Results 21 to 30 of about 359,274 (310)

3D Vision by Using Calibration Pattern with Inertial Sensor and RBF Neural Networks

open access: yesSensors, 2009
Camera calibration is a crucial prerequisite for the retrieval of metric information from images. The problem of camera calibration is the computation of camera intrinsic parameters (i.e., coefficients of geometric distortions, principle distance and ...
Erkan Beşdok
doaj   +1 more source

Development of a strategy for calibrating the novel SiPM camera of the SST-1M telescope proposed for the Cherenkov Telescope Array [PDF]

open access: yes, 2017
CTA will comprise a sub-array of up to 70 small size telescopes (SSTs) at the southern array. The SST-1M project, a 4 m-diameter Davies Cotton telescope with 9 degrees FoV and a 1296 pixels SiPM camera, is designed to meet the requirements of the next ...
Alispach, C.   +39 more
core   +2 more sources

Improvements to Target-Based 3D LiDAR to Camera Calibration

open access: yesIEEE Access, 2020
The rigid-body transformation between a LiDAR and monocular camera is required for sensor fusion tasks, such as SLAM. While determining such a transformation is not considered glamorous in any sense of the word, it is nonetheless crucial for many modern ...
Jiunn-Kai Huang, Jessy W. Grizzle
doaj   +1 more source

METRIC—Multi-Eye to Robot Indoor Calibration Dataset

open access: yesInformation, 2023
Multi-camera systems are an effective solution for perceiving large areas or complex scenarios with many occlusions. In such a setup, an accurate camera network calibration is crucial in order to localize scene elements with respect to a single reference
Davide Allegro   +2 more
doaj   +1 more source

Relating vanishing points to catadioptric camera calibration [PDF]

open access: yes, 2013
This paper presents the analysis and derivation of the geometric relation between vanishing points and camera parameters of central catadioptric camera systems.
Allinson, Nigel   +2 more
core   +1 more source

Joint Calibration Method for Robot Measurement Systems

open access: yesSensors, 2023
Robot measurement systems with a binocular planar structured light camera (3D camera) installed on a robot end-effector are often used to measure workpieces’ shapes and positions.
Lei Wu   +6 more
doaj   +1 more source

Geometric calibration of focused light field camera for 3-D flame temperature measurement [PDF]

open access: yes, 2016
Focused light field camera can be used to measure three-dimensional (3-D) temperature field of a flame because of its ability to record intensity and direction information of each ray from flame simultaneously.
Hossain, Md Moinul   +6 more
core   +1 more source

Geometric calibration of Colour and Stereo Surface Imaging System of ESA's Trace Gas Orbiter [PDF]

open access: yes, 2017
There are many geometric calibration methods for "standard" cameras. These methods, however, cannot be used for the calibration of telescopes with large focal lengths and complex off-axis optics.
Cremonese, Gabriele   +7 more
core   +2 more sources

On-orbit geometric calibration and preliminary accuracy verification of GaoFen-14 (GF-14) optical two linear-array stereo camera

open access: yesEuropean Journal of Remote Sensing, 2023
The GaoFen-14 (GF-14) satellite is China’s most recent high-resolution earth observation satellite system. It is equipped with a two linear-array stereo camera and is intend for topographic mapping at 1:10,000-scale without ground control points (GCPs ...
Bincai Cao   +8 more
doaj   +1 more source

CALIBRATION AND EPIPOLAR GEOMETRY OF GENERIC HETEROGENOUS CAMERA SYSTEMS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
The application of perspective camera systems in photogrammetry and computer vision is state of the art. In recent years nonperspective and especially omnidirectional camera systems were increasingly used in close-range photogrammetry tasks. In general
A. Luber   +3 more
doaj   +1 more source

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