Results 21 to 30 of about 1,316,422 (315)

Automatic exposure control for multispectral cameras

open access: yes2013 IEEE International Conference on Image Processing, 2013
In this paper we present a method to automatically control the exposure of multispectral cameras. To this end, we use an input image taken using camera pre-sets. This pre-set exposure time and the input image are then used to recover an updated exposure time making use of the spectral power.
Ahmed Sohaib   +2 more
openaire   +2 more sources

Multispectral imaging using a stereo camera: concept, design and assessment [PDF]

open access: yesEURASIP Journal on Advances in Signal Processing, 2011
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 from among readily available filters such that they modify the ...
Mansouri Alamin   +2 more
doaj   +6 more sources

Portable Multispectral Camera for Environmental Monitoring

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника
Introduction. Passive spectral remote sensing techniques have come a long way to become the main source of information on the Earth’s surface and atmosphere.
Viktor S. Goryainov   +3 more
doaj   +2 more sources

Underwater optical camera communications based on a multispectral camera and spectral variations of the LED emission

open access: yesLIOT@MOBICOM, 2020
Optical Camera Communication (OCC) applications have intensively used in recent years. Underwater Optical Wireless Communications (UWOC) are one of the most viable alternatives today in underwater environments, compared to traditional acoustic ...
Behnaz Majlesein   +4 more
semanticscholar   +2 more sources

CAMERA – Mobility Report 1 [PDF]

open access: yes, 2019
This report is a result of research performed so far in the scope of the CAMERA Coordination and Support Action (CSA). In CAMERA, we investigate research initiatives from the past decade that focus on the European air transport system and its integration
Cook, A.J.   +2 more
core   +6 more sources

3D MODELLING METHOD OF HIGH ABOVE GROUND ROCK ART PAINTING USING MULTISPECTRAL CAMERA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
This paper presents a developed methodology of 3D modelling of rock art painting located at high above shelter floor based on close-range photogrammetric technique.
K. Zainuddin   +4 more
doaj   +1 more source

Drone-Aided Detection of Weeds: Transfer Learning for Embedded Image Processing

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
In this article, we address the problem of hogweed detection using a drone equipped with red, green, blue (RGB) and multispectral cameras. We study two approaches: 1) offline detection running on the orthophoto of the area scanned within the mission and ...
Iaroslav Koshelev   +3 more
doaj   +1 more source

Multispectral images for estimating morphophysiological and nutritional parameters in cabbage seedlings

open access: yesSmart Agricultural Technology, 2023
Remote sensing data have been used to monitor numerous agricultural crops, but few studies have used low-cost multispectral sensors to assess biometric, nutritional and physiological parameters in a cabbage crop, especially in seedlings.
George Deroco Martins   +6 more
doaj   +1 more source

Single-shot detection of 8 unique monochrome fringe patterns representing 4 distinct directions via multispectral fringe projection profilometry

open access: yesScientific Reports, 2021
Spatial resolution in three-dimensional fringe projection profilometry is determined in large part by the number and spacing of fringes projected onto an object. Due to the intensity-based nature of fringe projection profilometry, fringe patterns must be
Parsa Omidi   +3 more
doaj   +1 more source

Dust Deposition at Zhurong Landing Site From Multispectral Camera Observations

open access: yesGeophysical Research Letters, 2023
Dust deposition is one of the most predominant processes occurring on Mars. Until now, just a few in situ observations have been conducted to investigate the Martian dust.
Qing Zhang   +9 more
semanticscholar   +1 more source

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