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Inverse reinforcement learning (IRL) aims to estimate the reward function of optimizing agents by observing their response (estimates or actions). This paper considers IRL when noisy estimates of the gradient of a reward function generated…

机器学习 · 计算机科学 2021-01-19 Vikram Krishnamurthy , George Yin

This paper presents a deep Inverse Reinforcement Learning (IRL) framework that can learn an a priori unknown number of nonlinear reward functions from unlabeled experts' demonstrations. For this purpose, we employ the tools from Dirichlet…

机器学习 · 计算机科学 2021-07-15 Ariyan Bighashdel , Panagiotis Meletis , Pavol Jancura , Gijs Dubbelman

Inspired by the success of reinforcement learning (RL) in refining large language models (LLMs), we propose AR-GRPO, an approach to integrate online RL training into autoregressive (AR) image generation models. We adapt the Group Relative…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Shihao Yuan , Yahui Liu , Yang Yue , Jingyuan Zhang , Wangmeng Zuo , Qi Wang , Fuzheng Zhang , Guorui Zhou

The multiagent-based participatory simulation features prominently in urban planning as the acquired model is considered as the hybrid system of the domain and the local knowledge. However, the key problem of generating realistic agents for…

多智能体系统 · 计算机科学 2017-12-22 Soma Suzuki

It is common to implicitly assume access to intelligently captured inputs (e.g., photos from a human photographer), yet autonomously capturing good observations is itself a major challenge. We address the problem of learning to look around:…

计算机视觉与模式识别 · 计算机科学 2017-12-22 Dinesh Jayaraman , Kristen Grauman

This work handles the inverse reinforcement learning (IRL) problem where only a small number of demonstrations are available from a demonstrator for each high-dimensional task, insufficient to estimate an accurate reward function. Observing…

人工智能 · 计算机科学 2017-10-16 Kun Li , Joel W. Burdick

Active perception describes a broad class of techniques that couple planning and perception systems to move the robot in a way to give the robot more information about the environment. In most robotic systems, perception is typically…

机器人学 · 计算机科学 2023-01-24 Wenhao Ding , Nathalie Majcherczyk , Mohit Deshpande , Xuewei Qi , Ding Zhao , Rajasimman Madhivanan , Arnie Sen

Driving behavior modeling is of great importance for designing safe, smart, and personalized autonomous driving systems. In this paper, an internal reward function-based driving model that emulates the human's decision-making mechanism is…

机器人学 · 计算机科学 2021-07-21 Zhiyu Huang , Jingda Wu , Chen Lv

Inverse Reinforcement Learning (IRL) is attractive in scenarios where reward engineering can be tedious. However, prior IRL algorithms use on-policy transitions, which require intensive sampling from the current policy for stable and…

机器学习 · 计算机科学 2022-05-24 Hana Hoshino , Kei Ota , Asako Kanezaki , Rio Yokota

We suggest a simple practical method to combine the human and artificial intelligence to both learn best investment practices of fund managers, and provide recommendations to improve them. Our approach is based on a combination of Inverse…

机器学习 · 计算机科学 2022-01-07 Igor Halperin , Jiayu Liu , Xiao Zhang

The problem of inverse reinforcement learning (IRL) is relevant to a variety of tasks including value alignment and robot learning from demonstration. Despite significant algorithmic contributions in recent years, IRL remains an ill-posed…

机器学习 · 计算机科学 2020-11-18 Sreejith Balakrishnan , Quoc Phong Nguyen , Bryan Kian Hsiang Low , Harold Soh

Reinforcement Learning (RL) is a general framework concerned with an agent that seeks to maximize rewards in an environment. The learning typically happens through trial and error using explorative methods, such as epsilon-greedy. There are…

机器学习 · 计算机科学 2022-10-06 Per-Arne Andersen , Morten Goodwin , Ole-Christoffer Granmo

Deep reinforcement learning (DRL) has been proven its efficiency in capturing users' dynamic interests in recent literature. However, training a DRL agent is challenging, because of the sparse environment in recommender systems (RS), DRL…

信息检索 · 计算机科学 2022-09-20 Xiaocong Chen , Siyu Wang , Lina Yao , Lianyong Qi , Yong Li

Performance optimization is a critical concern in networking, on which Deep Reinforcement Learning (DRL) has achieved great success. Nonetheless, DRL training relies on precisely defined reward functions, which formulate the optimization…

网络与互联网体系结构 · 计算机科学 2024-04-03 Yinqiu Liu , Ruichen Zhang , Hongyang Du , Dusit Niyato , Jiawen Kang , Zehui Xiong , Dong In Kim

Learning from expert demonstrations to flexibly program an autonomous system with complex behaviors or to predict an agent's behavior is a powerful tool, especially in collaborative control settings. A common method to solve this problem is…

系统与控制 · 电气工程与系统科学 2024-05-15 Samuel Tesfazgi , Leonhard Sprandl , Armin Lederer , Sandra Hirche

Inverse reinforcement learning (IRL) has progressed significantly toward accurately learning the underlying rewards in both discrete and continuous domains from behavior data. The next advance is to learn {\em intrinsic} preferences in ways…

机器学习 · 计算机科学 2026-05-28 Yikang Gui , Prashant Doshi

This work aims to tackle a major challenge in offline Inverse Reinforcement Learning (IRL), namely the reward extrapolation error, where the learned reward function may fail to explain the task correctly and misguide the agent in unseen…

机器学习 · 计算机科学 2023-02-22 Sheng Yue , Guanbo Wang , Wei Shao , Zhaofeng Zhang , Sen Lin , Ju Ren , Junshan Zhang

It can be difficult to autonomously produce driver behavior so that it appears natural to other traffic participants. Through Inverse Reinforcement Learning (IRL), we can automate this process by learning the underlying reward function from…

机器人学 · 计算机科学 2022-01-19 Keuntaek Lee , David Isele , Evangelos A. Theodorou , Sangjae Bae

We study inverse reinforcement learning (IRL) and imitation learning (IM), the problems of recovering a reward or policy function from expert's demonstrated trajectories. We propose a new way to improve the learning process by adding a…

机器学习 · 计算机科学 2022-08-23 The Viet Bui , Tien Mai , Patrick Jaillet

Methods for learning from demonstration (LfD) have shown success in acquiring behavior policies by imitating a user. However, even for a single task, LfD may require numerous demonstrations. For versatile agents that must learn many tasks…

机器学习 · 计算机科学 2022-07-04 Jorge A. Mendez , Shashank Shivkumar , Eric Eaton