Advances in trajectory optimization for space vehicle control

D Malyuta, Y Yu, P Elango, B Açıkmeşe - Annual Reviews in Control, 2021 - Elsevier
Abstract Space mission design places a premium on cost and operational efficiency. The
search for new science and life beyond Earth calls for spacecraft that can deliver scientific …

Motion planning around obstacles with convex optimization

T Marcucci, M Petersen, D von Wrangel, R Tedrake - Science robotics, 2023 - science.org
From quadrotors delivering packages in urban areas to robot arms moving in confined
warehouses, motion planning around obstacles is a core challenge in modern robotics …

Lyapunov-stable neural-network control

H Dai, B Landry, L Yang, M Pavone… - arxiv preprint arxiv …, 2021 - arxiv.org
Deep learning has had a far reaching impact in robotics. Specifically, deep reinforcement
learning algorithms have been highly effective in synthesizing neural-network controllers for …

Model-based control with sparse neural dynamics

Z Liu, G Zhou, J He, T Marcucci… - Advances in Neural …, 2023 - proceedings.neurips.cc
Learning predictive models from observations using deep neural networks (DNNs) is a
promising new approach to many real-world planning and control problems. However …

Shortest paths in graphs of convex sets

T Marcucci, J Umenberger, P Parrilo, R Tedrake - SIAM Journal on …, 2024 - SIAM
Given a graph, the shortest-path problem requires finding a sequence of edges with
minimum cumulative length that connects a source vertex to a target vertex. We consider a …

Learning lyapunov functions for hybrid systems

S Chen, M Fazlyab, M Morari, GJ Pappas… - Proceedings of the 24th …, 2021 - dl.acm.org
We propose a sampling-based approach to learn Lyapunov functions for a class of discrete-
time autonomous hybrid systems that admit a mixed-integer representation. Such systems …

Linear encodings for polytope containment problems

S Sadraddini, R Tedrake - 2019 IEEE 58th conference on …, 2019 - ieeexplore.ieee.org
The polytope containment problem is deciding whether a polytope is a contained within
another polytope. The complexity heavily depends on how the polytopes are represented …

Bundled gradients through contact via randomized smoothing

HJT Suh, T Pang, R Tedrake - IEEE Robotics and Automation …, 2022 - ieeexplore.ieee.org
The empirical success of derivative-free methods in reinforcement learning for planning
through contact seems at odds with the perceived fragility of classical gradient-based …

Towards tight convex relaxations for contact-rich manipulation

BP Graesdal, SYC Chia, T Marcucci, S Morozov… - arxiv preprint arxiv …, 2024 - arxiv.org
We present a novel method for global motion planning of robotic systems that interact with
the environment through contacts. Our method directly handles the hybrid nature of such …

Warm start of mixed-integer programs for model predictive control of hybrid systems

T Marcucci, R Tedrake - IEEE Transactions on Automatic …, 2020 - ieeexplore.ieee.org
In hybrid model predictive control (MPC), a mixed-integer quadratic program (MIQP) is
solved at each sampling time to compute the optimal control action. Although these …