Publications

See the Motion Lab website and Google Scholar for recent projects and updated publication list. The one below is not updated regularly.


SocialVAE: Human Trajectory Prediction using Timewise Latents,
Pei Xu, Jean-Bernard Hayet, and Ioannis Karamouzas
In the 17th European Conference on Computer Vision (ECCV 2022), 2022.
[pdf] [project]

Human Inspired Multi-Agent Navigation using Knowledge Distillation,
Pei Xu and Ioannis Karamouzas,
In IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2021), 2021.
[pdf] [project]

A GAN-Like Approach for Physics-Based Imitation Learning and Interactive Character Control,
Pei Xu and Ioannis Karamouzas,
PACM on Computer Graphics and Interactive Techniques 4(3), 2021,
Appearing in ACM SIGGRAPH/Eurographics Symposium on Computer Animation (SCA 2021).
[pdf] [project]

PFPN: Continuous Control of Physically Simulated Characters using Particle Filtering Policy Network,
Pei Xu and Ioannis Karamouzas,
In ACM SIGGRAPH Conference on Motion, Interaction and Games (MIG 2021), 2021.
Also in NeurIPS 2021 Deep Reinforcement Learning workshop.
[pdf] [project]

Motor Babble: Morphology-Driven Coordinated Control of Articulated Characters,
Avinash Ranganath, Avishek Biswas, Ioannis Karamouzas, and Victor B. Zordan,
In ACM SIGGRAPH Conference on Motion, Interaction and Games (MIG 2021), 2021.
[pdf] [video]

C-Nav: Distributed coordination in crowded multi-agent navigation,
Julio Godoy, Stephen J. Guy, Maria Gini, and Ioannis Karamouzas,
Robotics and Autonomous Systems Autonomous , vol 133, 2020.
[pdf] [code]

Optimizing a Continuum Manipulator's Search Policy Through Model-Free Reinforcement Learning,
Chase Frazelle, Jonathan Rogers, Ioannis Karamouzas, and Ian Walker,
In IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2020.
[pdf]

NH-TTC: A gradient-based framework for generalized anticipatory collision avoidance,
Bobby Davis, Ioannis Karamouzas, and Stephen J. Guy,
In Robotics: Science and Systems (RSS), 2020.
[pdf] [code]

Low Dimensional Motor Skill Learning Using Coactivation,
Avinash Ranganath, Pei Xu, Ioannis Karamouzas, Victor Zordan,
In Motion, Interaction and Games (MIG'19), 2019.
[pdf] [project]

A Model for Vehicular Interactions Extracted From Real-World Traffic Data,
Jay Patel, Ioannis Karamouzas, Beshah Ayalew
In 21st International Conference on Advanced Vehicle Technologies (AVT - ASME IDETC/CIE2019), 2019.
[pdf]

Crowd Space: A Predictive Crowd Analysis Technique,
Ioannis Karamouzas, Nick Sohre, Ran Hu, and Stephen J. Guy
ACM Transactions on Graphics, 37(6), (Proc. SIGGRAPH Asia), 2018 .
[pdf] [project]

ALAN: Adaptive Learning for Multi-Agent Navigation,
Julio Godoy, Tiannan Chen, Stephen J. Guy, Ioannis Karamouzas, and Maria Gini
Autonomous Robots, 2018.
[pdf] [bib] [project]


Precision control of tensile properties in fabric for computational fabrication,
Ella Moore, Michael Porter, Ioannis Karamouzas, and Victor Zordan
In ACM Symposium on Computational Fabrication (SCF'18), 2018.
[pdf] [bib]

Implicit Crowds: Optimization Integrator for Robust Crowd Simulation,
Ioannis Karamouzas, Nick Sohre, Rahul Narain, and Stephen J. Guy
ACM Transactions on Graphics, 36(4), (Proc. SIGGRAPH), 2017 .
[pdf] [bib] [project]

Uncertainty Models for TTC-Based Collision Avoidance,
Zahra Forootaninia, Ioannis Karamouzas, and Rahul Narain
In Robotics: Science and Systems (RSS), 2017.
[pdf] [bib] [project]

Trajectory Mapper: Interactive Widgets and Artist-Designed Encodings for Visualizing Multivariate Trajectory Data,
Devin Lange, Francesca Samsel, Ioannis Karamouzas, Stephen J. Guy, Rodney Dockter, Timothy Kowalewski, Daniel F. Keefe
In EuroVis 2017 - Short Papers, 2017.
[pdf] [project]

Coverage Aware Trajectory Optimization Under Uncertainty,
Bobby Davis, Ioannis Karamouzas and Stephen J. Guy,
IEEE Robotics and Automation Letters, ICRA 2016 .
[pdf] [video]


Anticipatory Local Navigation,
Stephen J. Guy, Ioannis Karamouzas, Ming C. Lin, and Dinesh Manocha,
In Simulating Heterogeneous Crowds with Interactive Behaviors (Ed. by N. Pelechano, J.M. Allbeck, M. Kapadia, N.I. Badler), CRC Press, 2016.
[amazon]


Moving in a Crowd: Safe and Efficient Navigation Among Heterogeneous Agents,
Julio Godoy, Ioannis Karamouzas, Stephen J. Guy, and Maria Gini
In International Joint Conference on Artificial Intelligence (IJCAI'16), 2016.
[pdf]

Implicit Coordination in Crowded Multi-Agent Navigation,
Julio Godoy, Ioannis Karamouzas, Stephen J. Guy and Maria Gini,
In AAAI Conference on Artificial Intelligence (AAAI'16), 2016.
[pdf] [bib] [project]


Prioritized Group Navigation with Formation Velocity Obstacles,
Ioannis Karamouzas and Stephen J. Guy,
In IEEE International Conference on Robotics and Automation (ICRA 2015), 2015.
[pdf] [bib] [project]



A Guide to Anticipatory Collision Avoidance,
Stephen J. Guy and Ioannis Karamouzas,
In Game AI Pro 2: Collected Wisdom of Game AI Professionals (Ed. by S. Rabin) , A K Peters/CRC Press, 2015.
[pdf]



Stochastic Tree Search with Useful Cycles for Patrolling Problems,
Bilal Kartal, Julio Godoy, Ioannis Karamouzas and Stephen J. Guy,
In IEEE International Conference on Robotics and Automation (ICRA 2015), 2015.
[pdf] [bib] [project]


Adaptive Learning for Multi-Agent Navigation,
Julio Godoy, Ioannis Karamouzas, Stephen J. Guy and Maria Gini,
In Autonomous Agents and Multiagent Systems, (AAMAS 2015), 2015.
[pdf] [bib] [project]

Bema: A Multimodal Interface for Expert Experiential Analysis of Political Assemblies at the Pnyx in Ancient Greece,
Kyungyoon Kim et al,
In IEEE Symposium on 3D User Interfaces (3DUI 2015), 2015.
[pdf] [bib] [project]


Universal Power Law Governing Pedestrian Interactions,
Ioannis Karamouzas, Brian Skinner, and Stephen J. Guy
Physical Review Letters (PRL), 113, 238701, 2014.
[pdf] [supp material] [bib] [project]


A Data-Driven Framework for Visual Crowd Analysis,
Panayiotis Charalambous, Ioannis Karamouzas, Stephen J. Guy and Yiorgos Chrysanthou
Computer Graphics Forum (CGF), 33(7), pp. 41-50, 2014.
[pdf] [bib] [project]

Anytime Navigation with Progressive Hindsight Optimization,
Julio Godoy, Ioannis Karamouzas, Stephen J. Guy and Maria Gini
In IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2014), pp. 730-735, 2014.
[pdf] [bib] [project]

Epsilon-UCB for Action Selection in Multi-Agent Navigation,
Julio Godoy, Ioannis Karamouzas, Stephen J. Guy and Maria Gini
In IEEE/RSJ IROS workshop on Machine Learning in Planning and Control of Robot Motion (MLPC 2014), 2014.
[pdf]

Object-Centric Parallel Rigid Body Simulation With Timewarp,
John Koenig, Ioannis Karamouzas and Stephen J. Guy
In Motion in Games (MIG 2013).
[pdf] [bib] [project]



Motion Planning for Human Crowds: From Individuals to Groups of Virtual Characters,
Ioannis Karamouzas
Ph.D. thesis, Utrecht University, The Netherlands, 2012.
[pdf] [bib]


Space-time Group Motion Planning,
Ioannis Karamouzas, Roland Geraerts and A. Frank van der Stappen
In Algorithmic Foundations of Robotics X (WAFR 2012), Springer Tracts in Advanced Robotics 86, pp. 227-243, Springer-Verlag, Berlin Heidelberg, 2013.
[pdf] [bib] [project]


Simulating and Evaluating the Local Behavior of Small Pedestrian Groups,
Ioannis Karamouzas and Mark Overmars
IEEE Transactions on Visualization and Computer Graphics (TVCG), 18(3), pp. 394-406, 2012.
[pdf] [bib] [project]


Simulating the Local Behaviour of Small Pedestrian Groups,
Ioannis Karamouzas and Mark Overmars
In the 17th ACM Symposium on Virtual Reality Software and Technology (VRST 2010), pp. 183-190, 2010.
[pdf] [bib] [project]

Simulating Human Collision Avoidance Using a Velocity-Based Approach,
Ioannis Karamouzas and Mark Overmars
In Virtual Reality Interaction and Physical Simulation (VRIPHYS 2010), pp. 125-134, 2010.
[pdf] [bib] [project]

A Velocity-Based Approach for Simulating Human Collision Avoidance,
Ioannis Karamouzas and Mark Overmars
In Intelligent Virtual Agents (IVA 2010), pp. 180-186, 2010.
[pdf] [bib] [project]

Simulating the Walking Behaviour of Small Groups in Virtual Crowds,
Ioannis Karamouzas, Peter Heil and Mark Overmars
In ACM SIGGRAPH/Eurographics Symposium on Computer Animation (SCA 2010), Poster Session, 2010.
[bib] [project]

A Predictive Collision Avoidance Model for Pedestrian Simulation,
Ioannis Karamouzas, Peter Heil, Pascal van Beek and Mark H. Overmars
In Motion in Games (MIG 2009), pp. 41-52, 2009.
[pdf] [bib] [project]

Exploiting Motion Capture to Enhance Avoidance Behaviour in Games,
Ben J.H. van Basten, Sander E.M. Jansen and Ioannis Karamouzas
In Motion in Games (MIG 2009), pp. 29-40, 2009.
[pdf] [bib] [Dataset]


Density constraints for crowd simulation,
Ioannis Karamouzas, Jiri Bakker and Mark H. Overmars
In IEEE Games Innovation Conference (ICE-GIC 2009), pp. 160-168, 2009.
[pdf] [bib] [project]



Indicative Routes for Path Planning and Crowd Simulation,
Ioannis Karamouzas, Roland Geraerts and Mark Overmars,
In The Fourth International Conference on the Foundations of Digital Games (FDG 2009), pp. 113-120, 2009.
[pdf] [bib] [project]



Flexible Path Planning Using Corridor Maps,
Mark H. Overmars, Ioannis Karamouzas and Roland Geraerts,
In 16th Annual European Symposium on Algorithms (ESA 2008), pp. 1-12, 2008.
[pdf] [bib]


Adding Variation to Path Planning,
Ioannis Karamouzas and Mark H. Overmars,
Computer Animation and Virtual Worlds (CAVW), 19(3-4), pp. 283-293, 2008.
[pdf] [bib]



Using the Corridor Map Method for Path Planning for a Large Number of Characters,
Roland Geraerts, Arno Kamphuis, Ioannis Karamouzas and Mark H. Overmars,
In Proceedings of Motion in Games (MIG'08), pp. 11-22, 2008.
[pdf] [bib]