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Related papers: Generative AI Empowered LiDAR Point Cloud Generati…

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Generative world models for autonomous driving (AD) have become a trending topic. Unlike the widely studied image modality, in this work we explore generative world models for LiDAR data. Existing generation methods for LiDAR data only…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Sizhuo Zhou , Xiaosong Jia , Fanrui Zhang , Junjie Li , Juyong Zhang , Yukang Feng , Jianwen Sun , Songbur Wong , Junqi You , Junchi Yan

As digital technologies advance, communication networks face challenges in handling the vast data generated by intelligent devices. Autonomous vehicles, smart sensors, and IoT systems necessitate new paradigms. This thesis addresses these…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Francesco Pezone

Upon the advent of the emerging metaverse and its related applications in Augmented Reality (AR), the current bit-oriented network struggles to support real-time changes for the vast amount of associated information, hindering its…

Information Theory · Computer Science 2024-06-19 Zhe Wang , Yansha Deng , A. Hamid Aghvami

The fusion of multimodal sensor streams, such as camera, lidar, and radar measurements, plays a critical role in object detection for autonomous vehicles, which base their decision making on these inputs. While existing methods exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Mario Bijelic , Tobias Gruber , Fahim Mannan , Florian Kraus , Werner Ritter , Klaus Dietmayer , Felix Heide

Despite significant advancements in traditional syntactic communications based on Shannon's theory, these methods struggle to meet the requirements of 6G immersive communications, especially under challenging transmission conditions. With…

Signal Processing · Electrical Eng. & Systems 2025-09-30 Hang Yin , Li Qiao , Yu Ma , Shuo Sun , Kan Li , Zhen Gao , Dusit Niyato

Sensor-aided beamforming reduces the overheads associated with beam training in millimeter-wave (mmWave) multi-input-multi-output (MIMO) communication systems. Most prior work, though, neglects the challenges associated with establishing…

Signal Processing · Electrical Eng. & Systems 2025-09-17 Kartik Patel , Robert W. Heath

This paper develops a generative deep learning model for the synthesis of multiple-input multiple-output (MIMO) active sensing waveforms with desired properties, including constant modulus and a user-defined beampattern. The proposed…

Signal Processing · Electrical Eng. & Systems 2024-12-31 Vesa Saarinen , Robin Rajamäki , Visa Koivunen

The scarcity and low diversity of well-annotated automotive radar datasets often limit the performance of deep-learning-based environmental perception. To overcome these challenges, we propose a conditional generative framework for…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Zhaoze Wang , Changxu Zhang , Tai Fei , Christopher Grimm , Yi Jin , Claas Tebruegge , Ernst Warsitz , Markus Gardill

Recent research has begun exploring novel view synthesis (NVS) for LiDAR point clouds, aiming to generate realistic LiDAR scans from unseen viewpoints. However, most existing approaches do not reconstruct semantic labels, which are crucial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Yi Chen , Tianchen Deng , Wentao Zhao , Xiaoning Wang , Wenqian Xi , Weidong Chen , Jingchuan Wang

In recent years, much progress has been made in LiDAR-based 3D object detection mainly due to advances in detector architecture designs and availability of large-scale LiDAR datasets. Existing 3D object detectors tend to perform well on the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Eduardo R. Corral-Soto , Alaap Grandhi , Yannis Y. He , Mrigank Rochan , Bingbing Liu

We introduce a simple yet effective fusion method of LiDAR and RGB data to segment LiDAR point clouds. Utilizing the dense native range representation of a LiDAR sensor and the setup calibration, we establish point correspondences between…

Computer Vision and Pattern Recognition · Computer Science 2019-12-20 Georg Krispel , Michael Opitz , Georg Waltner , Horst Possegger , Horst Bischof

Millimeter-wave radar plays a vital role in 3D object detection for autonomous driving due to its all-weather and all-lighting-condition capabilities for perception. However, radar point clouds suffer from pronounced sparsity and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Zijian Gu , Jianwei Ma , Yan Huang , Honghao Wei , Zhanye Chen , Hui Zhang , Wei Hong

Accurate beam prediction is essential for mitigating signalling overhead and latency in integrated sensing and communication-enabled massive multi-input multi-output systems. With the aid of multimodal learning, the prediction accuracy can…

Signal Processing · Electrical Eng. & Systems 2026-05-15 Zijian Zheng , Wenqiang Yi , Hyundong Shin , Arumugam Nallanathan

Robust road segmentation is a key challenge in self-driving research. Though many image-based methods have been studied and high performances in dataset evaluations have been reported, developing robust and reliable road segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2019-05-29 Huafeng Liu , Yazhou Yao , Zeren Sun , Xiangrui Li , Ke Jia , Zhenmin Tang

Recent multimodal fusion methods, integrating images with LiDAR point clouds, have shown promise in scene flow estimation. However, the fusion of 4D millimeter wave radar and LiDAR remains unexplored. Unlike LiDAR, radar is cheaper, more…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Jingyun Fu , Zhiyu Xiang , Na Zhao

6G networks promise revolutionary immersive communication experiences including augmented reality (AR), virtual reality (VR), and holographic communications. These applications demand high-dimensional multimodal data transmission and…

Machine Learning · Computer Science 2025-07-08 Yusong Zhang , Yuxuan Sun , Lei Guo , Wei Chen , Bo Ai , Deniz Gunduz

4D radars, which provide 3D point cloud data along with Doppler velocity, are attractive components of modern automated driving systems due to their low cost and robustness under adverse weather conditions. However, they provide a…

Robotics · Computer Science 2026-03-13 Siqi Pei , Andras Palffy , Dariu M. Gavrila

Mapping the environment has been an important task for robot navigation and Simultaneous Localization And Mapping (SLAM). LIDAR provides a fast and accurate 3D point cloud map of the environment which helps in map building. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-14 Aritra Mukherjee , Sourya Dipta Das , Jasorsi Ghosh , Ananda S. Chowdhury , Sanjoy Kumar Saha

LiDAR scene generation is increasingly important for scalable simulation and synthetic data creation, especially under diverse sensing conditions that are costly to capture at scale. Typically, diffusion-based LiDAR generators are developed…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Youquan Liu , Weidong Yang , Ao Liang , Xiang Xu , Lingdong Kong , Yang Wu , Dekai Zhu , Xin Li , Runnan Chen , Ben Fei , Tongliang Liu , Wanli Ouyang

Public satellite missions are commonly bound to a trade-off between spatial and temporal resolution as no single sensor provides fine-grained acquisitions with frequent coverage. This hinders their potential to assist vegetation monitoring…

Image and Video Processing · Electrical Eng. & Systems 2020-11-20 Shahine Bouabid , Maxim Chernetskiy , Maxime Rischard , Jevgenij Gamper
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