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Deep Reinforcement Learning (RL) involves the use of Deep Neural Networks (DNNs) to make sequential decisions in order to maximize reward. For many tasks the resulting sequence of actions produced by a Deep RL policy can be long and…

Artificial Intelligence · Computer Science 2022-07-26 Sam Blakeman , Denis Mareschal

The focus of this work is to enumerate the various approaches and algorithms that center around application of reinforcement learning in robotic ma- ]]nipulation tasks. Earlier methods utilized specialized policy representations and human…

Robotics · Computer Science 2017-02-01 Smruti Amarjyoti

The successful operation of mobile robots requires them to adapt rapidly to environmental changes. To develop an adaptive decision-making tool for mobile robots, we propose a novel algorithm that combines meta-reinforcement learning…

Robotics · Computer Science 2022-07-21 Jaeuk Shin , Astghik Hakobyan , Mingyu Park , Yeoneung Kim , Gihun Kim , Insoon Yang

Legged robots often use separate control policiesthat are highly engineered for traversing difficult terrain suchas stairs, gaps, and steps, where switching between policies isonly possible when the robot is in a region that is commonto…

Robotics · Computer Science 2021-09-30 Brendan Tidd , Nicolas Hudson , Akansel Cosgun , Jurgen Leitner

While deep reinforcement learning methods have shown impressive results in robot learning, their sample inefficiency makes the learning of complex, long-horizon behaviors with real robot systems infeasible. To mitigate this issue,…

Machine Learning · Computer Science 2022-04-26 Taewook Nam , Shao-Hua Sun , Karl Pertsch , Sung Ju Hwang , Joseph J Lim

Meta-learning is a branch of machine learning which aims to synthesize data from a distribution of related tasks to efficiently solve new ones. In process control, many systems have similar and well-understood dynamics, which suggests it is…

This work regards our preliminary investigation on the problem of path planning for autonomous vehicles that move on a freeway. We approach this problem by proposing a driving policy based on Reinforcement Learning. The proposed policy…

Robotics · Computer Science 2019-05-23 Konstantinos Makantasis , Maria Kontorinaki , Ioannis Nikolos

Autonomous driving is a promising technology to reduce traffic accidents and improve driving efficiency. In this work, a deep reinforcement learning (DRL)-enabled decision-making policy is constructed for autonomous vehicles to address the…

Signal Processing · Electrical Eng. & Systems 2020-07-20 Jiangdong Liao , Teng Liu , Xiaolin Tang , Xingyu Mu , Bing Huang , Dongpu Cao

Training self-driving cars is often challenging since they require a vast amount of labeled data in multiple real-world contexts, which is computationally and memory intensive. Researchers often resort to driving simulators to train the…

Artificial Intelligence · Computer Science 2022-12-01 Avinash Amballa , Advaith P. , Pradip Sasmal , Sumohana Channappayya

Most meta reinforcement learning (meta-RL) methods learn to adapt to new tasks by directly optimizing the parameters of policies over primitive action space. Such algorithms work well in tasks with relatively slight difference. However,…

Machine Learning · Computer Science 2020-03-05 Haotian Fu , Hongyao Tang , Jianye Hao , Wulong Liu , Chen Chen

This paper proposes a novel adaptive guidance system developed using reinforcement meta-learning with a recurrent policy and value function approximator. The use of recurrent network layers allows the deployed policy to adapt real time to…

Systems and Control · Computer Science 2020-02-19 Brian Gaudet , Richard Linares , Roberto Furfaro

How to learn an effective reinforcement learning-based model for control tasks from high-level visual observations is a practical and challenging problem. A key to solving this problem is to learn low-dimensional state representations from…

Machine Learning · Computer Science 2022-12-27 Jianda Chen , Sinno Jialin Pan

Using deep reinforcement learning, we train control policies for autonomous vehicles leading a platoon of vehicles onto a roundabout. Using Flow, a library for deep reinforcement learning in micro-simulators, we train two policies, one…

Systems and Control · Computer Science 2019-02-26 Kathy Jang , Eugene Vinitsky , Behdad Chalaki , Ben Remer , Logan Beaver , Andreas Malikopoulos , Alexandre Bayen

Learned representations in deep reinforcement learning (DRL) have to extract task-relevant information from complex observations, balancing between robustness to distraction and informativeness to the policy. Such stable and rich…

Machine Learning · Computer Science 2021-10-28 Mete Kemertas , Tristan Aumentado-Armstrong

We develop a metalearning approach for learning hierarchically structured policies, improving sample efficiency on unseen tasks through the use of shared primitives---policies that are executed for large numbers of timesteps. Specifically,…

Machine Learning · Computer Science 2017-10-27 Kevin Frans , Jonathan Ho , Xi Chen , Pieter Abbeel , John Schulman

While deep reinforcement learning (RL) has fueled multiple high-profile successes in machine learning, it is held back from more widespread adoption by its often poor data efficiency and the limited generality of the policies it produces. A…

Machine Learning · Computer Science 2025-05-30 Jacob Beck , Risto Vuorio , Evan Zheran Liu , Zheng Xiong , Luisa Zintgraf , Chelsea Finn , Shimon Whiteson

Learning in a lifelong setting, where the dynamics continually evolve, is a hard challenge for current reinforcement learning algorithms. Yet this would be a much needed feature for practical applications. In this paper, we propose an…

Machine Learning · Computer Science 2021-12-14 Pierre Liotet , Francesco Vidaich , Alberto Maria Metelli , Marcello Restelli

Multi-agent systems of large language models (LLMs) show promise for complex reasoning, but their effectiveness is often limited by fixed collaboration protocols. These frameworks typically focus on macro-level orchestration while…

Artificial Intelligence · Computer Science 2025-12-10 Wei Yang , Jesse Thomason

Autonomous driving has achieved significant progress in recent years, but autonomous cars are still unable to tackle high-risk situations where a potential accident is likely. In such near-accident scenarios, even a minor change in the…

Machine Learning · Computer Science 2020-07-02 Zhangjie Cao , Erdem Bıyık , Woodrow Z. Wang , Allan Raventos , Adrien Gaidon , Guy Rosman , Dorsa Sadigh

Many potential applications of reinforcement learning in the real world involve interacting with other agents whose numbers vary over time. We propose new neural policy architectures for these multi-agent problems. In contrast to other…

Machine Learning · Computer Science 2019-06-03 Matthew A. Wright , Roberto Horowitz