English
Related papers

Related papers: UniCal: Unified Neural Sensor Calibration

200 papers

Today's autonomous vehicles rely on a multitude of sensors to perceive their environment. To improve the perception or create redundancy, the sensor's alignment relative to each other must be known. With Multi-LiCa, we present a novel…

Robotics · Computer Science 2025-04-23 Dominik Kulmer , Ilir Tahiraj , Andrii Chumak , Markus Lienkamp

Ensuring the safety of autonomous vehicles necessitates comprehensive simulation of multi-sensor data, encompassing inputs from both cameras and LiDAR sensors, across various dynamic driving scenarios. Neural rendering techniques, which…

Camera-based perception systems play a central role in modern autonomous vehicles. These camera based perception algorithms require an accurate calibration to map the real world distances to image pixels. In practice, calibration is a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Ciarán Hogan , Ganesh Sistu , Ciarán Eising

Sensor-based environmental perception is a crucial step for autonomous driving systems, for which an accurate calibration between multiple sensors plays a critical role. For the calibration of LiDAR and camera, the existing method is…

Robotics · Computer Science 2023-02-27 Guohang Yan , Feiyu He , Chunlei Shi , Xinyu Cai , Yikang Li

Rigorously testing autonomy systems is essential for making safe self-driving vehicles (SDV) a reality. It requires one to generate safety critical scenarios beyond what can be collected safely in the world, as many scenarios happen rarely…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Ze Yang , Yun Chen , Jingkang Wang , Sivabalan Manivasagam , Wei-Chiu Ma , Anqi Joyce Yang , Raquel Urtasun

Multiple lidars are prevalently used on mobile vehicles for rendering a broad view to enhance the performance of localization and perception systems. However, precise calibration of multiple lidars is challenging since the feature…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Jianhao Jiao , Qinghai Liao , Yilong Zhu , Tianyu Liu , Yang Yu , Rui Fan , Lujia Wang , Ming Liu

With the recent advances in autonomous driving and the decreasing cost of LiDARs, the use of multimodal sensor systems is on the rise. However, in order to make use of the information provided by a variety of complimentary sensors, it is…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Quentin Herau , Nathan Piasco , Moussab Bennehar , Luis Roldão , Dzmitry Tsishkou , Cyrille Migniot , Pascal Vasseur , Cédric Demonceaux

Achieving safe and reliable autonomous driving relies greatly on the ability to achieve an accurate and robust perception system; however, this cannot be fully realized without precisely calibrated sensors. Environmental and operational…

This article presents an innovative study in exploring, evaluating, and implementing deep learning architectures for the calibration of multi-modal sensor systems. The focus behind this is to leverage the use of sensor fusion to achieve…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Venkat Karramreddy , Liam Mitchell

Localization is a fundamental task in robotics for autonomous navigation. Existing localization methods rely on a single input data modality or train several computational models to process different modalities. This leads to stringent…

Robotics · Computer Science 2023-07-04 Muhammad Ibrahim , Naveed Akhtar , Saeed Anwar , Ajmal Mian

Multi-modal object detection in autonomous driving has achieved great breakthroughs due to the usage of fusing complementary information from different sensors. The calibration in fusion between sensors such as LiDAR and camera was always…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Zhihang Song , Dingyi Yao , Ruibo Ming , Lihui Peng , Danya Yao , Yi Zhang

With information from multiple input modalities, sensor fusion-based algorithms usually out-perform their single-modality counterparts in robotics. Camera and LIDAR, with complementary semantic and depth information, are the typical choices…

Computer Vision and Pattern Recognition · Computer Science 2022-07-11 Akio Kodaira , Yiyang Zhou , Pengwei Zang , Wei Zhan , Masayoshi Tomizuka

Accurate localization using visual information is a critical yet challenging task, especially in urban environments where nearby buildings and construction sites significantly degrade GNSS (Global Navigation Satellite System) signal…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Xiaofan Li , Zhihao Xu , Chenming Wu , Zhao Yang , Yumeng Zhang , Jiang-Jiang Liu , Haibao Yu , Fan Duan , Xiaoqing Ye , Yuan Wang , Shirui Li , Xun Sun , Ji Wan , Jun Wang

In the context of autonomous driving, the significance of effective feature learning is widely acknowledged. While conventional 3D self-supervised pre-training methods have shown widespread success, most methods follow the ideas originally…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Honghui Yang , Sha Zhang , Di Huang , Xiaoyang Wu , Haoyi Zhu , Tong He , Shixiang Tang , Hengshuang Zhao , Qibo Qiu , Binbin Lin , Xiaofei He , Wanli Ouyang

We present UniScale, a unified, scale-aware multi-view 3D reconstruction framework for robotic applications that flexibly integrates geometric priors through a modular, semantically informed design. In vision-based robotic navigation, the…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Mohammad Mahdavian , Gordon Tan , Binbin Xu , Yuan Ren , Dongfeng Bai , Bingbing Liu

Accurate sensor calibration is a prerequisite for multi-sensor perception and localization systems for autonomous vehicles. The intrinsic parameter calibration of the sensor is to obtain the mapping relationship inside the sensor, and the…

Owing to the capability for reliable and all-weather long-range sensing, the fusion of LiDAR and Radar has been widely applied to autonomous vehicles for robust perception. In practical operation, well manually calibrated extrinsic…

Robotics · Computer Science 2025-03-24 Weimin Wang , Yu Du , Ting Yang , Yu Liu

We present a novel multi-modal extrinsic calibration framework designed to simultaneously estimate the relative poses between event cameras, LiDARs, and RGB cameras, with particular focus on the challenging event camera calibration. Core of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Andrea Bertogalli , Giacomo Boracchi , Luca Magri

In the typical urban intersection scenario, both vehicles and infrastructures are equipped with visual and LiDAR sensors. By successfully integrating the data from vehicle-side and road monitoring devices, a more comprehensive and accurate…

Computer Vision and Pattern Recognition · Computer Science 2024-05-17 Xinyu Zhang , Yijin Xiong , Qianxin Qu , Renjie Wang , Xin Gao , Jing Liu , Shichun Guo , Jun Li

Autonomous vehicles are equipped with a multi-modal sensor setup to enable the car to drive safely. The initial calibration of such perception sensors is a highly matured topic and is routinely done in an automated factory environment.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Arya Rachman , Jürgen Seiler , André Kaup