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Autonomous robots require high degrees of cognitive and motoric intelligence to come into our everyday life. In non-structured environments and in the presence of uncertainties, such degrees of intelligence are not easy to obtain.…

Domain randomization (DR) is a successful technique for learning robust policies for robot systems, when the dynamics of the target robot system are unknown. The success of policies trained with domain randomization however, is highly…

Machine Learning · Computer Science 2019-09-18 Melissa Mozifian , Juan Camilo Gamboa Higuera , David Meger , Gregory Dudek

Reinforcement learning has shown a wide usage in robotics tasks, such as insertion and grasping. However, without a practical sim2real strategy, the policy trained in simulation could fail on the real task. There are also wide researches in…

Robotics · Computer Science 2022-06-07 Yiwen Chen , Xue Li , Sheng Guo , Xian Yao Ng , Marcelo Ang

The advent of tactile sensors in robotics has sparked many ideas on how robots can leverage direct contact measurements of their environment interactions to improve manipulation tasks. An important line of research in this regard is that of…

Robotics · Computer Science 2023-11-14 Luca Lach , Robert Haschke , Davide Tateo , Jan Peters , Helge Ritter , Júlia Borràs , Carme Torras

Learning robotic control policies in the real world gives rise to challenges in data efficiency, safety, and controlling the initial condition of the system. On the other hand, simulations are a useful alternative as they provide an…

Vision and learning have made significant progress that could improve robotics policies for complex tasks and environments. Learning deep neural networks for image understanding, however, requires large amounts of domain-specific visual…

Machine Learning · Computer Science 2019-07-31 Alexander Pashevich , Robin Strudel , Igor Kalevatykh , Ivan Laptev , Cordelia Schmid

Reinforcement learning often requires extensive training data. Simulation-to-real transfer offers a promising approach to address this challenge in robotics. While differentiable simulators offer improved sample efficiency through exact…

Robotics · Computer Science 2024-12-02 Severin Bochem , Eduardo Gonzalez-Sanchez , Yves Bicker , Gabriele Fadini

Reinforcement Learning methods are capable of solving complex problems, but resulting policies might perform poorly in environments that are even slightly different. In robotics especially, training and deployment conditions often vary and…

Machine Learning · Computer Science 2018-09-17 Isac Arnekvist , Danica Kragic , Johannes A. Stork

In this paper, we investigate the problem of fast spectrum sharing in vehicle-to-everything communication. In order to improve the spectrum efficiency of the whole system, the spectrum of vehicle-to-infrastructure links is reused by…

Information Theory · Computer Science 2023-10-02 Kai Huang , Le Liang , Shi Jin , Geoffrey Ye Li

Training a robotic policy from scratch using deep reinforcement learning methods can be prohibitively expensive due to sample inefficiency. To address this challenge, transferring policies trained in the source domain to the target domain…

Robotics · Computer Science 2024-03-05 Ruiqi Zhu , Tianhong Dai , Oya Celiktutan

Reinforcement learning (RL) is a promising solution for autonomous vehicles to deal with complex and uncertain traffic environments. The RL training process is however expensive, unsafe, and time consuming. Algorithms are often developed…

Robotics · Computer Science 2022-11-29 Kevin Voogd , Jean Pierre Allamaa , Javier Alonso-Mora , Tong Duy Son

Many real-world domains are subject to a structured non-stationarity which affects the agent's goals and the environmental dynamics. Meta-reinforcement learning (RL) has been shown successful for training agents that quickly adapt to…

Machine Learning · Computer Science 2021-05-20 Riccardo Poiani , Andrea Tirinzoni , Marcello Restelli

Deep reinforcement learning has the potential to train robots to perform complex tasks in the real world without requiring accurate models of the robot or its environment. A practical approach is to train agents in simulation, and then…

Machine Learning · Computer Science 2022-10-26 Tianhong Dai , Kai Arulkumaran , Tamara Gerbert , Samyakh Tukra , Feryal Behbahani , Anil Anthony Bharath

Sim-to-real transfer remains a significant challenge in robotics due to the discrepancies between simulated and real-world dynamics. Traditional methods like Domain Randomization often fail to capture fine-grained dynamics, limiting their…

Robotics · Computer Science 2025-03-04 Xilun Zhang , Shiqi Liu , Peide Huang , William Jongwon Han , Yiqi Lyu , Mengdi Xu , Ding Zhao

Domain shift refers to the well known problem that a model trained in one source domain performs poorly when applied to a target domain with different statistics. {Domain Generalization} (DG) techniques attempt to alleviate this issue by…

Machine Learning · Computer Science 2017-10-11 Da Li , Yongxin Yang , Yi-Zhe Song , Timothy M. Hospedales

Legged robots must achieve both robust locomotion and energy efficiency to be practical in real-world environments. Yet controllers trained in simulation often fail to transfer reliably, and most existing approaches neglect…

Robotics · Computer Science 2025-09-09 Filip Bjelonic , Fabian Tischhauser , Marco Hutter

Visual domain randomization in simulated environments is a widely used method to transfer policies trained in simulation to real robots. However, domain randomization and augmentation hamper the training of a policy. As reinforcement…

Machine Learning · Computer Science 2021-04-30 Artemij Amiranashvili , Max Argus , Lukas Hermann , Wolfram Burgard , Thomas Brox

Learning-based approaches to robotic manipulation are limited by the scalability of data collection and accessibility of labels. In this paper, we present a multi-task domain adaptation framework for instance grasping in cluttered scenes by…

Machine Learning · Computer Science 2018-03-06 Kuan Fang , Yunfei Bai , Stefan Hinterstoisser , Silvio Savarese , Mrinal Kalakrishnan

Learning effective visuomotor policies for robots purely from data is challenging, but also appealing since a learning-based system should not require manual tuning or calibration. In the case of a robot operating in a real environment the…

Robotics · Computer Science 2018-10-12 Homanga Bharadhwaj , Zihan Wang , Yoshua Bengio , Liam Paull

Meta reinforcement learning (meta-RL) aims to learn a policy solving a set of training tasks simultaneously and quickly adapting to new tasks. It requires massive amounts of data drawn from training tasks to infer the common structure…

Machine Learning · Computer Science 2022-07-21 Yijie Guo , Qiucheng Wu , Honglak Lee