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Offline reinforcement learning (RL) is an effective tool for real-world recommender systems with its capacity to model the dynamic interest of users and its interactive nature. Most existing offline RL recommender systems focus on…

Information Retrieval · Computer Science 2025-05-13 Yi Zhang , Ruihong Qiu , Jiajun Liu , Sen Wang

Offline reinforcement-learning (RL) algorithms learn to make decisions using a given, fixed training dataset without online data collection. This problem setting is captivating because it holds the promise of utilizing previously collected…

Machine Learning · Computer Science 2022-12-07 Dan Elbaz , Gal Novik , Oren Salzman

We present an off-policy actor-critic algorithm for Reinforcement Learning (RL) that combines ideas from gradient-free optimization via stochastic search with learned action-value function. The result is a simple procedure consisting of…

Multimedia streaming accounts for the majority of traffic in today's internet. Mechanisms like adaptive bitrate streaming control the bitrate of a stream based on the estimated bandwidth, ideally resulting in smooth playback and a good…

Multiagent Systems · Computer Science 2024-10-29 Jannis Weil , Jonas Ringsdorf , Julian Barthel , Yi-Ping Phoebe Chen , Tobias Meuser

This paper introduces an approach to Reinforcement Learning Algorithm by comparing their immediate rewards using a variation of Q-Learning algorithm. Unlike the conventional Q-Learning, the proposed algorithm compares current reward with…

Machine Learning · Computer Science 2010-09-15 Punit Pandey , Deepshikha Pandey , Shishir Kumar

Peer-to-peer (P2P) trading is increasingly recognized as a key mechanism for decentralized market regulation, yet existing approaches often lack robust frameworks to ensure fairness. This paper presents FairMarket-RL, a novel hybrid…

Machine Learning · Computer Science 2025-07-01 Shrenik Jadhav , Birva Sevak , Srijita Das , Akhtar Hussain , Wencong Su , Van-Hai Bui

Reinforcement learning (RL) algorithms aim to learn optimal decisions in unknown environments through experience of taking actions and observing the rewards gained. In some cases, the environment is not influenced by the actions of the RL…

The performance of reinforcement learning (RL) algorithms is sensitive to the choice of hyperparameters, with the learning rate being particularly influential. RL algorithms fail to reach convergence or demand an extensive number of samples…

Machine Learning · Computer Science 2024-08-09 Aida Afshar , Aldo Pacchiano

Each participant in peer-to-peer network prefers to free-ride on the contribution of other participants. Reputation based resource sharing is a way to control the free riding. Instead of classical game theory we use evolutionary game theory…

Computer Science and Game Theory · Computer Science 2017-03-27 Antriksh Goswami , Ruchir Gupta

Reinforcement learning (RL) has emerged as a promising paradigm for Internet congestion control, achieving higher link utilization than classical heuristics. However, RL-based controllers trained in single-flow environments are not…

Networking and Internet Architecture · Computer Science 2026-05-20 Thomas Mbrice , Yuyu Liu

Reinforcement Learning (RL) is increasingly utilized to enhance the reasoning capabilities of Large Language Models (LLMs). However, effectively scaling these RL methods presents significant challenges, primarily due to the difficulty in…

Machine Learning · Computer Science 2025-09-30 Alexandre Piché , Ehsan Kamalloo , Rafael Pardinas , Xiaoyin Chen , Dzmitry Bahdanau

Improving user retention with reinforcement learning~(RL) has attracted increasing attention due to its significant importance in boosting user engagement. However, training the RL policy from scratch without hurting users' experience is…

Information Retrieval · Computer Science 2023-03-14 Kesen Zhao , Lixin Zou , Xiangyu Zhao , Maolin Wang , Dawei yin

The recent development of reinforcement learning (RL) has boosted the adoption of online RL for wireless radio resource management (RRM). However, online RL algorithms require direct interactions with the environment, which may be…

Information Theory · Computer Science 2023-11-21 Kun Yang , Cong Shen , Jing Yang , Shu-ping Yeh , Jerry Sydir

BitTorrent is undoubtedly the most popular P2P file sharing application on today's Internet. The widespread popularity of BitTorrent has attracted a great deal of attention from networking researchers who conducted various performance…

Networking and Internet Architecture · Computer Science 2013-11-06 Kunjie Xu

Artificial intelligence (AI) has demonstrated remarkable success across various applications. In light of this trend, the field of automated trading has developed a keen interest in leveraging AI techniques to forecast the future prices of…

Computational Engineering, Finance, and Science · Computer Science 2025-10-29 Dieu-Donne Fangnon , Armandine Sorel Kouyim Meli , Verlon Roel Mbingui , Phanie Dianelle Negho , Regis Konan Marcel Djaha , Lema Logamou Seknewna

Reward functions are difficult to design and often hard to align with human intent. Preference-based Reinforcement Learning (RL) algorithms address these problems by learning reward functions from human feedback. However, the majority of…

Machine Learning · Computer Science 2023-11-28 Joey Hejna , Dorsa Sadigh

Strategic mining attacks, such as selfish mining, exploit blockchain consensus protocols by deviating from honest behavior to maximize rewards. Markov Decision Process (MDP) analysis faces scalability challenges in modern digital economics,…

Machine Learning · Computer Science 2025-02-26 Jichen Li , Lijia Xie , Hanting Huang , Bo Zhou , Binfeng Song , Wanying Zeng , Xiaotie Deng , Xiao Zhang

Reward-free data is abundant and contains rich prior knowledge of human behaviors, but it is not well exploited by offline reinforcement learning (RL) algorithms. In this paper, we propose UBER, an unsupervised approach to extract useful…

Machine Learning · Computer Science 2023-10-31 Hao Hu , Yiqin Yang , Jianing Ye , Ziqing Mai , Chongjie Zhang

One of the essential missions in the AI research community is to build an autonomous embodied agent that can achieve high-level performance across a wide spectrum of tasks. However, acquiring or manually designing rewards for all open-ended…

Machine Learning · Computer Science 2024-08-06 Haobin Jiang , Junpeng Yue , Hao Luo , Ziluo Ding , Zongqing Lu

In Reinforcement Learning (RL), designing precise reward functions remains to be a challenge, particularly when aligning with human intent. Preference-based RL (PbRL) was introduced to address this problem by learning reward models from…

Machine Learning · Computer Science 2024-08-09 Heewoong Choi , Sangwon Jung , Hongjoon Ahn , Taesup Moon