Dylan A. Shell , Ph.D. | Publications 2021
Journal Papers
- , "On the design of minimal robots that can solve planning problems", IEEE Transactions on Automation Science and Engineering (T-ASE), accepted to appear, 2021. (Preprint: PDF)
- , "Unifying Consensus and Covariance Intersection for Efficient Distributed State Estimation over Unreliable Networks", IEEE Transactions on Robotics (T-RO), accepted to appear, 2021. (Preprint: PDF)
- , "Motion Planning for a Pair of Tethered Robots", Autonomous Robots — Special Issue on Topological Methods in Robotics, accepted to appear 2021. (arXiv)
Conference Papers
- , "Tractable Planning for Coordinated Story Capture: Sequential Stochastic Decoupling", accepted to appear in Proceedings of International Symposium on Distributed Autonomous Robotic Systems (DARS), Kyoto, Japan/Online, June 2021. (PDF) [Acceptance rate unknown]
- , "Multiplexing Robot Experiments: Theoretical Underpinnings, Conditions for Existence, and Demonstrations", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Xi'an, China/Online, May 2021. (PDF) (Talk Video, Infomercial) [Acceptance rate unknown]
- , "Accelerating Combinatorial Filter Reduction through Constraints", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Xi'an, China/Online, May 2021. (PDF) [Acceptance rate unknown]
- , "Conditioning Style on Substance: Plans for Narrative Observation", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Xi'an, China/Online, May 2021. (PDF) [Acceptance rate unknown]
Other Papers
- , "Lattices of sensors reconsidered when less information is preferred" in IEEE ICRA Workshop on Compositional Robotics: Mathematics and Tools, Xi'an, China/Online, May 2021. (arXiv) (PDF) [Acceptance rate unknown]
2020
Journal Papers
- , "Efficient recursive distributed state estimation of hidden Markov models over unreliable networks", Autonomous Robots — Special Issue on Multi-Robot and Multi-Agent Systems, 44(3–4):321–338, March 2020. (Preprint: PDF)
- , "Robots in the huddle: Upfront computation to reduce global communication at run-time in multi-robot task allocation", IEEE Transactions on Robotics (T-RO), 36(1):125–141, February 2020. (Preprint: PDF)
Conference Papers
- , "A POMDP Treatment of Vehicle-Pedestrian Interaction: Implicit Coordination via Uncertainty-Aware Planning" in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Las Vegas, Nevada/Online, October 2020. (PDF) [Acceptance Rate was 47%]
- , "Eliminating the Invariance on the Loss Landscape of Linear Autoencoders" in Proceedings of International Conference on Machine Learning (ICML), Online, July 2020. (PDF) [Acceptance Rate was 22%]
- , "Cover Combinatorial Filters and their Minimization Problem" in Workshop on the Algorithmic Foundations of Robotics (WAFR-XIV), Oulu Finland/Online, June 2020. (PDF) [Acceptance Rate was 56%]
- , "Every Action Based Sensor" in Workshop on the Algorithmic Foundations of Robotics (WAFR-XIV), Oulu Finland/Online, June 2020. (PDF) [Acceptance Rate was 56%]
- , "Planning to Chronicle" in Workshop on the Algorithmic Foundations of Robotics (WAFR-XIV), Oulu Finland/Online, June 2020. (PDF) [Acceptance Rate was 56%]
- , "Experiments with Tractable Feedback in Robotic Planning under Uncertainty: Insights over a wide range of noise regimes" in Workshop on the Algorithmic Foundations of Robotics (WAFR-XIV), Oulu Finland/Online, June 2020. (PDF) [Acceptance Rate was 56%]
- , "Abstractions for computing all robotic sensors that suffice to solve a planning problem", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Paris, France/Online, May 2020. (arXiv) [Acceptance Rate was 42%]
- , "Reality as a simulation of reality: robot illusions, fundamental limits, and a physical demonstration", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Paris, France/Online, May 2020. (arXiv) (Video) [Acceptance Rate was 42%]
Other Papers
- , "Plans that Remain Private Even in Hindsight" in AAAI Workshop on Privacy-Preserving Artificial Intelligence, New York, N.Y., February 2020. (PDF) (Poster) [Acceptance Rate was 73%]
2019
Journal Papers
- ,
"Toward a language-theoretic foundation
for planning and filtering",
International Journal of Robotics Research, 38(2–3):236–259, March 2019.
(arXiv) (Preprint: PDF)
- , "Complete characterization of a class of privacy-preserving tracking problems", International Journal of Robotics Research, 38(2–3):299-315, March 2019. (arXiv) (Preprint: PDF)
Conference Papers
- , "Non-Uniform Robot Densities in Vibration Driven Swarms Using Phase Separation Theory" in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Macau, China, November 2019. (arXiv) [Acceptance Rate was 45%]
- , "Planning Coordinated Event Observation for Structured Narratives" in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Montreal, Canada, May 2019. (PDF) [Acceptance Rate was 44%]
- , "Coordinated multi-robot planning while preserving individual privacy" in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Montreal, Canada, May 2019. (PDF) [Acceptance Rate was 44%]
Other Papers
- , "Navigation and Localization via Wave Interference Patterns: An approach inspired by Marshallese Stick Charts" in MTS/IEEE OCEANS, Seattle Washington, October 2019. (PDF) [Acceptance Rate unknown]
2018
Journal Papers
- , "Bound to help: cooperative manipulation of objects via compliant, unactuated tails", Autonomous Robots — Special Issue on Distributed Robotics: From Fundamentals to Applications, 42(8):1563–1582, December 2018. (Preprint: PDF)
- , "Space-efficient filters for mobile robot localization from discrete limit cycles", IEEE Robotics and Automation Letters, 3(1):257–264, January 2018. (Preprint: PDF). Also presented at IEEE IROS'17 in Vancouver, Canada, September 2017.
Conference Papers
- , "Finding plans subject to stipulations on what information they divulge" in Workshop on the Algorithmic Foundations of Robotics (WAFR-XIII), Mérida, México, December 2018. (arXiv) [Acceptance Rate was 56.8%]
- , "The hardness of minimizing design cost subject to planning problems" in Workshop on the Algorithmic Foundations of Robotics (WAFR-XIII), Mérida, México, December 2018. (PDF) [Acceptance Rate was 56.8%]
- , "Delineating boundaries of feasibility between robot designs", in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Madrid, Spain, October 2018. (PDF) [Acceptance Rate was 46.7%]
Other Papers
- , "What does my knowing your plans tell me?" in IEEE/RSJ IROS Workshop—Towards Intelligent Social Robots: From Naive Robots to Robot Sapiens, Madrid, Spain, October 2018. (arXiv) (PDF) [Acceptance Rate was 60%]
- , "An MDP Model of Vehicle-Pedestrian Interaction at an Unsignalized Intersection" a workshop paper appearing in IEEE Vehicular Technology Conference (VTC), Chicago, Illinois, August 2018. (PDF) [Acceptance rate unknown]
- , "Robot Design: Formalisms, Representations, and the Role of the Designer" in IEEE ICRA Workshop on Autonomous Robot Design, Brisbane, Australia, May 2018. (arXiv) (PDF) [Acceptance rate unknown]
2017
Journal Papers
- , "Concise planning and filtering: hardness and algorithms", IEEE Transactions on Automation Science and Engineering (T-ASE), 14(4):1666–1681, October 2017. (Preprint: PDF)
- , "Hark! Who goes there? Concurrent Association of Communication Channels for Multiple Mobile Robots", Autonomous Robots, 41(4):811–829, April 2017. (Preprint: PDF)
- , "Using a compliant, unactuated tail to manipulate objects", IEEE Robotics and Automation Letters, 2(1):223–230, January 2017. (Preprint: PDF) (Video). Featured in IEEE Spectrum and by Digital Trends.
- , "Analyzing the sensitivity of the optimal assignment in probabilistic multi-robot task allocation", IEEE Robotics and Automation Letters, 2(1):193–200, January 2017. (Preprint: PDF). Also presented at IEEE CASE'16 in Fort Worth, Texas, August 2016.
Conference Papers
- , "Efficient Distributed State Estimation of Hidden Markov Models over Unreliable Networks", in Proceedings of the International Symposium on Multi-Robot and Multi-Agent Systems (MRS), Los Angeles, California, December 2017. (PDF) [Acceptance Rate was 24%]
- , "Inconsequential improprieties: Filter reduction in probabilistic worlds", in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. (PDF) [Acceptance Rate was 45%]
- , "Robots going round the bend—a comparative study of estimators for anticipating river meanders", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. (PDF , and supporting technical report: PDF) [Acceptance Rate was 41%]
- , "Minimalist Robot Navigation and Coverage using a Dynamical System Approach", in Proceedings of IEEE International Conference on Robotic Computing (IRC), Taiwan, April 2017. (PDF) [Acceptance rate unknown]
2016
Journal Papers
- , "Helping Novices Avoid the Hazards of Data: Leveraging Ontologies to Improve Model Generalization Automatically with Online Data Sources" in AI Magazine, 37(2):19–32, Summer 2016. (Preprint: PDF)
Conference Papers
- , "Beyond the planning potpourri: reasoning about label transformations on procrustean graphs", in Workshop on the Algorithmic Foundations of Robotics (WAFR-XII), San Francisco, California, December 2016. (PDF) [Acceptance Rate was 25%]
- , "You can't save all the pandas: impossibility results for privacy-preserving tracking", in Workshop on the Algorithmic Foundations of Robotics (WAFR-XII), San Francisco, California, December 2016. (PDF) [Acceptance Rate was 25%]
- , "Bundling policies for sequential stochastic tasks in multi-robot systems", in Proceedings of International Symposium on Distributed Autonomous Robotic Systems (DARS), London, U.K., November 2016. (PDF, and supporting technical report: PDF) [Acceptance Rate was 39%]
- ,
"Unifying Consensus and Covariance Intersection for Decentralized State Estimation",
in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Deajeon, South Korea, October 2016. (PDF) [Acceptance Rate was 48%]
Note: Since the appearance of this paper, we have discovered that we ought to have been aware of the 2014 paper entitled "Consensus-Based Linear and Nonlinear Filtering" by G. Battistelli, L. Chisci, G. Mugnai, A. Farina, and A. Graziano. Their work has a near identical approach, though our work specifically examines networks which undergo partition. - , "Set-labelled filters and sensor transformations", in Robotics Science and Systems (RSS-2016), Ann Arbor, Michigan, June 2016. (PDF) [Acceptance Rate was 21%]
- , "Planning motions for a planar robot attached to a stiff tether", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Stockholm, Sweden, May 2016. (PDF) [Acceptance Rate was 35%]
Other Papers
- , "A Mathematical Approach to Obtain Isoperimetric Shapes for D-Form Construction" in Bridges: Mathematics, Music, Art, Architecture, Education, Culture, Jyväskylä, Finland, August 2016. (PDF) [Acceptance rate unknown]
- , "Some progress toward tethered pairs" in the ICRA Workshop on Emerging Topological Techniques in Robotics, Stockholm, Sweden, May 2016. (PDF) [Acceptance rate unknown]
2015
Journal Papers
- , "Communication Constrained Task Allocation with Optimized Local Task Swaps", Autonomous Robots, 39(3):429–444, October 2015. (Preprint: PDF)
- , "Assignment Algorithms for Modeling Resource Contention in Multi-Robot Task Allocation", IEEE Transactions on Automation Science and Engineering (T-ASE) — Special Issue on Networked Cooperative Autonomous Systems, 12(3):889–900, July 2015. (Preprint: PDF)
Conference Papers
- "A man-packable unmanned surface vehicle for radiation localization and forensics", in Proceedings of IEEE International Symposium on Safety, Security, and Rescue Robotics (SSRR), West Lafayette, Indiana, October 2015. (PDF) [Acceptance rate unknown]
- , "Automatic Design of Discreet Discrete Filters", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Seattle, Washington, May 2015. (PDF) [Acceptance Rate was 41%]
- , "A New Model for Self-Organized Robotic Clustering: Understanding Boundary Induced Densities and Cluster Compactness", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Seattle, Washington, May 2015. (PDF) [Acceptance Rate was 41%]
- , "When to Do Your Own Thing: Analysis of Cost Uncertainties in Multi-Robot Task Allocation at Run-Time", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Seattle, Washington, May 2015. (PDF, and supporting technical report: PDF) [Acceptance Rate was 41%]
- , "Leveraging Ontologies to Improve Model Generalization Automatically with Online Data Sources", in Proceedings of Conference on Innovative Applications of Artificial Intelligence (IAAI), Austin, TX, January 2015. (PDF) [Acceptance rate unknown]
Other Papers
- , "Distributed Multi-Robot Area Patrolling in Adversarial Environments" in the International Workshop on Robotic Sensor Networks (RSN), Seattle, Washington, April 2015. (PDF) [Acceptance rate unknown]
2014
Journal Papers
- "From Selfish Auctioning to Incentivized Marketing", Autonomous Robots, 37(4):417–430, December 2014. (Preprint: PDF)
Conference Papers
- , "Associating Nearby Robots to their Voices", in Proceedings of International Conference on the Synthesis and Simulation of Living Systems (ALife), New-York, NY, August 2014. (PDF) [Acceptance rate unknown]
- , "Fully Decentralized Task Swaps with Optimized Local Searching", in Robotics Science and Systems (RSS-2014), July 2014, Berkeley, CA. (PDF) [Acceptance Rate was 32%]
- , "Distributed Robotic Sampling of Non-Homogeneous Spatio-Temporal Fields Via Recursive Geometric Sub-Division", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Hong-Kong, China, May 2014. (PDF) [Acceptance Rate was 48%]
- , "Assignment Algorithms for Modeling Resource Contention and Interference in Multi-Robot Task-Allocation", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Hong-Kong, China, May 2014. (PDF) [Acceptance Rate was 48%]
- , "Computing Cell-Based Decompositions Dynamically for Planning Motions of Tethered Robots", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Hong-Kong, China, May 2014. (PDF) [Acceptance Rate was 48%]
2013
Journal Papers
- , "Physically Routing Robots through a Multi-robot Network: Flexibility through a Three Dimensional Matching Graph", International Journal of Robotics Research, 32(12): 1475–1494, September 2013. (Preprint: PDF)
- , "An Anytime Assignment Algorithm: From Local Task Swapping to Global Optimality", Autonomous Robots, 35(4):271–286, November 2013. (Preprint: PDF)
- , "Unifying Microscopic Flocking Motion Models for Virtual, Robotic, and Biological Flock Members", Autonomous Robots, 35(2–3):195–219, October 2013. (Preprint: PDF)
Conference Papers
- , "Optimal Market-based Multi-Robot Task Allocation via Strategic Pricing", in Robotics Science and Systems (RSS-2013), June 2013, Berlin, Germany. (PDF) [Acceptance Rate was 30%]
- , "Finding concise plans: Hardness and algorithms", in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Tokyo, Japan, November 2013. (PDF) [Acceptance Rate was 43%]
- , "Improving the performance of self-organized robotic clustering: modeling and planning sequential changes to the division of labor", in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Tokyo, Japan, November 2013. (PDF) [Acceptance Rate was 43%]
- , "Eliciting Collective Behaviors through Automatically Generated Environments", in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Tokyo, Japan, November 2013. (PDF) [Acceptance Rate was 43%]
- , "Covering space with simple robots: from chains to random trees", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Karlsruhe, Germany, May 2013. (PDF) [Acceptance Rate was 39%]
- , "Automatic Reduction of Combinatorial Filters", in Proceedings of IEEE International Conference on Robotics and Automation (ICRA), Karlsruhe, Germany, May 2013. (PDF) [Acceptance Rate was 39%]
2012
Journal Papers
- , "Large-Scale Multi-Robot Task Allocation via Dynamic Partitioning and Distribution", Autonomous Robots, 33(3): 291–307, October 2012. (Preprint: PDF)
Conference Papers
- , "Extensive analysis of Linear Complementarity Problem (LCP) solver performance on randomly generated rigid body contact problems" in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 5034–5039, Algarve, Portugal, October 2012. (PDF) [Acceptance Rate was 45%]
- , "Orienting deformable polygonal parts without sensors" in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 973–979, Algarve, Portugal, October 2012. (PDF) [Acceptance Rate was 45%]
- , "An Efficient Distributed Topo-Geometric Spatial Density Estimation Method for Multi-Robot Systems" in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 828–833, Algarve, Portugal, October 2012. (PDF) [Acceptance Rate was 45%]
- , "A Distributable and Computation-flexible Assignment Algorithm: From Local Task Swapping to Global Optimality" in Robotics Science and Systems (RSS-2012), Sydney Australia, July 2012. (PDF) [Acceptance Rate was 33%]
- , "Tunable Routing Solutions for Multi-Robot Navigation via the Assignment Problem: A 3D Representation of the Matching Graph" in Proceedings of the IEEE International Conference on Robotics and Automation (ICRA), pages 4800–4805, St. Paul, MN, USA, May 2012. (PDF) [Acceptance Rate was 40%]
Other Papers
- , "Tackling Task Allocation Uncertainty via a Combinatorial Method" in the IEEE International Symposium on Safety, Security, and Rescue Robotics (SSRR), College Station, Texas, November 2012. (PDF) [Acceptance rate unknown]
- , "Multi-robot Formation Morphing through a Graph Matching Problem", in Proceedings of International Symposium on Distributed Autonomous Robotic Systems (DARS). Baltimore, MD. Nov 2012. Best Student Paper Runner-up Award. (PDF) [Acceptance rate unknown]
- , "Distribute the Task Swapping Assignment Method under Communication Constraints", in Symposium on Emerging Topics in Control and Modeling: Networked Systems (CMNS). Urbana-Champaign, IL. Oct 2012. (PDF) [Acceptance rate unknown]
- , "Flocking Motions: Examination of Information Requirements", in the 2012 Symposium on Emerging Topics in Control and Modeling: Networked Systems (CMNS). Urbana-Champaign, IL. Oct 2012. (PDF) [Acceptance rate unknown]
- , "Quantifying Uncertainty in Networked Robotic Systems", in the 2012 Symposium on Emerging Topics in Control and Modeling: Networked Systems (CMNS). Urbana-Champaign, IL. Oct 2012. [Acceptance rate unknown]
- , "Self-organized Clustering of Square Objects by Multiple Robots", in Proceedings of the International Conference on Swarm Intelligence (ANTS), pages 308–315, Brussels, Belgium, September 2012. (PDF) [Acceptance rate unknown]
- , "Examining the Information Requirements for Flocking Motion", in Proceedings of the International Conference on Simulation of Adaptive Behavior (SAB), pages 442–452, Odense, Denmark, August 2012. (PDF) [Acceptance rate unknown]
- , "Cost, Precision, and Task Structure in Aggression-Based Arbitration for Minimalist Robot Cooperation", in Proceedings of the International Conference on Simulation of Adaptive Behavior (SAB), pages 431–441, Odense, Denmark, August 2012. (PDF) [Acceptance rate unknown]
- "Spatial Interpolation for Robotic Sampling: Uncertainty with two Models of Variance", in Proceedings of the International Symposium on Experimental Robotics (ISER), Québec City, Canada, June 2012. (PDF) [Acceptance rate unknown]
- "Load Equalization on a Two-Armed Robot via Proprioceptive Sensing", in Proceedings of the International Symposium on Experimental Robotics (ISER), Québec City, Canada, June 2012. (PDF) [Acceptance rate unknown]
- "Artistic Elements and Practical Challenges in A Midsummer Night's Dream with Unmanned Vehicles", in the IEEE International Conference on Robotics and Automation (ICRA) Workshop on Robotics and Performing Arts: Reciprocal influences, St. Paul, Minnesota, USA, May, 14th 2012. (PDF) [Acceptance rate unknown]
2011
Journal Papers
- , "Assessing Optimal Assignment under Uncertainty: An Interval-based Algorithm." International Journal of Robotics Research, 30(7):936–953, June 2011. (Preprint: PDF)
- , "Toward Autonomous Robotic Containment Booms: Visual Servoing for Robust Inter-vehicle Docking of Surface Vehicles", , 5(1): 1–18, September 2011. (Preprint: PDF)
- , "A Midsummer Night's Dream (with Flying Robots)", Autonomous Robots, Vol. 30, No. 2, February 2011. (Preprint: PDF)
Conference Papers
- , "Multi-level Partitioning and Distribution of the Assignment Problem for Large-scale Multi-robot Task Allocation", in Robotics Science and Systems (RSS-2011), Los Angeles, California, July 2011. (PDF) [Acceptance Rate was 25%]
- , "Flocking: don't need no stinkin' robot recognition" in Proceedings of the IEEE International Conference on Intelligent Robots and Systems (IROS), San Francisco, California, September 2011. (PDF) [Acceptance Rate was 32%]
- , "Approximate Characterization of Multi-Robot Swarm 'Shape' in Sublinear-Time", in Proceedings of the IEEE International Conference on Robotics and Automation (ICRA), Shanghai, China, May 2011. (PDF) [Acceptance Rate was 49%]
- , "An Evaluation of Methods for Modeling Contact in Multibody Simulation", in Proceedings of the 2011 IEEE International Conference on Robotics and Automation (ICRA), Shanghai, China, May 2011. (PDF) [Acceptance Rate was 49%]
Other Papers
- , "Reports of the AAAI 2011 Spring Symposia", AI Magazine, 32(3): 119–127, Fall 2011.
2010
Conference Papers
- , "Assessing Optimal Assignment under Uncertainty: An Interval-based Algorithm", in Robotics Science and Systems (RSS-2010), Zaragoza Spain, June 2010. (PDF) [Acceptance Rate was 16%]
- , "Modeling Contact Friction and Joint Friction in Dynamic Robotic Simulation using the Principle of Maximum Dissipation", in Workshop on the Algorithmic Foundations of Robotics (WAFR-IX), Singapore, December 2010. (PDF) [Acceptance Rate was 40%]
- , "Extending Open Dynamics Engine for Robotics", in International Conference on Simulation, Modeling and Programming for Autonomous Robots (SIMPAR), Darmstadt, Germany, November 2010. (PDF) [Acceptance Rate was 37%]
Other Papers
- , "Incremental Multi-Robot Deployment for Line-of-Sight Chains Using on Radio Signal Strength", appeared as poster in IEEE ICRA Network Science and Systems workshop, Anchorage, Alaska, May 2010. (PDF) [Reviewed, but Acceptance Rate unknown]
- , "A Midsummer Night's Dream; Social proof in HRI", accepted as a late breaking report for the ACM/IEEE 2010 Conference on Human-Robot Interactions. (PDF) [Acceptance rate for late breaking reports unknown].
2009
Conference Papers
- , "High-fidelity radio communications modeling for multi-robot simulation", in Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 3447–3452, St. Louis, Missouri, October 2009. (PDF) [Acceptance Rate was 58%]
- , "A robust and tractable contact model for dynamic robotic simulation", in Proceedings of the 2009 ACM Symposium on Applied Computing (SAC), pages 1176–1180, Honolulu, Hawaii, March 2009. (PDF) [Acceptance rate unknown: 2008 was 29%]
- , "Precise generalized contact point and normal determination for rigid body simulation", a poster paper in Proceedings of the 2009 ACM Symposium on Applied Computing (SAC), pages 11762107–2108, Honolulu, Hawaii, March 2009. (PDF) [Acceptance rate unknown]