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Distributional Reinforcement Learning (RL) differs from traditional RL in that, rather than the expectation of total returns, it estimates distributions and has achieved state-of-the-art performance on Atari Games. The key challenge in…

机器学习 · 计算机科学 2020-08-04 Derek Yang , Li Zhao , Zichuan Lin , Tao Qin , Jiang Bian , Tieyan Liu

This paper establishes directionality reinforcement learning (DRL) technique to propose the complete decentralized multi-agent reinforcement learning method which can achieve cooperation based on each agent's learning: no communication and…

多智能体系统 · 计算机科学 2021-10-13 Fumito Uwano , Keiki Takadama

Offline reinforcement learning (RL) aims to learn an optimal policy from a static dataset, making it particularly valuable in scenarios where data collection is costly, such as robotics. A major challenge in offline RL is distributional…

机器学习 · 计算机科学 2025-07-16 Motoki Omura , Yusuke Mukuta , Kazuki Ota , Takayuki Osa , Tatsuya Harada

We propose a framework for distributed robust statistical learning on {\em big contaminated data}. The Distributed Robust Learning (DRL) framework can reduce the computational time of traditional robust learning methods by several orders of…

机器学习 · 统计学 2015-02-10 Jiashi Feng , Huan Xu , Shie Mannor

Distribution network reconfiguration (DNR) has proved to be an economical and effective way to improve the reliability of distribution systems. As optimal network configuration depends on system operating states (e.g., loads at each node),…

系统与控制 · 电气工程与系统科学 2023-05-03 Mukesh Gautam , Narayan Bhusal , Mohammed Benidris

Due to its property of not requiring prior knowledge of the environment, reinforcement learning has significant potential for quantum control problems. In this work, we investigate the effectiveness of continuous control policies based on…

量子物理 · 物理学 2023-03-01 Shumin Zhou , Hailan Ma , Sen Kuang , Daoyi Dong

This paper focuses on generalization performance analysis for distributed algorithms in the framework of learning theory. Taking distributed kernel ridge regression (DKRR) for example, we succeed in deriving its optimal learning rates in…

机器学习 · 计算机科学 2020-03-30 Shao-Bo Lin , Di Wang , Ding-Xuan Zhou

The learning of Gaussian Mixture Models (also referred to simply as GMMs) plays an important role in machine learning. Known for their expressiveness and interpretability, Gaussian mixture models have a wide range of applications, from…

机器学习 · 计算机科学 2023-07-14 Ruichong Zhang

Designing effective task sequences is crucial for curriculum reinforcement learning (CRL), where agents must gradually acquire skills by training on intermediate tasks. A key challenge in CRL is to identify tasks that promote exploration,…

机器学习 · 计算机科学 2025-07-08 Geonwoo Cho , Jaegyun Im , Doyoon Kim , Sundong Kim

We study constrained reinforcement learning (CRL) from a novel perspective by setting constraints directly on state density functions, rather than the value functions considered by previous works. State density has a clear physical and…

机器学习 · 计算机科学 2021-06-25 Zengyi Qin , Yuxiao Chen , Chuchu Fan

We introduce a novel class of algorithms to efficiently approximate the unknown return distributions in policy evaluation problems from distributional reinforcement learning (DRL). The proposed distributional dynamic programming algorithms…

机器学习 · 统计学 2024-07-22 Julian Gerstenberg , Ralph Neininger , Denis Spiegel

Quantile regression (QR) is becoming increasingly popular due to its relevance in many scientific investigations. There is a great amount of work about linear and nonlinear QR models. Specifically, nonparametric estimation of the…

统计方法学 · 统计学 2020-01-13 Eliana Christou

Recently, multiagent deep reinforcement learning (DRL) has received increasingly wide attention. Existing multiagent DRL algorithms are inefficient when facing with the non-stationarity due to agents update their policies simultaneously in…

多智能体系统 · 计算机科学 2018-04-17 Yan Zheng , Jianye Hao , Zongzhang Zhang

The emergence of quantum reinforcement learning (QRL) is propelled by advancements in quantum computing (QC) and machine learning (ML), particularly through quantum neural networks (QNN) built on variational quantum circuits (VQC). These…

量子物理 · 物理学 2024-07-26 Samuel Yen-Chi Chen

Quantile-based distributional reinforcement learning methods learn return distributions through sampled quantile regression, but their bootstrapped target quantiles may induce distorted or degenerate distribution estimates. We propose…

机器学习 · 计算机科学 2026-05-12 Zhaofan Zhang , Minghao Yang , Rufeng Chen , Sihong Xie , Hui Xiong

Distributional reinforcement learning (DRL) has achieved empirical success in various domains. One core task in DRL is distributional policy evaluation, which involves estimating the return distribution $\eta^\pi$ for a given policy $\pi$.…

机器学习 · 统计学 2025-01-17 Yang Peng , Liangyu Zhang , Zhihua Zhang

Deep reinforcement learning (DRL) has emerged as a promising solution to mastering explosive and versatile quadrupedal jumping skills. However, current DRL-based frameworks usually rely on pre-existing reference trajectories obtained by…

机器人学 · 计算机科学 2024-10-28 Vassil Atanassov , Jiatao Ding , Jens Kober , Ioannis Havoutis , Cosimo Della Santina

Distributional reinforcement learning (RL) has proven useful in multiple benchmarks as it enables approximating the full distribution of returns and extracts rich feedback from environment samples. The commonly used quantile regression…

机器学习 · 计算机科学 2025-05-27 Sami Jullien , Romain Deffayet , Jean-Michel Renders , Paul Groth , Maarten de Rijke

Quantile regression (QR) is now widely used to analyze the effect of covariates on the conditional distribution of a response variable. It provides a more comprehensive picture of the relationship between a response and covariates compared…

统计方法学 · 统计学 2025-12-16 Wenwu Gao , Dongyi Zheng , Hanbing Zhu

We study high-dimensional rank regression when data are distributed across multiple machines and the loss is a non-additive U-statistic, as in convoluted rank regression (CRR). Classical communication-efficient surrogate likelihood (CSL)…

统计方法学 · 统计学 2026-02-05 Wen Zhang , Liping Zhu , Songshan Yang