Search Results for author: Guillaume Bellegarda

Found 11 papers, 0 papers with code

SATA: Safe and Adaptive Torque-Based Locomotion Policies Inspired by Animal Learning

no code implementations18 Feb 2025 Peizhuo Li, Hongyi Li, Ge Sun, Jin Cheng, Xinrong Yang, Guillaume Bellegarda, Milad Shafiee, Yuhong Cao, Auke Ijspeert, Guillaume Sartoretti

Our experimental results indicate that SATA demonstrates remarkable compliance and safety, even in challenging environments such as soft/slippery terrain or narrow passages, and under significant external disturbances, highlighting its potential for practical deployments in human-centric and safety-critical scenarios.

ManyQuadrupeds: Learning a Single Locomotion Policy for Diverse Quadruped Robots

no code implementations16 Oct 2023 Milad Shafiee, Guillaume Bellegarda, Auke Ijspeert

Learning a locomotion policy for quadruped robots has traditionally been constrained to a specific robot morphology, mass, and size.

Rhythm

DeepTransition: Viability Leads to the Emergence of Gait Transitions in Learning Anticipatory Quadrupedal Locomotion Skills

no code implementations12 Jun 2023 Milad Shafiee, Guillaume Bellegarda, Auke Ijspeert

Consistent with quadruped animal data, we show that the walk-trot gait transition for quadruped robots on flat terrain improves both viability and energy efficiency.

Deep Reinforcement Learning

Puppeteer and Marionette: Learning Anticipatory Quadrupedal Locomotion Based on Interactions of a Central Pattern Generator and Supraspinal Drive

no code implementations26 Feb 2023 Milad Shafiee, Guillaume Bellegarda, Auke Ijspeert

Moreover, our investigation shows that sensing the front feet distances to the gap is the most important and sufficient sensory information for learning gap crossing.

Deep Reinforcement Learning Model Predictive Control

Visual CPG-RL: Learning Central Pattern Generators for Visually-Guided Quadruped Locomotion

no code implementations29 Dec 2022 Guillaume Bellegarda, Milad Shafiee, Auke Ijspeert

2) What are the effects of using a memory-enabled vs. a memory-free policy network with respect to robustness, energy-efficiency, and tracking performance in sim-to-real navigation tasks?

Deep Reinforcement Learning

CPG-RL: Learning Central Pattern Generators for Quadruped Locomotion

no code implementations1 Nov 2022 Guillaume Bellegarda, Auke Ijspeert

In this letter, we present a method for integrating central pattern generators (CPGs), i. e. systems of coupled oscillators, into the deep reinforcement learning (DRL) framework to produce robust and omnidirectional quadruped locomotion.

Deep Reinforcement Learning

Robust High-speed Running for Quadruped Robots via Deep Reinforcement Learning

no code implementations11 Mar 2021 Guillaume Bellegarda, Yiyu Chen, Zhuochen Liu, Quan Nguyen

Policies can be learned in only a few million time steps, even for challenging tasks of running over rough terrain with loads of over 100% of the nominal quadruped mass.

Deep Reinforcement Learning reinforcement-learning +2

Robust Quadruped Jumping via Deep Reinforcement Learning

no code implementations13 Nov 2020 Guillaume Bellegarda, Chuong Nguyen, Quan Nguyen

In this paper, we consider a general task of jumping varying distances and heights for a quadrupedal robot in noisy environments, such as off of uneven terrain and with variable robot dynamics parameters.

Deep Reinforcement Learning reinforcement-learning +1

Combining Benefits from Trajectory Optimization and Deep Reinforcement Learning

no code implementations21 Oct 2019 Guillaume Bellegarda, Katie Byl

Recent breakthroughs both in reinforcement learning and trajectory optimization have made significant advances towards real world robotic system deployment.

Deep Reinforcement Learning reinforcement-learning +1

Training in Task Space to Speed Up and Guide Reinforcement Learning

no code implementations6 Mar 2019 Guillaume Bellegarda, Katie Byl

Recent breakthroughs in the reinforcement learning (RL) community have made significant advances towards learning and deploying policies on real world robotic systems.

reinforcement-learning Reinforcement Learning +1

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