What is the space of spectral sensitivity functions for digital color cameras?

J Jiang, D Liu, J Gu, S Süsstrunk - 2013 IEEE Workshop on …, 2013 - ieeexplore.ieee.org
Camera spectral sensitivity functions relate scene radiance with captured RGB triplets. They
are important for many computer vision tasks that use color information, such as …

Digital imaging for cultural heritage preservation

F Stanco, S Battiato, G Gallo - Analysis, Restoration, and …, 2011 - api.taylorfrancis.com
Paintings, frescoes, antique photographic prints, incunabula, old books, handwritten
documents, sculptures, ceramic fragments, and other ancient manufacts constitute the …

Multispectral color image capture using a liquid crystal tunable filter

JY Hardeberg, F Schmitt, H Brettel - Optical engineering, 2002 - spiedigitallibrary.org
We describe the experimental setup of a multispectral color image acquisition system
consisting of a professional monochrome CCD camera and a tunable filter in which the …

A comparative analysis of spectral reflectance reconstruction in various spaces using a trichromatic camera system

FH Imai, RS Berns - Color and Imaging Conference, 1999 - library.imaging.org
An analysis is presented of how the space in which principal component analysis is
performed can affect the colorimetric and spectral accuracy of spectral reconstruction. The …

Compressive recovery of smartphone RGB spectral sensitivity functions

Y Ji, Y Kwak, SM Park, YL Kim - Optics Express, 2021 - opg.optica.org
Spectral response (or sensitivity) functions of a three-color image sensor (or trichromatic
camera) allow a map** from spectral stimuli to RGB color values. Like biological …

Comparison of spectrally narrow-band capture versus wide-band with a priori sample analysis for spectral reflectance estimation

FH Imai, MR Rosen, RS Berns - Color and Imaging Conference, 2000 - library.imaging.org
Two alternative systems for spectral reconstruction of scene reflectances are compared.
Both approaches utilize a CCD camera modulated by a set of filters after which a system …

Characterization of a digital camera as an absolute tristimulus colorimeter

F Martínez-Verdú, J Pujol, M Vilaseca… - Color Imaging VIII …, 2003 - spiedigitallibrary.org
An algorithm is proposed for the spectral and colorimetric characterization of digital still
cameras (DSC) which allows to use them as tele-colorimeters with CIE-XYZ color output, in …

Imaging colorimetry using a digital camera

W Wu, JP Allebach, M Analoui - Color and Imaging Conference, 1999 - library.imaging.org
In this paper, we investigate a multi-exposure multi-illuminant colorimetry system using a
Kodak DCS460c digital camera. Our system consists of a measurement device and …

Geometric calibration of lens and filter distortions for multispectral filter-wheel cameras

J Brauers, T Aach - IEEE Transactions on Image Processing, 2010 - ieeexplore.ieee.org
High-fidelity color image acquisition with a multispectral camera utilizes optical filters to
separate the visible electromagnetic spectrum into several passbands. This is often realized …

Multispectral imaging using a stereo camera: Concept, design and assessment

R Shrestha, A Mansouri, JY Hardeberg - EURASIP Journal on Advances in …, 2011 - Springer
This paper proposes a one-shot six-channel multispectral color image acquisition system
using a stereo camera and a pair of optical filters. The two filters from the best pair, selected …