Lab Papers (GRASP)

 
The General Robotics, Automation, Sensing and Perception (GRASP) Lab is a multidisciplinary research laboratory at the University of Pennsylvania. Founded in 1979, the lab has grown to be one of the premier research labs focusing on fundamental research in robotics, vision, perception, control and automation.

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Papers from 2023

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Twisting Spine or Rigid Torso: Exploring Quadrupedal Morphology via Trajectory Optimization, J. Diego Caporale, Zeyuan Feng, Shane Rozen-Levy, Aja Mia Carter, and Daniel E. Koditschek

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Drag Coefficient Characterization of the Origami Magic Ball (Inproceedings), Guanyu Chen, Dongsheng Chen, Jessica Weakly, and Cynthia Sung

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Anchoring Sagittal Plane Templates in a Spatial Quadruped, Timothy M. Greco and Daniel E. Koditschek

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Design and Control of a Tunable-Stiffness Coiled-Spring Actuator, Shivangi Misra, Mason Mitchell, Rongqian Chen, and Cynthia Sung

Papers from 2022

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Kinegami: Algorithmic Design of Compliant Kinematic Chains From Tubular Origami, Wei-Hsi Chen, Woohyeok Yang, Lucien Peach, Daniel E. Koditschek, and Cynthia R. Sung

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Forward Kinematics and Control of a Segmented Tunable-Stiffness 3-D Continuum Manipulator, Shivangi Misra and Cynthia Sung

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TrussBot: Modeling, Design, and Control of a Compliant, Helical Truss of Tetrahedral Modules, Yuhong Qin, Linda Ting, Celestina Saven, Yumika Amemiya, Michael Tanis, Randall Kamien, and Cynthia R. Sung

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Repeated Jumping with the REBOund: Self-Righting Jumping Robot Leveraging Bistable Origami-Inspired Design, Yuchen Sun, Joanna Wang, and Cynthia R. Sung

Papers from 2021

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Reconfiguring Non-Convex Holes in Pivoting Modular Cube Robots, Daniel Adam Feshbach and Cynthia Sung

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Reconfiguring Non-Convex Holes in Pivoting Modular Cube Robots, Daniel Adam Feshbach and Cynthia Sung

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Fabrication and Characterization of I-cord Knitted SMA Actuators, Christopher Y. Kim, Athena Chien, Megha Tippur, and Cynthia Sung

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Motivation dynamics for autonomous composition of navigation tasks, Paul B. Reverdy, Vasileios Vasilopoulos, and Daniel E. Koditschek

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Reimagining Robotic Walkers For Real-World Outdoor Play Environments With Insights From Legged Robots: A Scoping Review, Abriana Stewart-Height, Daniel E. Koditschek, and Michelle J. Johnson

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Reactive Planning for Mobile Manipulation Tasks in Unexplored Semantic Environments, Vasileios Vasilopoulos, Yiannis Kantaros, George J. Pappas, and Daniel E. Koditschek

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Origami-Inspired Robot that Swims via Jet Propulsion, Zhiyuan Yang, Dongsheng Chen, David J. Levine, and Cynthia R. Sung

Papers from 2020

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A Programmably Compliant Origami Mechanism for Dynamically Dexterous Robots, Wei-Hsi Chen, Shivangi Mishra, Yuchong Gao, Young-Joo Lee, Daniel Koditschek, Shu Yang, and Cynthia R. Sung

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A Tendon-Driven Origami Hopper Triggered by Proprioceptive Contact Detection, Wei-Hsi Chen, Shivangi Misra, J. Diego Caporale, Daniel E. Koditschek, Shu Yang, and Cynthia R. Sung

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What is Robotics: Why Do We Need It and How Can We Get It?, Daniel E. Koditschek

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An obstacle disturbance selection framework: emergent robot steady states under repeated collisions, Feifei Qian and Daniel E. Koditschek

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Modulation of Robot Orientation via Leg-Obstacle Contact Positions, Divya Ramesh, Anmol Kathail, Daniel E. Koditschek, and Feifei Qian

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Composition of Templates for Transitional Legged Behaviors, Thomas T. Topping and D. E. Koditschek

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Reactive Semantic Planning in Unexplored Semantic Environments Using Deep Perceptual Feedback, Vasileios Vasilopoulos, Georgios Pavlakos, Sean L. Bowman, J. Diego Caporale, Kostas Daniilidis, George J. Pappas, and Daniel E. Koditschek

Papers from 2019

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Coronal Plane Spine Twisting Composes Shape To Adjust the Energy Landscape for Grounded Reorientation, J. Diego Caporale, Benjamin W. McInroe, Chenze Ning, Thomas Libby, Robert J. Full, and Daniel E. Koditschek

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Task-Based Control and Design of a BLDC Actuator for Robotics, Avik De, Abriana Stewart-Height, and Daniel E. Koditschek

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Rapid In Situ Characterization of Soil Erodibility With a Field Deployable Robot, Feifei Qian, Dylan Lee, George Nikolich, Daniel E. Koditschek, and Douglas J. Jerolmack

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Mitigating energy loss in a robot hopping on a physically emulated dissipative substrate, Sonia F. Roberts and Daniel E. Koditschek

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Mechanical and virtual compliance for robot locomotion in a compliant world, Sonia F. Roberts and Daniel E. Koditschek

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Systematizing Gibsonian affordances in robotics: an empirical, generative approach derived from case studies in legged locomotion, Sonia F. Roberts, Lisa J. Miracchi, and Daniel E. Koditschek

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Composition of Templates for Transitional Pedipulation Behaviors, Thomas T. Topping, Vasileios Vasilopoulos, Avik De, and Daniel E. Koditschek

Papers from 2018

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Sensor-Based Reactive Navigation in Unknown Convex Sphere Worlds, Omur Arslan and Daniel E. Koditschek

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Voronoi-Based Coverage Control of Pan/Tilt/Zoom Camera Networks, Omur Arslan, Hancheng Min, and Daniel E. Koditschek

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A hybrid dynamical extension of averaging and its application to the analysis of legged gait stability, Avik De, Samuel A. Burden, and Daniel E. Koditschek

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Vertical hopper compositions for preflexive and feedback-stabilized quadrupedal bounding, pacing, pronking, and trotting, Avik De and Daniel E. Koditschek

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Iterated Belief Revision Under Resource Constraints: Logic as Geometry, Dan P. Guralnik and Daniel E. Koditschek

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Nomadic Monument for Women in Robotics, Diedra Krieger, Gaby Alfaro, Joey Hartmann-Dow, and Sonia F. Roberts

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Using the art practice of play to communicate legged robotics research concepts, Diedra Krieger and Sonia F. Roberts

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On Balancing Event and Area Coverage in Mobile Sensor Networks, Hancheng Min

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Integration of Local Geometry and Metric Information in Sampling-Based Motion Planning, Vincent Pacelli, Omur Arslan, and Daniel E. Koditschek

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A Dynamical System for Prioritizing and Coordinating Motivations, Paul Reverdy and Daniel E. Koditschek

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Reactive Velocity Control Reduces Energetic Cost of Jumping with a Virtual Leg Spring on Simulated Granular Media, Sonia F. Roberts and Daniel E. Koditschek

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Analytically-Guided Design of a Tailed Bipedal Hopping Robot, Abdulaziz Shamsah, Avik De, and Daniel E. Koditschek

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Inertial Velocity and Attitude Estimation for Quadrotors: Supplementary Material, James B. Svacha Jr, Kartik Mohta, Michael Watterson, Giuseppe Loianno, and Vijay Kumar

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Reactive Navigation in Partially Known Non-Convex Environments, Vasileios Vasilopoulos and Daniel E. Koditschek

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Sensor-Based Reactive Execution of Symbolic Rearrangement Plans by a Legged Mobile Manipulator, Vasileios Vasilopoulos, T. Turner Topping, William Vega-Brown, Nicholas Roy, and Daniel E. Koditschek

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Sensor-Based Reactive Symbolic Planning in Partially Known Environments, Vasileios Vasilopoulos, William Vega-Brown, Omur Arslan, Nicholas Roy, and Daniel E. Koditschek

Papers from 2017

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Discriminative Measures for Comparison of Phylogenetic Trees, Omur Arslan, Dan P. Guralnik, and Daniel E. Koditschek

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Smooth Extensions of Feedback Motion Planners via Reference Governors, Omur Arslan and Daniel E. Koditschek

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Sensory Steering for Sampling-Based Motion Planning, Omur Arslan, Vincent Pacelli, and Daniel E. Koditschek

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Towards Reactive Control of Transitional Legged Robot Maneuvers, Jeff Duperret

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Empirical validation of a spined sagittal-plane quadrupedal model, Jeff Duperret and Daniel E. Koditschek

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The Penn Baxter Face Database, Naomi T. Fitter and Katherine J. Kuchenbecker

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Detecting Poisoning Attacks on Hierarchical Malware Classification Systems, Dan P. Guralnik, Bill Moran, Ali Pezeshki, and Omur Arslan

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Joint Exploration of Local Metrics and Geometry in Sampling-based Planning, Vincent Pacelli

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Ground robotic measurement of aeolian processes, Feifei Qian, Douglas J. Jerolmack, Nicholas Lancaster, George Nikolich, Paul B. Reverdy, Sonia F. Roberts, Thomas F. Shipley, Robert Scott Van pelt, Ted M. Zobeck, and Daniel E. Koditschek

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Spatial Sampling Strategies with Multiple Scientific Frames of Reference, Paul B. Reverdy, Thomas F. Shipley, and Daniel E. Koditschek

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Quasi-Static and Dynamic Mismatch for Door Opening and Stair Climbing With a Legged Robot, T. Turner Topping, Gavin Kenneally, and Daniel E. Koditschek

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Sensor-Based Legged Robot Homing Using Range-Only Target Localization, Vasileios Vasilopoulos, Omur Arslan, Avik De, and Daniel E. Koditschek

Papers from 2016

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Clustering-Based Robot Navigation and Control, Omur Arslan

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Coordinated Robot Navigation via Hierarchical Clustering, Omur Arslan, Dan P. Guralnik, and Daniel E. Koditschek

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Clustering-Based Robot Navigation and Control, Omur Arslan, Dan P. Guralnik, and Daniel E. Koditschek

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Exact Robot Navigation Using Power Diagrams, Omur Arslan and Daniel E. Koditschek

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On the Optimality of Napoleon Triangles, Omur Arslan and Daniel E. Koditschek

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Sensor-Based Reactive Navigation in Unknown Convex Sphere Worlds, Omur Arslan and Daniel E. Koditschek

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Voronoi-Based Coverage Control of Heterogeneous Disk-Shaped Robots, Omur Arslan and Daniel E. Koditschek

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Core Actuation Promotes Self-Manipulability on a Direct-Drive Quadrupedal Robot, Jeff Duperret, Benjamin Kramer, and Daniel E. Koditschek

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The Penn Hand-Clapping Motion Dataset, Naomi T. Fitter and Katherine J. Kuchenbecker

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A Scalable Strategy for Open Loop Magnetic Control of Microrobots Using Critical Points, Luis Guerrero-Bonilla, Subhrajit Bhattacharya, and Vijay Kumar

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A Hybrid Systems Model for Simple Manipulation and Self-Manipulation Systems, Aaron M. Johnson, Sam Burden, and Daniel E. Koditschek

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Design Principles for a Family of Direct-Drive Legged Robots, Gavin Kenneally, Avik De, and Daniel E. Koditschek

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Comparative Design, Scaling, and Control of Appendages for Inertial Reorientation, Thomas Libby, Aaron M Johnson, Evan Chang-Sui, R J. Full, and Daniel E. Koditschek

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Mobile Robots as Remote Sensors for Spatial Point Process Models, Paul B. Reverdy and Daniel E. Koditschek

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Visual Servoing of Quadrotors for Perching by Hanging From Cylindrical Objects, Justin Thomas, Giuseppe Loianno, Kostas Daniilidis, and Vijay Kumar

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Towards Bipedal Behavior on a Quadrupedal Platform Using Optimal Control, Turner Topping, Vasileios Vasilopoulos, Avik De, and Daniel E. Koditschek

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Frontal plane stabilization and hopping with a 2DOF tail, Garrett Wenger, Avik De, and Daniel E. Koditschek

Papers from 2015

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Averaged Anchoring of Decoupled Templates in a Tail-Energized Monoped, Avik De and Daniel E. Koditschek

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Parallel Composition of Templates for Tail-Energized Planar Hopping, Avik De and Daniel E. Koditschek

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An Empirical Investigation of Legged Transitional Maneuvers Leveraging Raibert’s Scissor Algorithm, Jeff Duperret and Daniel E. Koditschek

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Leg Design for Energy Management in an Electromechanical Robot, Gavin Kenneally

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A drift-diffusion model for robotic obstacle avoidance, Paul B. Reverdy, B. Deniz Ilhan, and Daniel E. Koditschek

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Robotic Measurement of Aeolian Processes, Sonia Roberts, Douglas J. Jerolmack, Nick Lancaster, George Nikolich, Paul B. Reverdy, Thomas F. Shipley, Scott van Pelt, Ted Zobeck, and Daniel E. Koditschek

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Semi-autonomous exploration of multi-floor buildings with a legged robot, Garrett Wenger, Aaron Johnson, Camilo Jose Taylor, and Daniel E. Koditschek

Papers from 2014

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Navigation of Distinct Euclidean Particles via Hierarchical Clustering, Omur Arslan, Dan P. Guralnik, and Daniel E. Koditschek

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A Recursive, Distributed Minimum Spanning Tree Algorithm for Mobile Ad Hoc Networks, Omur Arslan and Daniel E. Koditschek

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The Penn Haptic Texture Toolkit for Modeling, Rendering, and Evaluating Haptic Virtual Textures, Heather Culbertson, Juan Jose Lopez Delgado, and Katherine J. Kuchenbecker

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Active Sensing for Dynamic, Non-holonomic, Robust Visual Servoing, Avik De, Karl S. Bayer, and Daniel E. Koditschek

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Towards a Comparative Measure for Legged Agility, Jeffrey Duperret, Gavin Kenneally, Jason Pusey, and Daniel E. Koditschek

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Cellular Decomposition and Classification of a Hybrid System, Aaron M. Johnson and Daniel E. Koditschek

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Coordinated Navigation of Multiple Independent Disk-Shaped Robots, C. Serkan Karagoz, H. Isil Bozma, and Daniel E. Koditschek

Papers from 2013

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Toward Dynamical Sensor Management for Reactive Wall-following, Avik De and Daniel E. Koditschek

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Convergence of Bayesian Histogram Filters for Location Estimation, Avik De, Alejandro Ribeiro, William Moran, and Daniel E. Koditschek

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Clifford Algebras, Clifford Groups, and a Generalization of the Quaternions: The Pin and Spin Groups, Jean H. Gallier

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Notes on Convex Sets, Polytopes, Polyhedra, Combinatorial Topology, Voronoi Diagrams and Delaunay Triangulations, Jean H. Gallier

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Variable Stiffness Legs for Robust, Efficient, and Stable Dynamic Running, Kevin C. Galloway, Jonathan E. Clark, and Daniel E. Koditschek

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Legged Self-Manipulation, Aaron Johnson and Daniel E. Koditschek

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Optimal Resource Allocation for Network Protection Against Spreading Processes, Victor M. Preciado, Michael Zargham, Chinwendu Enyioha, Ali Jadbabaie, and George Pappas

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Free-Standing Leaping Experiments with a Power-Autonomous, Elastic-Spined Quadruped, Jason L. Pusey, Jeffrey M. Duperret, G. Clark Haynes, Ryan Knopf, and Daniel E. Koditschek

Papers from 2012

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Hierarchically Clustered Navigation of Distinct Euclidean Partlces, Omur Arslan, Dan P. Guralnik, Yuliy M. Baryshnikov, and Daniel E. Koditschek

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Refined Methods for Creating Realistic Haptic Virtual Textures from Tool-Mediated Contact Acceleration Data, Heather Culbertson, Joseph M. Romano, Pablo Castillo, Max Mintz, and Katherine J. Kuchenbecker

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Consensus Over Martingale Graph Processes, Arastoo Fazeli and Ali Jadbabaie

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Duopoly Pricing Game in Networks With Local Coordination Effects, Arastoo Fazeli and Ali Jadbabaie