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Thomas Power

5 accepted papers

2025

Diffusion-Informed Probabilistic Contact Search for Multi-Finger Manipulation

ICRA 2025

Planning contact-rich interactions for multi-finger manipulation is challenging due to the high-dimensionality and hybrid nature of dynamics. Recent advances in data-driven methods have shown promise, but are sensitive to the quality of training data. Combining learning with classical methods like t

Cited by 5SourceScholar
2025

Multi-Finger Manipulation via Trajectory Optimization With Differentiable Rolling and Geometric Constraints

RA-L 2025

Parameterizing finger rolling and finger-object contacts in a differentiable manner is important for formulating dexterous manipulation as a trajectory optimization problem. In contrast to previous methods which often assume simplified geometries of the robot and object or do not explicitly model fi

Cited by 10SourceScholar
2022

Variational Inference MPC using Normalizing Flows and Out-of-Distribution Projection

RSS 2022poster

We propose a Model Predictive Control (MPC) method for collision-free navigation that uses amortized variational inference to approximate the distribution of optimal control sequences by training a normalizing flow conditioned on the start, goal and environment. This representation allows us to lear…

Cited by 35SourcePDFScholar
2020

Learning When to Trust a Dynamics Model for Planning in Reduced State Spaces

RA-L 2020

When the dynamics of a system are difficult to model and/or time-consuming to evaluate, such as in deformable object manipulation tasks, motion planning algorithms struggle to find feasible plans efficiently. Such problems are often reduced to state spaces where the dynamics are straightforward to m

Cited by 38SourceScholar