Results 31 to 40 of about 263,208 (290)

Calibration Wizard: A Guidance System for Camera Calibration Based on Modelling Geometric and Corner Uncertainty [PDF]

open access: yes, 2019
It is well known that the accuracy of a calibration depends strongly on the choice of camera poses from which images of a calibration object are acquired.
Peng, Songyou, Sturm, Peter
core   +3 more sources

Geometric Multispectral Camera Calibration [PDF]

open access: yes, 2009
A large number of multispectral cameras uses optical bandpass filters to divide the electromagnetic spectrum into passbands. If the filters are placed between the sensor and the lens, the different thicknesses, refraction indices and tilt angles of the filters cause image distortions, which are different for each spectral passband.
Johannes Brauers, Til Aach
openaire   +1 more source

Laboratory Calibration of an Ultraviolet–Visible Imaging Spectropolarimeter

open access: yesRemote Sensing, 2022
The ultraviolet–visible imaging spectropolarimeter (UVISP), developed by the Anhui Institute of Optics and Fine Mechanics (AIOFM), Chinese Academy of Science (CAS), is a dual-beam snapshot instrument for measuring the spectral, radiometric, and linear ...
Jingjing Shi   +6 more
doaj   +1 more source

ON-ORBIT GEOMETRIC CALIBRATION APPROACH FOR HIGH-RESOLUTION GEOSTATIONARY OPTICAL SATELLITE GaoFen-4 [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
The GaoFen-4 (GF-4) remote sensing satellite is China’s first civilian high-resolution geostationary optical satellite, which has been launched at the end of December 2015.
M. Wang, Y. Cheng, X. Long, B. Yang
doaj   +1 more source

Efficient generic calibration method for general cameras with single centre of projection [PDF]

open access: yes, 2007
Generic camera calibration is a non-parametric calibration technique that is applicable to any type of vision sensor. However, the standard generic calibration method was developed with the goal of generality and it is therefore sub-optimal for the ...
Dunne, Aubrey K.   +2 more
core   +2 more sources

On the calibration of the relation between geometric albedo and polarimetric properties for the asteroids [PDF]

open access: yes, 2015
We present a new extensive analysis of the old problem of finding a satisfactory calibration of the relation between the geometric albedo and some measurable polarization properties of the asteroids.
Bagnulo, S.   +5 more
core   +5 more sources

Geometric Calibration of Thermographic Cameras [PDF]

open access: yes, 2013
This chapter presents an overview of thermal imaging sensors for photogrammetric close-range applications. In particular, it presents results of the geometric calibration of thermographic cameras as they are used for building inspection and material testing.
Thomas Luhmann   +2 more
openaire   +1 more source

An Improved Independent Parameter Decomposition Method for Gaofen-3 Surveying and Mapping Calibration

open access: yesRemote Sensing, 2022
The Gaofen-3 (GF-3) satellite can provide digital elevation model (DEM) data from its interferogram outputs. However, the accuracy of these data cannot be ensured without applying a surveying and mapping (SAM) calibration process, thus necessitating ...
Tao Li   +5 more
doaj   +1 more source

Industry-oriented Performance Measures for Design of Robot Calibration Experiment [PDF]

open access: yes, 2012
The paper focuses on the accuracy improvement of geometric and elasto-static calibration of industrial robots. It proposes industry-oriented performance measures for the calibration experiment design.
Caro, Stéphane   +4 more
core   +4 more sources

Geometric calibration of distributed microphone arrays [PDF]

open access: yes2009 IEEE International Workshop on Multimedia Signal Processing, 2009
Computational auditory scene analysis exploits signals acquired by means of microphone arrays. In some circumstances, more than one array is deployed in the same environment. In order to effectively fuse the information gathered by each array, the relative location and pose of the arrays needs to be obtained solving a problem of geometric inter-array ...
REDONDI, ALESSANDRO ENRICO CESARE   +3 more
openaire   +2 more sources

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