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This paper presents a Deep Reinforcement Learning based navigation approach in which we define the occupancy observations as heuristic evaluations of motion primitives, rather than using raw sensor data. Our method enables fast mapping of…

Robotics · Computer Science 2022-08-18 Neşet Ünver Akmandor , Hongyu Li , Gary Lvov , Eric Dusel , Taşkın Padır

Legged robots are able to navigate complex terrains by continuously interacting with the environment through careful selection of contact sequences and timings. However, the combinatorial nature behind contact planning hinders the…

Traversing terrain with good traction is crucial for achieving fast off-road navigation. Instead of manually designing costs based on terrain features, existing methods learn terrain properties directly from data via self-supervision to…

Learning-based grasping can afford real-time grasp motion planning of multi-fingered robotics hands thanks to its high computational efficiency. However, learning-based methods are required to explore large search spaces during the learning…

Robotics · Computer Science 2023-07-25 Yunsik Jung , Lingfeng Tao , Michael Bowman , Jiucai Zhang , Xiaoli Zhang

Compared to rigid robots that are generally studied in reinforcement learning, the physical characteristics of some sophisticated robots such as soft or continuum robots are higher complicated. Moreover, recent reinforcement learning…

Robotics · Computer Science 2020-10-05 Junjia Liu , Jiaying Shou , Zhuang Fu , Hangfei Zhou , Rongli Xie , Jun Zhang , Jian Fei , Yanna Zhao

Recent advancements in legged locomotion research have made legged robots a preferred choice for navigating challenging terrains when compared to their wheeled counterparts. This paper presents a novel locomotion policy, trained using Deep…

Robotics · Computer Science 2023-05-04 Lokesh Kumar , Sarvesh Sortee , Titas Bera , Ranjan Dasgupta

Reinforcement learning has achieved promising results on robotic control tasks but struggles to leverage information effectively from multiple sensory modalities that differ in many characteristics. Recent works construct auxiliary losses…

Machine Learning · Computer Science 2024-10-24 Bang You , Huaping Liu

Several earlier studies have shown impressive control performance in complex robotic systems by designing the controller using a neural network and training it with model-free reinforcement learning. However, these outstanding controllers…

Recent advances of locomotion controllers utilizing deep reinforcement learning (RL) have yielded impressive results in terms of achieving rapid and robust locomotion across challenging terrain, such as rugged rocks, non-rigid ground, and…

Robotics · Computer Science 2024-03-07 Zifan Xu , Amir Hossain Raj , Xuesu Xiao , Peter Stone

Perceptive deep reinforcement learning (DRL) has lead to many recent breakthroughs for complex AI systems leveraging image-based input data. Applications of these results range from super-human level video game agents to dexterous,…

Robotics · Computer Science 2023-10-04 Lev Grossman , Brian Plancher

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

The deep reinforcement learning-based energy management strategies (EMS) have become a promising solution for hybrid electric vehicles (HEVs). When driving cycles are changed, the neural network will be retrained, which is a time-consuming…

Machine Learning · Computer Science 2022-04-21 Jingyi Xu , Zirui Li , Li Gao , Junyi Ma , Qi Liu , Yanan Zhao

Robust locomotion control depends on accurate state estimations. However, the sensors of most legged robots can only provide partial and noisy observations, making the estimation particularly challenging, especially for external states like…

Robotics · Computer Science 2024-01-03 Junfeng Long , Zirui Wang , Quanyi Li , Jiawei Gao , Liu Cao , Jiangmiao Pang

Deep learning models undergo a significant increase in the number of parameters they possess, leading to the execution of a larger number of operations during inference. This expansion significantly contributes to higher energy consumption…

Machine Learning · Computer Science 2023-07-04 Dario Lazzaro , Antonio Emanuele Cinà , Maura Pintor , Ambra Demontis , Battista Biggio , Fabio Roli , Marcello Pelillo

Defect dynamics in materials are of central importance to a broad range of technologies from catalysis to energy storage systems to microelectronics. Material functionality depends strongly on the nature and organization of defects, their…

This paper presents a learned model to predict the robot-centric velocity of an underwater robot through dynamics-aware proprioception. The method exploits a recurrent neural network using as inputs inertial cues, motor commands, and…

Robotics · Computer Science 2025-02-12 Mohit Singh , Kostas Alexis

Deep reinforcement learning (RL) based controllers for legged robots have demonstrated impressive robustness for walking in different environments for several robot platforms. To enable the application of RL policies for humanoid robots in…

Robotics · Computer Science 2022-11-01 Rohan Pratap Singh , Mehdi Benallegue , Mitsuharu Morisawa , Rafael Cisneros , Fumio Kanehiro

Achieving stable and robust perceptive locomotion for bipedal robots in unstructured outdoor environments remains a critical challenge due to complex terrain geometry and susceptibility to external disturbances. In this work, we propose a…

Robotics · Computer Science 2025-10-21 Haokai Su , Haoxiang Luo , Shunpeng Yang , Kaiwen Jiang , Wei Zhang , Hua Chen

Estimating terrain traversability in off-road environments requires reasoning about complex interaction dynamics between the robot and these terrains. However, it is challenging to create informative labels to learn a model in a supervised…

We propose a new approach to inverse reinforcement learning (IRL) based on the deep Gaussian process (deep GP) model, which is capable of learning complicated reward structures with few demonstrations. Our model stacks multiple latent GP…

Machine Learning · Computer Science 2017-05-08 Ming Jin , Andreas Damianou , Pieter Abbeel , Costas Spanos