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Efficient task scheduling in large-scale distributed systems presents significant challenges due to dynamic workloads, heterogeneous resources, and competing quality-of-service requirements. Traditional centralized approaches face…

分布式、并行与集群计算 · 计算机科学 2026-03-27 Daniel Benniah John

Join order selection is a sub-field of query optimization that aims to find the optimal join order for an SQL query with the minimum cost. The challenge lies in the exponentially growing search space as the number of tables increases,…

数据库 · 计算机科学 2024-12-16 Chang Liu , Amin Kamali , Verena Kantere , Calisto Zuzarte , Vincent Corvinelli

This paper investigates a project with stochastic activity durations and cash flows under discrete scenarios, where activities must satisfy precedence constraints generating cash inflows and outflows. The objective is to maximize expected…

机器学习 · 计算机科学 2025-11-18 Wei Xu , Fan Yang , Qinyuan Cui , Zhi Chen

Recent research has shown that although Reinforcement Learning (RL) can benefit from expert demonstration, it usually takes considerable efforts to obtain enough demonstration. The efforts prevent training decent RL agents with expert…

机器学习 · 计算机科学 2021-07-09 Si-An Chen , Voot Tangkaratt , Hsuan-Tien Lin , Masashi Sugiyama

The deep Q-network (DQN) and return-based reinforcement learning are two promising algorithms proposed in recent years. DQN brings advances to complex sequential decision problems, while return-based algorithms have advantages in making use…

机器学习 · 计算机科学 2019-12-02 Wenjia Meng , Qian Zheng , Long Yang , Pengfei Li , Gang Pan

Deep Q-learning Network (DQN) is a successful way which combines reinforcement learning with deep neural networks and leads to a widespread application of reinforcement learning. One challenging problem when applying DQN or other…

机器学习 · 计算机科学 2022-09-19 Zhe Zhang , Yukun Zou , Junjie Lai , Qing Xu

Modern astronomical experiments are designed to achieve multiple scientific goals, from studies of galaxy evolution to cosmic acceleration. These goals require data of many different classes of night-sky objects, each of which has a…

天体物理仪器与方法 · 物理学 2023-12-01 Franco Terranova , M. Voetberg , Brian Nord , Amanda Pagul

Next-gen networks require significant evolution of management to enable automation and adaptively adjust network configuration based on traffic dynamics. The advent of software-defined networking (SDN) and programmable switches enables…

网络与互联网体系结构 · 计算机科学 2024-02-08 Akshita Abrol , Purnima Murali Mohan , Tram Truong-Huu

This paper studies the allocation of shared resources between vehicle-to-infrastructure (V2I) and vehicle-to-vehicle (V2V) links in vehicle-to-everything (V2X) communications. In existing algorithms, dynamic vehicular environments and…

信息论 · 计算机科学 2021-10-18 Yi Yuan , Gan Zheng , Kai-Kit Wong , Khaled B. Letaief

This paper makes one step forward towards characterizing a new family of \textit{model-free} Deep Reinforcement Learning (DRL) algorithms. The aim of these algorithms is to jointly learn an approximation of the state-value function ($V$),…

机器学习 · 计算机科学 2019-10-15 Matthia Sabatelli , Gilles Louppe , Pierre Geurts , Marco A. Wiering

Coflow is a recently proposed networking abstraction to help improve the communication performance of data-parallel computing jobs. In multi-stage jobs, each job consists of multiple coflows and is represented by a Directed Acyclic Graph…

分布式、并行与集群计算 · 计算机科学 2021-12-22 Xin Wang , Hong Shen

Deep reinforcement learning (DRL) has demonstrated its potential in solving complex manufacturing decision-making problems, especially in a context where the system learns over time with actual operation in the absence of training data. One…

机器学习 · 计算机科学 2023-04-14 Miguel Neves , Pedro Neto

Reinforcement learning (RL) algorithms have been around for decades and employed to solve various sequential decision-making problems. These algorithms however have faced great challenges when dealing with high-dimensional environments. The…

机器学习 · 计算机科学 2020-04-01 Thanh Thi Nguyen , Ngoc Duy Nguyen , Saeid Nahavandi

Integrated Access and Backhaul (IAB) is critical for dense 5G and beyond deployments, especially in mmWave bands where fiber backhaul is infeasible. We propose a novel Deep Reinforcement Learning (DRL) framework for joint link scheduling…

网络与互联网体系结构 · 计算机科学 2025-08-12 Maryam Abbasalizadeh , Sashank Narain

Deep Reinforcement Learning (RL) algorithms can solve complex sequential decision tasks successfully. However, they have a major drawback of having poor sample efficiency which can often be tackled by knowledge reuse. In Multi-Agent…

多智能体系统 · 计算机科学 2019-05-30 Ercüment İlhan , Jeremy Gow , Diego Perez-Liebana

This project addresses the challenge of automated stock trading, where traditional methods and direct reinforcement learning (RL) struggle with market noise, complexity, and generalization. Our proposed solution is an integrated deep…

机器学习 · 计算机科学 2025-05-08 John Christopher Tidwell , John Storm Tidwell

Proactive caching is essential for minimizing latency and improving Quality of Experience (QoE) in multi-server edge networks. Federated Deep Reinforcement Learning (FDRL) is a promising approach for developing cache policies tailored to…

网络与互联网体系结构 · 计算机科学 2024-12-18 Zhen Li , Tan Li , Hai Liu , Tse-Tin Chan

Link Adaptation (LA) that dynamically adjusts the Modulation and Coding Schemes (MCS) to accommodate time-varying channels is crucial and challenging in cellular networks. Deep reinforcement learning (DRL)-based LA that learns to make…

网络与互联网体系结构 · 计算机科学 2026-03-03 Lizhao You , Nanqing Zhou , Guanglong Pang , Jiajie Huang , Yulin Shao , Liqun Fu

In this paper, a novel Deep Q-Network (DQN) based scheduling method to optimize delay time and fairness among entanglement requests in quantum repeater networks is proposed. The scheduling of requests determines which pairs of end nodes…

量子物理 · 物理学 2025-05-20 Gongyu Ni , Lester Ho , Holger Claussen

Finding optimal bidding strategies for generation units in electricity markets would result in higher profit. However, it is a challenging problem due to the system uncertainty which is due to the unknown other generation units' strategies.…

人工智能 · 计算机科学 2022-08-15 Pegah Rokhforoz , Olga Fink