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Clouds play a key role in regulating climate change but are difficult to simulate within Earth system models (ESMs). Improving the representation of clouds is one of the key tasks towards more robust climate change projections. This study…

Atmospheric and Oceanic Physics · Physics 2024-10-28 A. Kaps , A. Lauer , G. Camps-Valls , P. Gentine , L. Gómez-Chova , V. Eyring

Distributed trajectory optimization via ADMM-DDP is a powerful approach for coordinating multi-agent systems, but it requires extensive tuning of tightly coupled hyperparameters that jointly govern local task performance and global…

Machine Learning · Computer Science 2025-09-08 Bingheng Wang , Yichao Gao , Tianchen Sun , Lin Zhao

Large Language Models (LLMs) for Recommendation (LLM4Rec) is a promising research direction that has demonstrated exceptional performance in this field. However, its inability to capture real-time user preferences greatly limits the…

Information Retrieval · Computer Science 2025-02-26 Zheqi Lv , Tianyu Zhan , Wenjie Wang , Xinyu Lin , Shengyu Zhang , Wenqiao Zhang , Jiwei Li , Kun Kuang , Fei Wu

With the rapid development of recommendation models and device computing power, device-based recommendation has become an important research area due to its better real-time performance and privacy protection. Previously, Transformer-based…

Information Retrieval · Computer Science 2025-06-17 Tianyu Zhan , Shengyu Zhang , Zheqi Lv , Jieming Zhu , Jiwei Li , Fan Wu , Fei Wu

Recommender systems are becoming more and more important in our daily lives. However, traditional recommendation methods are challenged by data sparsity and efficiency, as the numbers of users, items, and interactions between the two in…

Information Retrieval · Computer Science 2019-04-30 Jinyin Chen , Yangyang Wu , Lu Fan , Xiang Lin , Haibin Zheng , Shanqing Yu , Qi Xuan

This paper introduces CloudLSTM, a new branch of recurrent neural models tailored to forecasting over data streams generated by geospatial point-cloud sources. We design a Dynamic Point-cloud Convolution (DConv) operator as the core…

Machine Learning · Computer Science 2021-02-23 Chaoyun Zhang , Marco Fiore , Iain Murray , Paul Patras

The upper mid-band (UMB) spectrum is a key enabler for 6G systems, yet reconfigurable intelligent surface (RIS)-assisted UMB communications face severe channel estimation challenges due to near-field propagation and transitional scattering,…

Signal Processing · Electrical Eng. & Systems 2026-03-09 Jeongjae Lee , Chanwon Kim , Songnam Hong

Automating cloud configuration and deployment remains a critical challenge due to evolving infrastructures, heterogeneous hardware, and fluctuating workloads. Existing solutions lack adaptability and require extensive manual tuning, leading…

The emergence of the Internet-of-Things and cyber-physical systems necessitates the coordination of access to limited communication resources in an autonomous and distributed fashion. Herein, the optimal design of a wireless sensing system…

Systems and Control · Electrical Eng. & Systems 2020-05-26 Xu Zhang , Marcos M. Vasconcelos , Wei Cui , Urbashi Mitra

Conventionally, the resource allocation is formulated as an optimization problem and solved online with instantaneous scenario information. Since most resource allocation problems are not convex, the optimal solutions are very difficult to…

Machine Learning · Computer Science 2017-12-20 Jun-Bo Wang , Junyuan Wang , Yongpeng Wu , Jin-Yuan Wang , Huiling Zhu , Min Lin , Jiangzhou Wang

Opportunistic computing is a paradigm for completely self-organised pervasive networks. Instead of relying only on fixed infrastructures as the cloud, users' devices act as service providers for each other. They use pairwise contacts to…

Networking and Internet Architecture · Computer Science 2022-05-30 Davide Mascitti , Marco Conti , Andrea Passarella , Laura Ricci , Sajal K. Das

The online prediction of multivariate signals, existing simultaneously in space and time, from noisy partial observations is a fundamental task in numerous applications. We propose an efficient Neural Network architecture for the online…

Machine Learning · Computer Science 2024-01-30 Yi Yan , Changran Peng , Ercan Engin Kuruoglu

In this paper, we propose a normal estimation method for unstructured 3D point clouds. This method, called Nesti-Net, builds on a new local point cloud representation which consists of multi-scale point statistics (MuPS), estimated on a…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Yizhak Ben-Shabat , Michael Lindenbaum , Anath Fischer

As large language models (LLMs) move from centralized clouds to mobile edge environments, efficient serving must balance latency, energy consumption, and accuracy under constrained device-edge resources. Query-level routing between…

Information Theory · Computer Science 2026-05-13 Nan Xue , Shengkang Chen , Zhiyong Chen , Jiangchao Yao , Yaping Sun , Zixia Hu , Meixia Tao

In this paper, we consider the problem of predicting unknown targets from data. We propose Online Residual Learning (ORL), a method that combines online adaptation with offline-trained predictions. At a lower level, we employ multiple…

Systems and Control · Electrical Eng. & Systems 2024-09-10 Anastasios Vlachos , Anastasios Tsiamis , Aren Karapetyan , Efe C. Balta , John Lygeros

Cloud computing creates new possibilities for control applications by offering powerful computation and storage capabilities. In this paper, we propose a novel cloud-assisted model predictive control (MPC) framework in which we…

Systems and Control · Electrical Eng. & Systems 2021-06-22 Nan Li , Kaixiang Zhang , Zhaojian Li , Vaibhav Srivastava , Xiang Yin

In this paper, we present a novel approach to reconstruct a unique image of an observed scene with widely distributed radar sensors. The problem is posed as a constrained optimization problem in which the global image which represents the…

Signal Processing · Electrical Eng. & Systems 2023-06-28 Ahmed Murtada , Ruizhi Hu , Bhavani Shankar Mysore Rama Rao , Udo Schroeder

With the rapid advancement of smart city infrastructure, vehicle-to-network (V2N) communication has emerged as a crucial technology to enable intelligent transportation systems (ITS). The investigation of new methods to improve V2N…

Networking and Internet Architecture · Computer Science 2023-08-29 Shoaib Ahmed , Sayonto Khan , Kumudu S. Munasinghe , Md. Farhad Hossain

Host load prediction is the basic decision information for managing the computing resources usage on the cloud platform, its accuracy is critical for achieving the servicelevel agreement. Host load data in cloud environment is more high…

Signal Processing · Electrical Eng. & Systems 2020-07-31 Hengheng Shen , Xuehai Hong

This paper establishes unified frameworks of renewable weighted sums (RWS) for various online updating estimations in the models with streaming data sets. The newly defined RWS lays the foundation of online updating likelihood, online…

Methodology · Statistics 2020-08-21 Lu Lin , Weiyu Li , Jun Lu