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Cooperative perception is essential to enhance the efficiency and safety of future transportation systems, requiring extensive data sharing among vehicles on the road, which raises significant privacy concerns. Federated learning offers a…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhenrong Zhang , Jianan Liu , Xi Zhou , Tao Huang , Qing-Long Han , Jingxin Liu , Hongbin Liu

Camera-based occupancy prediction is a mainstream approach for 3D perception in autonomous driving, aiming to infer complete 3D scene geometry and semantics from 2D images. Almost existing methods focus on improving performance through…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Rongtao Xu , Jinzhou Lin , Jialei Zhou , Jiahua Dong , Changwei Wang , Ruisheng Wang , Li Guo , Shibiao Xu , Xiaodan Liang

3D panoptic segmentation is a challenging perception task that requires both semantic segmentation and instance segmentation. In this task, we notice that images could provide rich texture, color, and discriminative information, which can…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Zhiwei Zhang , Zhizhong Zhang , Qian Yu , Ran Yi , Yuan Xie , Lizhuang Ma

Although large vision-language models (LVLMs) have demonstrated remarkable capabilities, they are prone to hallucinations in multi-image tasks. We attribute this issue to limitations in existing attention mechanisms and insufficient…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Xiaochen Yang , Hao Fang , Jiawei Kong , Yaoxin Mao , Bin Chen , Shu-Tao Xia

This work studies gradient coding (GC) in the context of distributed training problems with unreliable communication. We propose cooperative GC (CoGC), a novel gradient-sharing-based GC framework that leverages cooperative communication…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-08 Shudi Weng , Ming Xiao , Chao Ren , Mikael Skoglund

Deep research has revolutionized data analysis, yet data scientists still devote substantial time to manually crafting visualizations, highlighting the need for robust automation from natural language queries. However, current systems…

Artificial Intelligence · Computer Science 2025-10-06 Zichen Chen , Jiefeng Chen , Sercan Ö. Arik , Misha Sra , Tomas Pfister , Jinsung Yoon

Small object detection in unmanned aerial vehicle (UAV) imagery is challenging, mainly due to scale variation, structural detail degradation, and limited computational resources. In high-altitude scenarios, fine-grained features are further…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Xuecheng Bai , Yuxiang Wang , Chuanzhi Xu , Boyu Hu , Kang Han , Ruijie Pan , Xiaowei Niu , Xiaotian Guan , Liqiang Fu , Pengfei Ye

Collaborative perception systems overcome single-vehicle limitations in long-range detection and occlusion scenarios by integrating multi-agent sensory data, improving accuracy and safety. However, frequent cooperative interactions and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Yunjiang Xu , Lingzhi Li , Jin Wang , Yupeng Ouyang , Benyuan Yang

We seek to give users precise control over diffusion-based image generation by modeling complex scenes as sequences of layers, which define the desired spatial arrangement and visual attributes of objects in the scene. Collage Diffusion…

Computer Vision and Pattern Recognition · Computer Science 2023-09-01 Vishnu Sarukkai , Linden Li , Arden Ma , Christopher Ré , Kayvon Fatahalian

While convolution and self-attention are extensively used in learned image compression (LIC) for transform coding, this paper proposes an alternative called Contextual Clustering based LIC (CLIC) which primarily relies on clustering…

Image and Video Processing · Electrical Eng. & Systems 2024-01-23 Yichi Zhang , Zhihao Duan , Ming Lu , Dandan Ding , Fengqing Zhu , Zhan Ma

Large Vision-Language Models (LVLMs) usually suffer from prohibitive computational and memory costs due to the quadratic growth of visual tokens with image resolution. Existing token compression methods, while varied, often lack a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Jingyu Lei , Gaoang Wang , Der-Horng Lee

Collaborative visual perception methods have gained widespread attention in the autonomous driving community in recent years due to their ability to address sensor limitation problems. However, the absence of explicit depth information…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Shaohong Wang , Bin Lu , Xinyu Xiao , Hanzhi Zhong , Bowen Pang , Tong Wang , Zhiyu Xiang , Hangguan Shan , Eryun Liu

Feature-level fusion shows promise in collaborative perception (CP) through balanced performance and communication bandwidth trade-off. However, its effectiveness critically relies on input feature quality. The acquisition of high-quality…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Chengchang Tian , Jianwei Ma , Yan Huang , Zhanye Chen , Honghao Wei , Hui Zhang , Wei Hong

The reliability of current autonomous driving systems is often jeopardized in situations when the vehicle's field-of-view is limited by nearby occluding objects. To mitigate this problem, vehicle-to-vehicle communication to share sensor…

Robotics · Computer Science 2023-05-30 Hsu-kuang Chiu , Stephen F. Smith

Collaborative perception allows connected vehicles to overcome occlusions and limited viewpoints by sharing sensory information. However, existing approaches struggle to achieve high accuracy under strict bandwidth constraints and remain…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Sheng Xu , Enshu Wang , Hongfei Xue , Jian Teng , Bingyi Liu , Yi Zhu , Pu Wang , Libing Wu , Chunming Qiao

Cooperative sensing and heterogeneous information fusion are critical to realize vehicular cyber-physical systems (VCPSs). This paper makes the first attempt to quantitatively measure the quality of VCPS by designing a new metric called Age…

Networking and Internet Architecture · Computer Science 2023-01-30 Xincao Xu , Kai Liu , Penglin Dai , Ruitao Xie , Jingjing Cao , Jiangtao Luo

Despite recent advancements in text-to-image models, achieving semantically accurate images in text-to-image diffusion models is a persistent challenge. While existing initial latent optimization methods have demonstrated impressive…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Aravindan Sundaram , Ujjayan Pal , Abhimanyu Chauhan , Aishwarya Agarwal , Srikrishna Karanam

Multi-agent learning faces a fundamental tension: leveraging distributed collaboration without sacrificing the personalization needed for diverse agents. This tension intensifies when aiming for full personalization while adapting to…

Machine Learning · Statistics 2026-03-11 Chenyu Zhang , Navid Azizan

Cooperative perception enables vehicles to share sensor readings and has become a new paradigm to improve driving safety, where the key enabling technology for realizing this vision is to real-time and accurately align and fuse the…

Robotics · Computer Science 2025-06-03 Zhiqing Luo , Yi Wang , Yingying He , Wei Wang

Cooperative perception enabled by Vehicle-to-Everything communication has shown great promise in enhancing situational awareness for autonomous vehicles and other mobile robotic platforms. Despite recent advances in perception backbones and…

Robotics · Computer Science 2025-09-30 Lantao Li , Kang Yang , Rui Song , Chen Sun