Rafal K. Mantiuk (University of Cambridge)
Accurate Rendering of Liquid-Crystals and Inhomogeneous Optically Anisotropic Media Paper Abstract Author Preprint Demo Program or Source Code (TOG Paper)
Shlomi Steinberg (University of California, Santa Barbara)
Adaptive Incident Radiance Field Sampling and Reconstruction Using Deep Reinforcement Learning Paper Abstract Author Preprint (TOG Paper)
Yuchi Huo (KAIST), Rui Wang, Ruzhang Zheng, Hualin Xu, Hujun Bao (Zhejiang University), Sung-Eui Yoon (KAIST)
Analytic Spherical Harmonic Gradients for Real-Time Rendering With Many Polygonal Area Lights Paper Abstract Author Preprint Paper Data Demo Program or Source Code
Lifan Wu, Guangyan Cai (University of California, San Diego), Shuang Zhao (University of California, Irvine), Ravi Ramamoorthi (University of California, San Diego)
Compositional Neural Scene Representations for Shading Inference Paper Abstract Author Preprint Paper Video
Jonathan Granskog (NVIDIA and ETH Zurich), Fabrice Rousselle (NVIDIA), Marios Papas (The Walt Disney Compan), Jan Novak (NVIDIA)
Continuous Multiple Importance Sampling Paper Abstract Author Preprint
Rex West (The University of Tokyo) , Iliyan Georgiev (Autodesk), Adrien Gruson (McGill University), Toshiya Hachisuka (The University of Tokyo)
Converting Stroked Primitives to Filled Primitives Paper Abstract Author Preprint Demo Program or Source Code
Diego Nehab (IMPA)
Delayed Rejection Metropolis Light Transport Paper Abstract Author Preprint Demo Program or Source Code (TOG Paper)
Damien Rioux-Lavoie*, Joey Litalien*, Adrien Gruson (McGill University), Toshiya Hachisuka (The University of Tokyo), Derek Nowrouzezahrai (McGill University) (*equal contribution)
Example-Based Microstructure Rendering With Constant Storage Paper Abstract Author Preprint Paper Video (TOG Paper)
Beibei Wang (Nanjing University of Science and Technology), Milos Hasan (Adobe Research), Nicolas Holzschuch (INRIA Grenoble-Rhône-Alpes and LJK), Ling-Qi Yan (University of California, Santa Barbara)
Generating Digital Painting Lighting Effects via RGB-space Geometry Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Lvmin Zhang (Soochow University and Style2Paints), Edgar Simo-Serra (Waseda University and JST PRESTO), Yi Ji, Chunping Liu (Soochow University)
GS-PAT: High-speed Multi-point Sound-Fields for Phased Arrays of Transducers
Diego Martinez Plasencia, Ryuji Hirayama, Roberto Antonio Montano Murillo, Sriram Subramanian (University of Sussex)
Image-Based Acquisition and Modeling of Polarimetric Reflectance Paper Abstract Author Preprint Paper Video
Seung-Hwan Baek (KAIST), Tizian Zeltner (EPLF), Hyun Jin Ku, Inseung Hwang (KAIST), Xin Tong (Microsoft Research Asia), Wenzel Jakob (EPFL), Min H. Kim (KAIST)
Langevin Monte Carlo Rendering with Gradient-based Adaptation Paper Abstract Author Preprint Demo Program or Source Code
Fujun Luan (Cornell University), Shuang Zhao (University of California, Irvine), Kavita Bala (Cornell University), Ioannis Gkioulekas (Carnegie Mellon University)
Massively Parallel Rendering of Complex Closed-Form Implicit Surfaces Paper Abstract Author Preprint Paper Video Paper Presentation Demo Program or Source Code
Matthew J. Keeter (Independent Researcher>)
Microfacet BSDFs Generated From NDFs, Using Explicit Microgeometry Paper Abstract Author Preprint
Mickael Ribardiere, Benjamin Bringier (University of Poitiers – XLIM), Lionel Simonot (University of Poitiers – PRIME), Daniel Meneveaux (University of Poitiers – XLIM)
Neural Supersampling for Real-time Rendering Paper Abstract Author Preprint Paper Video
Lei Xiao, Salah Nouri, Matt Chapman, Alexander Fix, Douglas Lanman, Anton Kaplanyan (Facebook Reality Labs)
Path-Space Differentiable Rendering Paper Abstract Author Preprint
Cheng Zhang (University of California, Irvine), Bailey Miller (Carnegie Mellon University), Kai Yan (University of California, Irvine), Ioannis Gkioulekas (Carnegie Mellon University), Shuang Zhao (University of California, Irvine)
Penrose: From Mathematical Notation to Beautiful Diagrams Paper Abstract Author Preprint Paper Video
Katherine Ye, Wode Ni, Max Krieger, Dor Ma'ayan, Jenna Wise, Jonathan Aldrich, Joshua Sunshine, Keenan Crane (Carnegie Mellon University)
Polar Stroking: New Theory and Methods for Stroking Paths Paper Abstract Author Preprint
Mark Kilgard (NVIDIA)
Radiative Backpropagation: An Adjoint Method for Lightning-Fast Differentiable Rendering Paper Abstract Author Preprint
Merlin Nimier-David, Sebastien Speierer, Benoit Ruiz, Wenzel Jakob (EPFL)
Resampling-Aware Weighting Functions for Bidirectional Path Tracing Using Multiple Light Sub-Paths Paper Abstract Author Preprint Demo Program or Source Code
Kosuke Nabata (Wakayama University), Kei Iwasak (Wakayama University and Prometech CG Research), Yoshinori Dobashi (Hokkaido University and Prometech CG Research)
Robust Fitting of Parallax-Aware Mixtures for Path Guiding Paper Abstract Author Preprint Paper Video Demo Program or Source Code
Lukas Ruppert (University of Tubingen), Sebastian Herholz (University of Tubingen and Intel Corporation), Hendrik P. A. Lensch (University of Tubingen)
Spatiotemporal Reservoir Resampling for Real-Time Ray Tracing With Dynamic Direct Lighting Paper Abstract Author Preprint Paper Video Paper Data
Benedikt Bitterli (Dartmouth College), Chris Wyman, Matt Pharr, Peter Shirley, Aaron Lefohn (Nvidia), Wojciech Jarosz (Dartmouth College)
Specular Manifold Sampling for Rendering High-Frequency Caustics and Glints Paper Abstract Author Preprint Paper Video
Tizian Zeltner (EPFL), Iliyan Georgiev (Autodesk), Wenzel Jakob (EPFL)
The Design and Evolution of the UberBake Light Baking System Paper Abstract Author Preprint
Dario Seyb (Dartmouth College), Peter-Pike Sloan, Ari Silvennoinen, Michal Iwanicki (Activision Publishing), Wojciech Jarosz (Dartmouth College)
Variance-Aware Path Guiding Paper Abstract Author Preprint
Alexander Rath (DFKI and Saarland University), Pascal Grittmann (Saarland University), Sebastian Herholz (University of Tubingen and Intel Corporation), Petr Vevoda (Charles University and Chaos Czech a.s.), Philipp Slusallek (DFKI and Saarland University), Jaroslav Krivanek (Charles University and Chaos Czech a.s.)

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