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We consider the fully decentralized machine learning scenario where many users with personal datasets collaborate to learn models through local peer-to-peer exchanges, without a central coordinator. We propose to train personalized models…

Machine Learning · Computer Science 2024-12-20 Valentina Zantedeschi , Aurélien Bellet , Marc Tommasi

The deployment of large-scale models, such as large language models (LLMs), incurs substantial costs due to their computational demands. To mitigate these costs and address challenges related to scalability and data security, there is a…

Recommenders take place on a wide scale of e-commerce systems, reducing the problem of information overload. The most common approach is to choose a recommender used by the system to make predictions. However, users vary from each other;…

Information Retrieval · Computer Science 2024-10-18 Peter Tibensky , Michal Kompan

Decentralized learning has emerged as an alternative method to the popular parameter-server framework which suffers from high communication burden, single-point failure and scalability issues due to the need of a central server. However,…

Machine Learning · Computer Science 2023-12-19 Guojun Xiong , Gang Yan , Shiqiang Wang , Jian Li

Following the development of digitization, a growing number of large Original Equipment Manufacturers (OEMs) are adapting computer vision or natural language processing in a wide range of applications such as anomaly detection and quality…

Machine Learning · Computer Science 2022-12-07 Qiang Li , Chongyu Zhang

Rental-based business models and increasing sustainability requirements intensify the need for efficient strategies to manage large machine and vehicle fleet renewal and upgrades. Optimized fleet upgrade strategies maximize overall utility,…

Optimization and Control · Mathematics 2025-08-11 Kenrick Howin Chai , Stefan Hildebrand , Tobias Lachnit , Martin Benfer , Gisela Lanza , Sandra Klinge

Serverless computing has emerged as a promising computing paradigm for edge computing. However, adopting the event driven model in highly dynamic, heterogeneous, and distributed edge systems poses significant challenges in request placement…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-18 Chen Chen , Zihan Jia , Andrea Sabbioni , Reza Farahani , Lei Jiao

Modern e-commerce platforms offer vast product selections, making it difficult for customers to find items that they like and that are relevant to their current session intent. This is why it is key for e-commerce platforms to have near…

On-device machine learning enables the lightweight deployment of recommendation models in local clients, which reduces the burden of the cloud-based recommenders and simultaneously incorporates more real-time user features. Nevertheless,…

Artificial Intelligence · Computer Science 2022-07-08 Jiangchao Yao , Feng Wang , Xichen Ding , Shaohu Chen , Bo Han , Jingren Zhou , Hongxia Yang

Microservice architecture has become a dominant paradigm in application development due to its advantages of being lightweight, flexible, and resilient. Deploying microservice applications in the container-based cloud enables fine-grained…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-05 Zhengxin Fang , Hui Ma , Gang Chen , Rajkumar Buyya

Large language models (LLMs) have demonstrated remarkable performance across a wide range of industrial applications, from search and recommendation systems to generative tasks. Although scaling laws indicate that larger models generally…

Recommender systems are one of the most successful applications of machine learning and data science. They are successful in a wide variety of application domains, including e-commerce, media streaming content, email marketing, and…

Information Retrieval · Computer Science 2023-04-04 Juan Pablo Equihua , Maged Ali , Henrik Nordmark , Berthold Lausen

Inference scaling methods for LLMs often rely on decomposing problems into steps (or groups of tokens), followed by sampling and selecting the best next steps. However, these steps and their sizes are often predetermined or manually…

The use of relevant metrics of software systems could improve various software engineering tasks, but identifying relationships among metrics is not simple and can be very time consuming. Recommender systems can help with this…

Software Engineering · Computer Science 2018-01-23 Maral Azizi , Hyunsook Do

This paper proposes a decentralized recommender system by formulating the popular collaborative filleting (CF) model into a decentralized matrix completion form over a set of users. In such a way, data storages and computations are fully…

Information Retrieval · Computer Science 2015-03-06 Zhangyang Wang , Xianming Liu , Shiyu Chang , Jiayu Zhou , Guo-Jun Qi , Thomas S. Huang

Scalable decentralized optimization in large-scale systems hinges on efficient communication. A common way to reduce communication overhead is to perform multiple local updates between two communication rounds, as in federated learning.…

Optimization and Control · Mathematics 2025-11-10 Jie Liu , Zuang Wang , Yongqiang Wang

Scaling deep learning recommendation models is an effective way to improve model expressiveness. Existing approaches often incur substantial computational overhead, making them difficult to deploy in large-scale industrial systems under…

Information Retrieval · Computer Science 2026-02-10 Shikang Wu , Hui Lu , Jinqiu Jin , Zheng Chai , Shiyong Hong , Junjie Zhang , Shanlei Mu , Kaiyuan Ma , Tianyi Liu , Yuchao Zheng , Zhe Wang , Jingjian Lin

With the rapid growth of Internet services, recommendation systems play a central role in delivering personalized content. Faced with massive user requests and complex model architectures, the key challenge for real-time recommendation…

Information Retrieval · Computer Science 2025-08-14 Junli Shao , Jing Dong , Dingzhou Wang , Kowei Shih , Dannier Li , Chengrui Zhou

Machine learning methods allow us to make recommendations to users in applications across fields including entertainment, dating, and commerce, by exploiting similarities in users' interaction patterns. However, in domains that demand…

Information Retrieval · Computer Science 2020-03-03 Mónica Ribero , Jette Henderson , Sinead Williamson , Haris Vikalo

Machines learning techniques plays a preponderant role in dealing with massive amount of data and are employed in almost every possible domain. Building a high quality machine learning model to be deployed in production is a challenging…

Machine Learning · Computer Science 2019-07-02 Alexandre Quemy