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An intelligent driving system should dynamically formulate appropriate driving strategies based on the current environment and vehicle status while ensuring system security and reliability. However, methods based on reinforcement learning…

Robotics · Computer Science 2025-09-11 Zuojin Tang , Xiaoyu Chen , Yongqiang Li , Jianyu Chen

Optimizing accelerator control is a critical challenge in experimental particle physics, requiring significant manual effort and resource expenditure. Traditional tuning methods are often time-consuming and reliant on expert input,…

Accelerator Physics · Physics 2026-01-27 Anwar Ibrahim , Denis Derkach , Alexey Petrenko , Fedor Ratnikov , Maxim Kaledin

While combining imitation learning (IL) and reinforcement learning (RL) is a promising way to address poor sample efficiency in autonomous behavior acquisition, methods that do so typically assume that the requisite behavior demonstrations…

Machine Learning · Computer Science 2025-08-19 Caroline Wang , Garrett Warnell , Peter Stone

Applying Reinforcement Learning (RL) to sequence generation models enables the direct optimization of long-term rewards (\textit{e.g.,} BLEU and human feedback), but typically requires large-scale sampling over a space of action sequences.…

Computation and Language · Computer Science 2023-08-07 Chenglong Wang , Hang Zhou , Yimin Hu , Yifu Huo , Bei Li , Tongran Liu , Tong Xiao , Jingbo Zhu

Learning dynamics is essential for model-based control and Reinforcement Learning in engineering systems, such as robotics and power systems. However, limited system measurements, such as those from low-resolution sensors, demand…

Machine Learning · Computer Science 2025-10-07 Haoran Li , Chenhan Xiao , Muhao Guo , Yang Weng

Tracking controllers enable robotic systems to accurately follow planned reference trajectories. In particular, reinforcement learning (RL) has shown promise in the synthesis of controllers for systems with complex dynamics and modest…

Robotics · Computer Science 2025-05-05 Jake Welde , Nishanth Rao , Pratik Kunapuli , Dinesh Jayaraman , Vijay Kumar

Significant progress has been made in scene understanding which seeks to build 3D, metric and object-oriented representations of the world. Concurrently, reinforcement learning has made impressive strides largely enabled by advances in…

Robotics · Computer Science 2020-11-23 Zachary Ravichandran , J. Daniel Griffith , Benjamin Smith , Costas Frost

Reinforcement Learning (RL) offers a promising framework for autonomous driving by enabling agents to learn control policies through interaction with environments. However, large and high-dimensional action spaces often used to support…

Robotics · Computer Science 2025-07-08 Elahe Delavari , Feeza Khan Khanzada , Jaerock Kwon

Efficiently tackling multiple tasks within complex environment, such as those found in robot manipulation, remains an ongoing challenge in robotics and an opportunity for data-driven solutions, such as reinforcement learning (RL).…

Robotics · Computer Science 2024-04-03 Carlos Plou , Ana C. Murillo , Ruben Martinez-Cantin

Meta-Reinforcement Learning addresses the critical limitations of conventional Reinforcement Learning in multi-task and non-stationary environments by enabling fast policy adaptation and improved generalization. We introduce a novel Meta-RL…

Machine Learning · Computer Science 2026-03-10 Théo Zangato , Aomar Osmani , Pegah Alizadeh

This paper presents a simulation-driven approach for automating the force-controlled assembly of electrical terminals on DIN-rails, a task traditionally hindered by high programming effort and product variability. The proposed method…

Reinforcement learning (RL) has become an effective way to improve prompt alignment and perceptual quality in diffusion and flow-matching generators. A critical step for applying online RL to flow matching is turning the deterministic…

Machine Learning · Computer Science 2026-05-25 Jade Zou , Tao Huang , Weijie Kong , Junzhe Li , Yue Wu , Qi Tian , Jiangfeng Xiong , Jianwei Zhang , Liefeng Bo , Zhao Zhong

Diversity in demonstration selection is critical for enhancing model generalization by enabling broader coverage of structures and concepts. Constructing appropriate demonstration sets remains a key research challenge. This paper introduces…

Artificial Intelligence · Computer Science 2025-05-27 Xubin Wang , Jianfei Wu , Yichen Yuan , Deyu Cai , Mingzhe Li , Weijia Jia

Data augmentation (DA) is a crucial technique for enhancing the sample efficiency of visual reinforcement learning (RL) algorithms. Notably, employing simple observation transformations alone can yield outstanding performance without extra…

Machine Learning · Computer Science 2023-10-30 Guozheng Ma , Linrui Zhang , Haoyu Wang , Lu Li , Zilin Wang , Zhen Wang , Li Shen , Xueqian Wang , Dacheng Tao

This study tackles the representative yet challenging contact-rich peg-in-hole task of robotic assembly, using a soft wrist that can operate more safely and tolerate lower-frequency control signals than a rigid one. Previous studies often…

Robotics · Computer Science 2024-05-01 Hai Nguyen , Tadashi Kozuno , Cristian C. Beltran-Hernandez , Masashi Hamaya

Reinforcement learning (RL) enables robots to learn skills from interactions with the real world. In practice, the unstructured step-based exploration used in Deep RL -- often very successful in simulation -- leads to jerky motion patterns…

Machine Learning · Computer Science 2022-09-16 Antonin Raffin , Jens Kober , Freek Stulp

Deep surrogate models for parametric partial differential equations (PDEs) can deliver high-fidelity approximations but remain prohibitively data-hungry: training often requires thousands of fine-grid simulations, each incurring substantial…

Machine Learning · Computer Science 2026-03-03 Yang Meng , Ruoxi Jiang , Zhuokai Zhao , Chong Liu , Rebecca Willett , Yuxin Chen

Reinforcement learning (RL) methods with a high replay ratio (RR) and regularization have gained interest due to their superior sample efficiency. However, these methods have mainly been developed for dense-reward tasks. In this paper, we…

Machine Learning · Computer Science 2023-12-12 Takuya Hiraoka

Model-based reinforcement learning (RL) algorithms can attain excellent sample efficiency, but often lag behind the best model-free algorithms in terms of asymptotic performance. This is especially true with high-capacity parametric…

Machine Learning · Computer Science 2018-11-05 Kurtland Chua , Roberto Calandra , Rowan McAllister , Sergey Levine

Model-free deep reinforcement learning (RL) agents can learn an effective policy directly from repeated interactions with a black-box environment. However in practice, the algorithms often require large amounts of training experience to…

Machine Learning · Computer Science 2020-05-29 Parth Chadha