Jonas Buchli

About

Jonas Buchli is a pioneering robotics researcher whose work sits at the intersection of legged locomotion, optimal control, and machine learning. Best known for his transformative contributions to quadruped and humanoid robot control, Buchli has fundamentally advanced how robots move through complex, unstructured environments. His 2018 work on phase-based end-effector parameterization for gait and trajectory optimization (452 citations) introduced an elegant unified formulation that simultaneously solves for gait sequencing, footholds, and body motion without modular decomposition — a landmark achievement in locomotion planning. Equally influential is his foundational research on path integral reinforcement learning, with two seminal 2010 papers (449 and 257 citations) establishing scalable, sample-efficient frameworks for motor skill acquisition in high-dimensional spaces. His contributions to variable impedance control (329 citations) brought biologically inspired adaptability to robotic manipulation, while his inverse dynamics and contact force optimization work laid critical groundwork for compliant, physically consistent control of floating-base systems. With multiple highly cited papers on quadruped locomotion and model predictive control, Buchli's research portfolio reflects a rare breadth spanning theory and real-world implementation, making him one of the most impactful figures in modern robotics.

Research Focus

Key Achievements

Top Papers

1. 1
   Gait and Trajectory Optimization for Legged Systems Through Phase-Based End-Effector Parameterization

   452 citations · 2018
2. 2
   A Generalized Path Integral Control Approach to Reinforcement Learning

   449 citations · 2010
3. 3
   Learning variable impedance control

   329 citations · 2011
4. 4
   Learning, planning, and control for quadruped locomotion over challenging terrain

   297 citations · 2010
5. 5
   Reinforcement learning of motor skills in high dimensions: A path integral approach

   257 citations · 2010
6. 6
   Inverse dynamics control of floating base systems using orthogonal decomposition

   243 citations · 2010
7. 7
   Fast nonlinear Model Predictive Control for unified trajectory optimization and tracking

   205 citations · 2016
8. 8
   Optimal distribution of contact forces with inverse-dynamics control

   194 citations · 2013
9. 9
   Towards versatile legged robots through active impedance control

   175 citations · 2015
10. 10
    Fast, robust quadruped locomotion over challenging terrain

    168 citations · 2010

Key Collaborators

Contact & Links