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This paper proposes a novel framework for implicit multi-camera system calibration utilizing Gaussian Process (GP) regression. Conventional explicit calibration methods are constrained by rigid mathematical models and struggle with complex,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Ivan De Boi , Bart Ribbens , Veronika Golanova , Ursula Kapov , Simon Verspeek

This research addresses the challenge of camera calibration and distortion parameter prediction from a single image using deep learning models. The main contributions of this work are: (1) demonstrating that a deep learning model, trained…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Faiz Muhammad Chaudhry , Jarno Ralli , Jerome Leudet , Fahad Sohrab , Farhad Pakdaman , Pierre Corbani , Moncef Gabbouj

Camera calibration is a fundamental prerequisite for reliable geometric perception, yet classical approaches rely on controlled acquisition setups that are impractical for in-the-wild imagery. Recent learning-based methods have shown…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Boying Li , Cheng Zhang , Weirong Chen , Daniel Cremers , Ian Reid , Hamid Rezatofighi

Accurate calibration of sensor extrinsic parameters for ground robotic systems (i.e., relative poses) is crucial for ensuring spatial alignment and achieving high-performance perception. However, existing calibration methods typically…

Robotics · Computer Science 2025-06-17 Jiang Wang , Yaozhong Kang , Linya Fu , Kazuhiro Nakadai , He Kong

In the context of robotics, accurate ground-truth positioning is the cornerstone for the development of mapping and localization algorithms. In outdoor environments and over long distances, total stations provide accurate and precise…

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…

Color-depth cameras (RGB-D cameras) have become the primary sensors in most robotics systems, from service robotics to industrial robotics applications. Typical consumer-grade RGB-D cameras are provided with a coarse intrinsic and extrinsic…

Computer Vision and Pattern Recognition · Computer Science 2018-10-22 Filippo Basso , Emanuele Menegatti , Alberto Pretto

Multi-camera systems are an important sensor platform for intelligent systems such as self-driving cars. Pattern-based calibration techniques can be used to calibrate the intrinsics of the cameras individually. However, extrinsic…

Computer Vision and Pattern Recognition · Computer Science 2020-09-17 Yukai Lin , Viktor Larsson , Marcel Geppert , Zuzana Kukelova , Marc Pollefeys , Torsten Sattler

In this paper, we propose a novel online self-calibration approach for Light Detection and Ranging (LiDAR) and camera sensors. Compared to the previous CNN-based methods that concatenate the feature maps of the RGB image and decalibrated…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Xudong Lv , Boya Wang , Dong Ye , Shuo Wang

Self-supervised depth estimation has drawn much attention in recent years as it does not require labeled data but image sequences. Moreover, it can be conveniently used in various applications, such as autonomous driving, robotics,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Shaocheng Jia , Xin Pei , Wei Yao , S. C. Wong

Self-calibration of camera intrinsics and radial distortion has a long history of research in the computer vision community. However, it remains rare to see real applications of such techniques to modern Simultaneous Localization And…

Computer Vision and Pattern Recognition · Computer Science 2019-08-01 Bingbing Zhuang , Quoc-Huy Tran , Pan Ji , Gim Hee Lee , Loong Fah Cheong , Manmohan Chandraker

Albeit revealing impressive predictive performance for several computer vision tasks, deep neural networks (DNNs) are prone to making overconfident predictions. This limits the adoption and wider utilization of DNNs in many safety-critical…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Muhammad Akhtar Munir , Salman Khan , Muhammad Haris Khan , Mohsen Ali , Fahad Shahbaz Khan

Multisensor fusion is essential for autonomous vehicles to accurately perceive, analyze, and plan their trajectories within complex environments. This typically involves the integration of data from LiDAR sensors and cameras, which…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Yuanchao Yue , Hui Yuan , Suai Li , Qi Jiang

Hand-eye calibration aims to estimate the transformation between a camera and a robot. Traditional methods rely on fiducial markers, which require considerable manual effort and precise setup. Recent advances in deep learning have…

Robotics · Computer Science 2025-12-01 Tutian Tang , Minghao Liu , Wenqiang Xu , Cewu Lu

Introducing quantum sensors as solution to real-world problem demands reliability and controllability outside laboratory conditions. Producers and operators ought to be assumed to have limited resources ready available for calibration, and…

For many computer vision applications, the availability of camera calibration data is crucial as overall quality heavily depends on it. While calibration data is available on some devices through Augmented Reality (AR) frameworks like…

Computer Vision and Pattern Recognition · Computer Science 2019-08-16 Pavel Rojtberg , Felix Gorschlüter

Monocular camera sensors are vital to intelligent vehicle operation and automated driving assistance and are also heavily employed in traffic control infrastructure. Calibrating the monocular camera, though, is time-consuming and often…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Alexander Tsaregorodtsev , Johannes Müller , Jan Strohbeck , Martin Herrmann , Michael Buchholz , Vasileios Belagiannis

This letter presents a novel method to estimate the relative poses between RGB-D cameras with minimal overlapping fields of view in a panoramic RGB-D camera system. This calibration problem is relevant to applications such as indoor 3D…

Image and Video Processing · Electrical Eng. & Systems 2018-09-11 Hang Liu , Hengyu Li , Xiahua Liu , Jun Luo , Shaorong Xie , Yu Sun

Deep neural networks (DNNs) have enabled astounding progress in several vision-based problems. Despite showing high predictive accuracy, recently, several works have revealed that they tend to provide overconfident predictions and thus are…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Muhammad Akhtar Munir , Muhammad Haris Khan , Salman Khan , Fahad Shahbaz Khan

Depth estimation is critical in autonomous driving for interpreting 3D scenes accurately. Recently, radar-camera depth estimation has become of sufficient interest due to the robustness and low-cost properties of radar. Thus, this paper…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Huawei Sun , Hao Feng , Julius Ott , Lorenzo Servadei , Robert Wille