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Bilal Hammoud

5 accepted papers

2021

Impedance Optimization for Uncertain Contact Interactions Through Risk Sensitive Optimal Control

RA-L 2021

This letter addresses the problem of computing optimal impedance schedules for legged locomotion tasks involving complex contact interactions. We formulate the problem of impedance regulation as a trade-off between disturbance rejection and measurement uncertainty. We extend a stochastic optimal con

Cited by 26SourcecodeScholar
2021

Leveraging Forward Model Prediction Error for Learning Control

ICRA 2021poster

Learning for model based control can be sample-efficient and generalize well, however successfully learning models and controllers that represent the problem at hand can be challenging for complex tasks. Using inaccurate models for learning can lead to sub-optimal solutions that are unlikely to perf…

Cited by 5SourceScholar
2020

Crocoddyl: An Efficient and Versatile Framework for Multi-Contact Optimal Control

ICRA 2020poster

We introduce Crocoddyl (Contact RObot COntrol by Differential DYnamic Library), an open-source framework tailored for efficient multi-contact optimal control. Crocoddyl efficiently computes the state trajectory and the control policy for a given predefined sequence of contacts. Its efficiency is due…

Cited by 381SourcecodeScholar
2020

TriFinger: An Open-Source Robot for Learning Dexterity

CoRL 2020

Dexterous object manipulation is still an open problem in robotics, despite the rapid progress in machine learning during the past decade. We argue that a key issue which has hindered progress is the high cost of experimentation on real systems, in terms of both time and money. We address this probl