English
Related papers

Related papers: Scalable Multimodal Beam Alignment in V2X: An Anti…

200 papers

In the field of multimodal medical data analysis, leveraging diverse types of data and understanding their hidden relationships continues to be a research focus. The main challenges lie in effectively modeling the complex interactions…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Xuhao Shan , Ruiquan Ge , Jikui Liu , Linglong Wu , Chi Zhang , Siqi Liu , Wenjian Qin , Wenwen Min , Ahmed Elazab , Changmiao Wang

Multi-subject fMRI data analysis is an interesting and challenging problem in human brain decoding studies. The inherent anatomical and functional variability across subjects make it necessary to do both anatomical and functional alignment…

Machine Learning · Computer Science 2018-07-11 Tonglin Xu , Muhammad Yousefnezhad , Daoqiang Zhang

The low-altitude economy (LAE) is rapidly expanding driven by urban air mobility, logistics drones, and aerial sensing, while fast and accurate beam prediction in uncrewed aerial vehicles (UAVs) communications is crucial for achieving…

Machine Learning · Computer Science 2026-01-01 Haojin Li , Anbang Zhang , Chen Sun , Chenyuan Feng , Kaiqian Qu , Tony Q. S. Quek , Haijun Zhang

Multimodal Attributed Graphs (MAGs) are ubiquitous in real-world applications, encompassing extensive knowledge through multimodal attributes attached to nodes (e.g., texts and images) and topological structure representing node…

Machine Learning · Computer Science 2025-02-28 Hao Yan , Chaozhuo Li , Jun Yin , Zhigang Yu , Weihao Han , Mingzheng Li , Zhengxin Zeng , Hao Sun , Senzhang Wang

Integrating sensing and communication (ISAC) has emerged as a cornerstone technology for predictive beamforming in 6G-enabled vehicle-to-everything (V2X) networks. However, existing ISAC paradigms rely solely on radio frequency (RF) signal,…

Signal Processing · Electrical Eng. & Systems 2025-07-01 Chen Shang , Dinh Thai Hoang , Jiadong Yu

This paper investigates the spectrum sharing problem in vehicular networks based on multi-agent reinforcement learning, where multiple vehicle-to-vehicle (V2V) links reuse the frequency spectrum preoccupied by vehicle-to-infrastructure…

Information Theory · Computer Science 2019-06-11 Le Liang , Hao Ye , Geoffrey Ye Li

Popularity bias is a common challenge in recommender systems. It often causes unbalanced item recommendation performance and intensifies the Matthew effect. Due to limited user-item interactions, unpopular items are frequently constrained…

Information Retrieval · Computer Science 2026-01-07 Miaomiao Cai , Lei Chen , Yifan Wang , Zhiyong Cheng , Min Zhang , Meng Wang

Graph machine learning (GML) has made great progress in node classification, link prediction, graph classification and so on. However, graphs in reality are often structurally imbalanced, that is, only a few hub nodes have a denser local…

Machine Learning · Computer Science 2023-03-27 Zulong Liu , Kejia-Chen , Zheng Liu

In this paper, we design distributed multi-modal localization approaches for Connected and Automated vehicles. We utilize information diffusion on graphs formed by moving vehicles, based on Adapt-then-Combine strategies combined with the…

Signal Processing · Electrical Eng. & Systems 2024-11-07 Nikos Piperigkos , Aris S. Lalos , Kostas Berberidis

Directional transmission patterns (a.k.a. narrow beams) are the key to wireless communications in millimeter wave (mmWave) frequency bands which suffer from high path loss and severe shadowing. In addition, the propagation channel in mmWave…

Information Theory · Computer Science 2020-05-29 Abbas Khalili , Shahram Shahsavari , Mohammad A. Amir Khojastepour , Elza Erkip

Accurate prediction of communication link quality metrics is essential for vehicle-to-infrastructure (V2I) systems, enabling smooth handovers, efficient beam management, and reliable low-latency communication. The increasing availability of…

Machine Learning · Computer Science 2025-09-05 Kimia Ehsani , Walid Saad

Transformer models have emerged as the leading approach for achieving state-of-the-art performance across various application domains, serving as the foundation for advanced large-scale deep learning (DL) models. However, efficiently…

Machine Learning · Computer Science 2024-09-06 Yujie Wang , Youhe Jiang , Xupeng Miao , Fangcheng Fu , Shenhan Zhu , Xiaonan Nie , Yaofeng Tu , Bin Cui

Bird's eye view (BEV)-based 3D perception plays a crucial role in autonomous driving applications. The rise of large language models has spurred interest in BEV-based captioning to understand object behavior in the surrounding environment.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Yunsheng Ma , Burhaneddin Yaman , Xin Ye , Jingru Luo , Feng Tao , Abhirup Mallik , Ziran Wang , Liu Ren

Multi-agent deep reinforcement learning (DRL) has emerged as a promising approach for radio resource allocation (RRA) in cellular vehicle-to-everything (C-V2X) networks. However, the multifaceted challenges inherent to multi-agent…

Multiagent Systems · Computer Science 2026-03-10 Siyuan Wang , Lei Lei , Pranav Maheshwari , Sam Bellefeuille , Kan Zheng , Dusit Niyato

Semi-supervised learning addresses label scarcity and high annotation costs in medical image segmentation by exploiting the latent information in unlabeled data to enhance model performance. Traditional discriminative segmentation relies on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Kaiwen Huang , Yi Zhou , Yizhe Zhang , Jingxiong Li , Tao Zhou

Existing Multimodal Large Language Model (MLLM)-based agents face significant challenges in handling complex GUI (Graphical User Interface) interactions on devices. These challenges arise from the dynamic and structured nature of GUI…

We consider the problem of distributed downlink beam scheduling and power allocation for millimeter-Wave (mmWave) cellular networks where multiple base stations (BSs) belonging to different service operators share the same unlicensed…

Information Theory · Computer Science 2021-10-19 Xiang Zhang , Shamik Sarkar , Arupjyoti Bhuyan , Sneha Kumar Kasera , Mingyue Ji

With the widespread adoption of millimeter-wave (mmWave) massive multi-input-multi-output (MIMO) in vehicular networks, accurate beam prediction and alignment have become critical for high-speed data transmission and reliable access. While…

Information Theory · Computer Science 2026-03-27 Chenyiming Wen , Binpu Shi , Min Li , Ming-Min Zhao , Min-Jian Zhao , Jiangzhou Wang

Distribution shifts between sites can seriously degrade model performance since models are prone to exploiting unstable correlations. Thus, many methods try to find features that are stable across sites and discard unstable features.…

Machine Learning · Computer Science 2024-09-11 Minh Nguyen , Alan Q. Wang , Heejong Kim , Mert R. Sabuncu

Various pose estimation and tracking problems in robotics can be decomposed into a correspondence estimation problem (often computed using a deep network) followed by a weighted least squares optimization problem to solve for the poses.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-13 Swaminathan Gurumurthy , Karnik Ram , Bingqing Chen , Zachary Manchester , Zico Kolter