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Robotic navigation through crowds or herds requires the ability to both predict the future motion of nearby individuals and understand how these predictions might change in response to a robot's future action. State of the art trajectory…

Artificial Intelligence · Computer Science 2020-01-29 Stuart Eiffert , Salah Sukkarieh

TD-learning is a foundation reinforcement learning (RL) algorithm for value prediction. Critical to the accuracy of value predictions is the quality of state representations. In this work, we consider the question: how does end-to-end…

Machine Learning · Computer Science 2023-05-31 Yunhao Tang , Rémi Munos

Learning collaborative behaviors is essential for multi-agent systems. Traditionally, multi-agent reinforcement learning solves this implicitly through a joint reward and centralized observations, assuming collaborative behavior will…

Robotics · Computer Science 2025-02-27 Zhengran Ji , Lingyu Zhang , Paul Sajda , Boyuan Chen

Although reinforcement learning methods can achieve impressive results in simulation, the real world presents two major challenges: generating samples is exceedingly expensive, and unexpected perturbations or unseen situations cause…

Machine Learning · Computer Science 2019-03-01 Anusha Nagabandi , Ignasi Clavera , Simin Liu , Ronald S. Fearing , Pieter Abbeel , Sergey Levine , Chelsea Finn

We present a deep-dive into a real-world robotic learning system that, in previous work, was shown to be capable of hundreds of table tennis rallies with a human and has the ability to precisely return the ball to desired targets. This…

Transformers replace recurrence with a memory that grows with sequence length and self-attention that enables ad-hoc lookups over past tokens. Consequently, they lack an inherent incentive to compress history into compact latent states with…

Reinforcement Learning (RL)-based control system has received considerable attention in recent decades. However, in many real-world problems, such as Batch Process Control, the environment is uncertain, which requires expensive interaction…

Machine Learning · Computer Science 2022-11-03 Peng Zhang , Yawen Huang , Bingzhang Hu , Shizheng Wang , Haoran Duan , Noura Al Moubayed , Yefeng Zheng , Yang Long

We propose to learn tasks directly from visual demonstrations by learning to predict the outcome of human and robot actions on an environment. We enable a robot to physically perform a human demonstrated task without knowledge of the…

Robotics · Computer Science 2017-03-09 Adam Tow , Niko Sünderhauf , Sareh Shirazi , Michael Milford , Jürgen Leitner

Model Predictive Control (MPC) is a powerful control technique that handles constraints, takes the system's dynamics into account, and optimizes for a given cost function. In practice, however, it often requires an expert to craft and tune…

Robotics · Computer Science 2020-04-21 Napat Karnchanachari , Miguel I. Valls , David Hoeller , Marco Hutter

The ability of a robot to detect and respond to changes in its environment is potentially very useful, as it draws attention to new and potentially important features. We describe an algorithm for learning to filter out previously…

Robotics · Computer Science 2007-05-23 Stephen Marsland , Ulrich Nehmzow , Jonathan Shapiro

Folding garments reliably and efficiently is a long standing challenge in robotic manipulation due to the complex dynamics and high dimensional configuration space of garments. An intuitive approach is to initially manipulate the garment to…

Robotics · Computer Science 2022-09-13 Yahav Avigal , Lars Berscheid , Tamim Asfour , Torsten Kröger , Ken Goldberg

To perform robot manipulation tasks, a low-dimensional state of the environment typically needs to be estimated. However, designing a state estimator can sometimes be difficult, especially in environments with deformable objects. An…

Robotics · Computer Science 2019-07-16 Xingyu Lin , Harjatin Singh Baweja , David Held

For effective human-robot interaction, it is important that a robotic assistant can forecast the next action a human will consider in a given task. Unfortunately, real-world tasks are often very long, complex, and repetitive; as a result…

Computer Vision and Pattern Recognition · Computer Science 2017-09-20 Tengda Han , Jue Wang , Anoop Cherian , Stephen Gould

We propose a novel robotic system that can improve its perception during deployment. Contrary to the established approach of learning semantics from large datasets and deploying fixed models, we propose a framework in which semantic models…

Robotics · Computer Science 2021-11-25 Hermann Blum , Francesco Milano , René Zurbrügg , Roland Siegward , Cesar Cadena , Abel Gawel

Scaling end-to-end reinforcement learning to control real robots from vision presents a series of challenges, in particular in terms of sample efficiency. Against end-to-end learning, state representation learning can help learn a compact,…

Machine Learning · Computer Science 2019-06-25 Antonin Raffin , Ashley Hill , René Traoré , Timothée Lesort , Natalia Díaz-Rodríguez , David Filliat

Providing expert trajectories in the context of Imitation Learning is often expensive and time-consuming. The goal must therefore be to create algorithms which require as little expert data as possible. In this paper we present an algorithm…

Machine Learning · Computer Science 2022-06-14 Jonas Nüßlein , Steffen Illium , Robert Müller , Thomas Gabor , Claudia Linnhoff-Popien

Dynamical systems describe how a physical system evolves over time. Physical processes can evolve faster or slower in different environmental conditions. We use time-warping as rescaling the time in a model of a physical system. This thesis…

Machine Learning · Computer Science 2026-05-12 Jonathon Hirschi

The market for domestic robots made to perform household chores is growing as these robots relieve people of everyday responsibilities. Domestic robots are generally welcomed for their role in easing human labor, in contrast to industrial…

Robotics · Computer Science 2024-05-30 Arpita Soni , Sujatha Alla , Suresh Dodda , Hemanth Volikatla

Current learning-based robot grasping approaches exploit human-labeled datasets for training the models. However, there are two problems with such a methodology: (a) since each object can be grasped in multiple ways, manually labeling grasp…

Machine Learning · Computer Science 2015-09-24 Lerrel Pinto , Abhinav Gupta

Metriplectic systems are learned from data in a way that scales quadratically in both the size of the state and the rank of the metriplectic data. Besides being provably energy conserving and entropy stable, the proposed approach comes with…

Machine Learning · Computer Science 2025-01-28 Anthony Gruber , Kookjin Lee , Haksoo Lim , Noseong Park , Nathaniel Trask