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Camera calibration

Camera calibration with coplanar conics: a unified explanation and ambiguity analysis

Camera calibration with coplanar conics: a unified explanation and ambiguity analysis

... information of the conics in the model plane. In other words, what is the minimal condition used to compute the homography for two coplanar conics? Based on this idea, we propose a two-step method to give a unified solu- ...

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Camera calibration for unmanned aerial vehicle mapping

Camera calibration for unmanned aerial vehicle mapping

... The calibration process often uses close-range calibration in laboratory condition to acquire the camera parameters as the prerequisite for the mapping ...on calibration techniques for short ...

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Camera calibration optimization technique based on genetic algorithms

Camera calibration optimization technique based on genetic algorithms

... linear camera parameters is easy to fall into the poor of convergence and a situation of converging local extreme points;Meanwhile, the algorithm requires very high about the selection of initial point,If the ...

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Determination of gamma camera calibration factors for quantitation of therapeutic radioisotopes

Determination of gamma camera calibration factors for quantitation of therapeutic radioisotopes

... Background: Camera calibration, which translates reconstructed count map into absolute activity map, is a prerequisite procedure for quantitative SPECT ...the camera calibration factor ...

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Web-based Simulation and Training Environment for Laparoscopic Camera Calibration

Web-based Simulation and Training Environment for Laparoscopic Camera Calibration

... Overall the aim of the content validity study was to determine the efficacy of SimCAM as a training environment for camera calibration. Participants were split into groups, experts and non- experts, based ...

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Camera Calibration Based on Circular Marking Board

Camera Calibration Based on Circular Marking Board

... Conclusions From the experimental results, it can be seen that the camera calibration method based on the circular marker plate has successfully obtained the parameters of the camera, an[r] ...

6

Indirect camera calibration in a medical environment

Indirect camera calibration in a medical environment

... for camera calibration, it also offers many new barriers that must be overcome to accomplish a complete ...are camera movement, non-flat surfaces, lighting, and uncertain viewing ...the camera ...

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Development of camera calibration software using bundle adjustment method

Development of camera calibration software using bundle adjustment method

... of camera used in close range photogrammetry need to be ...calibrating camera is very important and the calibration software should be capable to calibrate both metric camera and non-metric ...

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A camera calibration method for a hammer throw analysis tool

A camera calibration method for a hammer throw analysis tool

... planar calibration which uses a calibration board, often a checkerboard, as the calibration ...single camera calibrations (Zhang, 1999) into a stereo calibration that calculates the ...

7

A taxonomy of camera calibration and video projection correction methods

A taxonomy of camera calibration and video projection correction methods

... A projector can be seen as a camera that projects light instead of acquiring it. From a mathematical point of view, the same relation and model can be applied on it. Nevertheless, to correct a projection, the type ...

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Factors affecting the stability and repeatability of gamma camera calibration for quantitative imaging applications based on a retrospective review of clinical data

Factors affecting the stability and repeatability of gamma camera calibration for quantitative imaging applications based on a retrospective review of clinical data

... in-air calibration source and was performed for each patient ...on calibration factor stability and repeatabil- ...in-air calibration factor measurement over a long time period and on the factors ...

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Camera calibration and configuration for estimation of tennis racket position in 3D

Camera calibration and configuration for estimation of tennis racket position in 3D

... Silhouette images were rendered at each of the 36 racket angles in Figure 9.6 a and 3D racket position associated with each silhouette was estimated using fully calibrated sets with the [r] ...

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A Robust Estimation Method for Camera Calibration with Known Rotation

A Robust Estimation Method for Camera Calibration with Known Rotation

... accurate camera matrices from which we extract the rotation ...the calibration matrices and the rotation ma- trices were the input to a RANSAC-based calibration ...

15

On plane based camera calibration: a general algorithm, singularities, applications

On plane based camera calibration: a general algorithm, singularities, applications

... Our calibration method is the central part of ongoing work on a system for interactive multi-view 3D reconstruction of indoor scenes, similar in spirit to the approaches presented in [9, ...plane-based ...

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Camera calibration for oblique viewing laparoscopes

Camera calibration for oblique viewing laparoscopes

... intrinsic camera model and hand-eye translation model have shown to be a good approximation of the truth on the calibration data of multiple ...the camera orientation model showed hysteresis of ...

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A Flexible New Technique for Camera Calibration

A Flexible New Technique for Camera Calibration

... the calibration result. In Table 1, we have shown the calibration results with 2 through 5 images, and we have found that the results are very consistent with each ...

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Auroral all-sky camera calibration

Auroral all-sky camera calibration

... Brändström, B. U. E., Enell, C.-F., Widell, O., Hanson, T., Whiter, D., Mäkinen, S., Mikhaylova, D., Axelsson, K., Sigernes, F., Gul- brandsen, N., Schlatter, N. M., Gjendem, A. G., Cai, L., Reis- tad, J. P., Daae, M., ...

5

Accurate laser scanner to camera calibration with application to range sensor evaluation

Accurate laser scanner to camera calibration with application to range sensor evaluation

... a calibration target. The authors propose a calibration via minimizing the mutual information between the cam- era pixels and the laser scanner reflectivity ...calibrated camera-laser scan- ner setup ...

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Indirect Correspondence-Based Robust Extrinsic Calibration of LiDAR and Camera

Indirect Correspondence-Based Robust Extrinsic Calibration of LiDAR and Camera

... a camera is used to evaluate the performances of the proposed weighted and robust calibration ...Flea2 camera (Figure ...the camera lies upside of the LiDAR with a 50-cm ...MATLAB ...

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Calibration of high resolution digital camera based on different photogrammetric methods

Calibration of high resolution digital camera based on different photogrammetric methods

... Digital camera calibration becomes essential to achieve the precision o f the measurement ...digital camera, there are consideration must be aware the internal especially geometry camera ...

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