Neural lens modeling

W Xian, A Božič, N Snavely… - Proceedings of the …, 2023 - openaccess.thecvf.com
Recent methods for 3D reconstruction and rendering increasingly benefit from end-to-end
optimization of the entire image formation process. However, this approach is currently …

Tangent sampson error: Fast approximate two-view reprojection error for central camera models

M Terekhov, V Larsson - Proceedings of the IEEE/CVF …, 2023 - openaccess.thecvf.com
In this paper we introduce the Tangent Sampson error, which is a generalization of the
classical Sampson error in two-view geometry that allows for arbitrary central camera …

GeoCalib: Learning Single-image Calibration with Geometric Optimization

A Veicht, PE Sarlin, P Lindenberger… - European Conference on …, 2025 - Springer
From a single image, visual cues can help deduce intrinsic and extrinsic camera parameters
like the focal length and the gravity direction. This single-image calibration can benefit …

Camera pose estimation using implicit distortion models

L Pan, M Pollefeys, V Larsson - Proceedings of the IEEE …, 2022 - openaccess.thecvf.com
Low-dimensional parametric models are the de-facto standard in computer vision for
intrinsic camera calibration. These models explicitly describe the mapping between …

Camera Calibration using a Collimator System

S Liang, B Guan, Z Yu, P Sun, Y Shang - European Conference on …, 2025 - Springer
Camera calibration is a crucial step in photogrammetry and 3D vision applications. In
practical scenarios with a long working distance to cover a wide area, target-based …

TartanCalib: Iterative wide-angle lens calibration using adaptive subpixel refinement of apriltags

BP Duisterhof, Y Hu, SH Teng, M Kaess… - arXiv preprint arXiv …, 2022 - arxiv.org
Wide-angle cameras are uniquely positioned for mobile robots, by virtue of the rich
information they provide in a small, light, and cost-effective form factor. An accurate …

Diverse Consensuses Paired with Motion Estimation-Based Multi-Model Fitting

W Yin, S Lin, Y Lu, H Wang - Proceedings of the 32nd ACM International …, 2024 - dl.acm.org
Multi-model fitting aims to robustly estimate the parameters of various model instances in
data contaminated by noise and outliers. Most previous works employ only a single type of …

Enhanced Checkerboard Detection Using Gaussian Processes

M Hillen, I De Boi, T De Kerf, S Sels… - Mathematics, 2023 - mdpi.com
Accurate checkerboard detection is of vital importance for computer vision applications, and
a variety of checkerboard detectors have been developed in the past decades. While some …

IVR-SSM: Industrial Vehicular Robot Safe & Smart Move Using Wheel-Encoder and Inertial-RGB-Depth Measurements

Y Liu, W Liang, C Wang, X Zhang… - … on Mechatronics and …, 2024 - ieeexplore.ieee.org
Safe & smart move (SSM) aims to help industrial vehicular robot (IVR), such as warehousing
robots, running safely and smartly by detecting the obstacles in front and maintaining a safe …

Gaussian processes for 3D measurements

I De Boi - 2024 - repository.uantwerpen.be
Abstract n this dissertation we explore the usage of probabilistic machine learning
techniques for calibrating 3D measuring devices and applications. More specifically, we …