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We consider robot learning in the context of shared autonomy, where control of the system can switch between a human teleoperator and autonomous control. In this setting we address reinforcement learning, and learning from demonstration,…

机器学习 · 计算机科学 2023-06-16 Marc Rigter , Bruno Lacerda , Nick Hawes

In this paper, we investigate the task-space consensus problem for multiple robotic systems with both the uncertain kinematics and dynamics and address two main issues, i.e., the separation of the kinematic and dynamic loops in the case of…

系统与控制 · 计算机科学 2018-01-11 Hanlei Wang , Yongchun Xie

Many works in robot teaching either focus only on teaching task knowledge, such as geometric constraints, or motion knowledge, such as the motion for accomplishing a task. However, to effectively teach a complex task sequence to a robot, it…

机器人学 · 计算机科学 2021-01-01 Kazuhiro Sasabuchi , Naoki Wake , Katsushi Ikeuchi

While grasps must satisfy the grasping stability criteria, good grasps depend on the specific manipulation scenario: the object, its properties and functionalities, as well as the task and grasp constraints. In this paper, we consider such…

Machine learning is now playing important role in robotic object manipulation. In addition, force control is necessary for manipulating various objects to achieve robustness against perturbations of configurations and stiffness. The…

机器人学 · 计算机科学 2022-02-14 Sho Sakaino

Underwater vehicles are employed in the exploration of dynamic environments where tuning of a specific controller for each task would be time-consuming and unreliable as the controller depends on calculated mathematical coefficients in…

系统与控制 · 电气工程与系统科学 2021-01-14 Wilmer Ariza Ramirez , Zhi Q. Leong , Hung D. Nguyen , S. G. Jayasinghe

Real-life control tasks involve matters of various substances---rigid or soft bodies, liquid, gas---each with distinct physical behaviors. This poses challenges to traditional rigid-body physics engines. Particle-based simulators have been…

机器学习 · 计算机科学 2019-04-19 Yunzhu Li , Jiajun Wu , Russ Tedrake , Joshua B. Tenenbaum , Antonio Torralba

Humans can leverage physical interaction to teach robot arms. This physical interaction takes multiple forms depending on the task, the user, and what the robot has learned so far. State-of-the-art approaches focus on learning from a single…

机器人学 · 计算机科学 2024-01-11 Shaunak A. Mehta , Dylan P. Losey

Learning robot tasks or controllers using deep reinforcement learning has been proven effective in simulations. Learning in simulation has several advantages. For example, one can fully control the simulated environment, including halting…

机器学习 · 计算机科学 2018-09-18 Jeroen van Baar , Alan Sullivan , Radu Cordorel , Devesh Jha , Diego Romeres , Daniel Nikovski

Learning from Demonstration (LfD) is a paradigm that allows robots to learn complex manipulation tasks that can not be easily scripted, but can be demonstrated by a human teacher. One of the challenges of LfD is to enable robots to acquire…

机器人学 · 计算机科学 2021-02-08 Miguel Arduengo , Adrià Colomé , Júlia Borràs , Luis Sentis , Carme Torras

Deep reinforcement learning enables algorithms to learn complex behavior, deal with continuous action spaces and find good strategies in environments with high dimensional state spaces. With deep reinforcement learning being an active area…

机器学习 · 计算机科学 2018-10-17 Winfried Lötzsch

Humans can steadily and gently grasp unfamiliar objects based on tactile perception. Robots still face challenges in achieving similar performance due to the difficulty of learning accurate grasp-force predictions and force control…

机器人学 · 计算机科学 2025-02-05 Mingxuan Li , Lunwei Zhang , Tiemin Li , Yao Jiang

We present a method for efficient learning of control policies for multiple related robotic motor skills. Our approach consists of two stages, joint training and specialization training. During the joint training stage, a neural network…

机器人学 · 计算机科学 2018-03-06 Wenhao Yu , C. Karen Liu , Greg Turk

A machine learning technique is proposed for quantifying uncertainty in power system dynamics with spatiotemporally correlated stochastic forcing. We learn one-dimensional linear partial differential equations for the probability density…

机器学习 · 计算机科学 2023-12-19 Tyler E. Maltba , Vishwas Rao , Daniel Adrian Maldonado

Robots are required to autonomously respond to changing situations. Imitation learning is a promising candidate for achieving generalization performance, and extensive results have been demonstrated in object manipulation. However,…

机器人学 · 计算机科学 2021-01-21 Ayumu Sasagawa , Kazuki Fujimoto , Sho Sakaino , Toshiaki Tsuji

Traditional imitation learning provides a set of methods and algorithms to learn a reward function or policy from expert demonstrations. Learning from demonstration has been shown to be advantageous for navigation tasks as it allows for…

机器人学 · 计算机科学 2021-08-03 Christian Ellis , Maggie Wigness , John G. Rogers , Craig Lennon , Lance Fiondella

The physical design of a robot and the policy that controls its motion are inherently coupled, and should be determined according to the task and environment. In an increasing number of applications, data-driven and learning-based…

机器人学 · 计算机科学 2018-09-18 Charles Schaff , David Yunis , Ayan Chakrabarti , Matthew R. Walter

We propose a model predictive control approach for autonomous vehicles that exploits learned Gaussian processes for predicting human driving behavior. The proposed approach employs the uncertainty about the GP's prediction to achieve…

系统与控制 · 电气工程与系统科学 2023-03-09 Johanna Bethge , Maik Pfefferkorn , Alexander Rose , Jan Peters , Rolf Findeisen

In this paper, we present a solution to a design problem of control strategies for multi-agent cooperative transport. Although existing learning-based methods assume that the number of agents is the same as that in the training environment,…

机器人学 · 计算机科学 2022-12-06 Kazuki Shibata , Tomohiko Jimbo , Takamitsu Matsubara

Probabilistic representations of movement primitives open important new possibilities for machine learning in robotics. These representations are able to capture the variability of the demonstrations from a teacher as a probability…

机器学习 · 计算机科学 2020-02-20 Sebastian Gomez-Gonzalez , Gerhard Neumann , Bernhard Schölkopf , Jan Peters