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Towards a Multispectral RGB-IR-UV-D Vision System – Seeing the Invisible in 3D
[article]
2021
arXiv
pre-print
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In this paper, we present the development of a sensing system with the capability to compute multispectral point clouds in real-time. ...
The performance of the sensor is evaluated with two different cases of studies, where we show that the proposed system can detect "hidden" features of a 3D environment. ...
Registration of "Invisible" Features Our 3D multispectral vision system has been tested in public toilet and yield good results. ...
arXiv:2108.08494v1
fatcat:hox3qkhfynhhjil3dkf5tlpgfu
Thoughts for Foods: Imaging Technology Opportunities for Monitoring and Measuring Food Quality
[chapter]
2021
Food Processing – New Insights [Working Title]
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A brief discussion in this chapter on the utilize of multiple imaging systems based on all different bands of the electromagnetic spectrum as a principal source of various imaging systems. ...
In recent decades, the quality and safety of fruits, vegetables, cereals, meats, milk, and their derivatives from processed foods have become a serious issue for consumers in developed as well as developing ...
Acknowledgements The corresponding author thanks all members of this chapter for their scientific efforts. ...
doi:10.5772/intechopen.99532
fatcat:txwcvk3gxneqjnt2bk6qbgatda
Neural Spectro-polarimetric Fields
[article]
2023
arXiv
pre-print
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Spectrum and polarization, the wave properties of light, are often neglected due to their integration into three RGB spectral bands and their non-perceptibility to human vision. ...
Modeling the spatial radiance distribution of light rays in a scene has been extensively explored for applications, including view synthesis. ...
The LCTF can adjust spectral transmission. We placed a cut-off filter for the IR and UV wavelengths in front of the LCTF. Image Formation. ...
arXiv:2306.12562v2
fatcat:yjcrdzmk3bhsxi5crpt2dkbpfa
Sensors and Measurements for Unmanned Systems: An Overview
2021
Sensors
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The advance of technology has enabled the development of unmanned systems/vehicles used in the air, on the ground or on/in the water. ...
This paper deals with the role of sensors and measurements in ensuring that unmanned systems work properly, meet the requirements of the target application, provide and increase their navigation capabilities ...
In particular, UWB sensor information is merged by means of a Monte Carlo Localization algorithm with visual odometry on an RGB-D camera to estimate the UAV pose [20] . ...
doi:10.3390/s21041518
pmid:33671642
fatcat:b5lsggxdpvddnoii2ezppfumku
Neural Spectro-polarimetric Fields
2023
SIGGRAPH Asia 2023 Conference Papers
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Modeling the spatial radiance distribution of light rays in a scene has been extensively explored for applications, including view synthesis. ...
Spectrum and polarization, the wave properties of light, are often neglected due to their integration into three RGB spectral bands and their non-perceptibility to human vision. ...
The LCTF can adjust spectral transmission. We placed a cut-off filter for the IR and UV wavelengths in front of the LCTF. Image Formation. ...
doi:10.1145/3610548.3618172
fatcat:33pshxfcsnc7vaekokbdew4qzy
CIC27 Program
2019
Final program and proceedings (Color and Imaging Conference)
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Various 2D and 3D optical techniques using several radiations (visible, UV, IR, X-rays) lead to a precise report of the state of the artwork, for color, shape, and surface on first examination. ...
The demand for measuring 3D shapes is increased. There are many methods for 3D reconstruction using RGB images. However, it is difficult to reconstruct 3D shape using RGB images with gloss. ...
IR-cut). ...
doi:10.2352/issn.2169-2629.2019.27.0.a
fatcat:hp3ym5baqrfynh4zpnsjc5rnvm
Handbook of best practice and standards for 2D+ and 3D imaging of natural history collections
2020
European Journal of Taxonomy
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Almost all of the techniques currently available to digitise a natural history collection in 2D+ and 3D are listed herein. ...
Lastly, the dissemination of the results and the data management of the 3D models are briefly discussed in the final chapters. ...
In case of a general research repository it could be further adapted so performing simple measurements (size, surface area, volume, …) or analysing (geometric morphometrics, model comparison, …) the 3D ...
doi:10.5852/ejt.2020.623
fatcat:d6uqek7nu5cevmvntoex3lidke
Monitoring and Optimization of the Process of Drying Fruits and Vegetables Using Computer Vision: A Review
2017
Sustainability
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With a similar purpose, the implementation of a machine vision (MV) system used to inspect foods during drying was investigated; MV, indeed, can easily monitor physical changes (e.g., color, size, texture ...
Hyperspectral imaging spectroscopy is a sophisticated technology since it is able to combine the advantages of spectroscopy and machine vision. ...
Acknowledgments: The authors gratefully acknowledge CORE Organic Plus consortium (Coordination of European Transnational Research in Organic Food and Farming System, European Research Area Net, ERA-NET ...
doi:10.3390/su9112009
fatcat:lmoiskyvhnaj5mscpkp2gihiqm
Heterostructure-Based Optoelectronic Neuromorphic Devices
2024
Electronics
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The concept of neuromorphic devices, aiming to process large amounts of information in parallel, at low power, high speed, and high efficiency, is to mimic the functions of human brain by emulating biological ...
Finally, the potential and challenging aspects of next-generation optoelectronic neuromorphic devices are presented, which can assist in the design of suitable materials and structures for neuromorphic-based ...
Finally, a neuromorphic vision system was implemented with 1024 pixels of sensor array. ...
doi:10.3390/electronics13061076
fatcat:hhuncpwt3veppgwfikzfemt6nm
Three-dimensional hyperspectral imaging: A new method for human face acquisition
2018
IS&T International Symposium on Electronic Imaging Science and Technology
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Such techniques are already available in 2D images for flat skin areas, but extending them to 3D is crucial to address large scale and complex shapes as in the human face. ...
The proposed method combines wide field hyperspectral imaging and 3D surface acquisition, using a single camera, with an acquisition time of less than 5 seconds. ...
IDEX-0007), in the framework of the LABEX MANUTECH-SISE (ANR-10-LABX-0075) of Universite de Lyon. ...
doi:10.2352/issn.2470-1173.2018.8.maap-152
fatcat:5hffq2dmtve7xaf5kyyj253qge
Life in the Atacama: Searching for life with rovers (science overview)
2007
Journal of Geophysical Research
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1] The Life in the Atacama project investigated the regional distribution of life and habitats in the Atacama Desert of Chile. ...
Traverses were accomplished using an autonomous rover in a method that is technologically relevant to Mars exploration. ...
The Life in the Atacama project was supported by the NASA Astrobiology Science and Technology for Exploring Planets (ASTEP) under grant NAG5-12890. ...
doi:10.1029/2006jg000298
fatcat:6s6nqzezlvbjzldj33ljqw62pi
Revolutionary meta-imaging: from superlens to metalens
2023
Photonics Insights
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Metamaterial as a fascinating concept has inspired unprecedented new explorations in physics, material science, and optics, not only in fundamental researches but also novel applications. ...
This review provides a clear picture of the flat-lens evolution from the perspective of metamaterial design, elucidating the relation and comparison between a superlens and metalens, and addressing derivative ...
Acknowledgments The authors acknowledge the financial support from the National Key R&D Program of China (2022YFA1404300) and National Natural Science Foundation of China (91850204, 92250304, 62288101) ...
doi:10.3788/pi.2023.r01
fatcat:3vuvanaz4jaddp6bqvkqba526i
Biomedical Applications of Translational Optical Imaging: From Molecules to Humans
2021
Molecules
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The resulting high relevance should be directed towards a better understanding, detection of abnormalities, and ultimately cogent, precise, and effective intervention. ...
such as that of a Mars rover can be translationally deployed in the clinic, for saving and improving lives. ...
We have published extensively on this, and the details of the system (see Figure 14 ) are given in [107] . ...
doi:10.3390/molecules26216651
pmid:34771060
pmcid:PMC8587670
fatcat:epwtmw4l5felvltnlaas4gwwqq
Integrating Deep Learning and Augmented Reality to Enhance Situational Awareness in Firefighting Environments
[article]
2021
arXiv
pre-print
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To bring the designed system into usage by firefighters, we designed a physical structure where the processed results are used as inputs in the creation of an augmented reality capable of advising firefighters ...
We present a new four-pronged approach to build firefighter's situational awareness for the first time in the literature. ...
The raw depth maps and RGB feeds presented in Figure 5 .6 are combined to construct the 3D map of the scene via Intel Realsense built in a 3D reconstruction algorithm. ...
arXiv:2107.11043v2
fatcat:3jm5zawelze7dhx37luja7mly4
XXIII ISPRS Congress, Proceedings and Results – Volume XLI, Part A, 2016
2018
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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I/Va -Mobile Scanning and Imaging Systems for 3D Surveying and Mapping 1
Club D
III/2 -Point Cloud Processing 3
Club B
V/1 -Vision Metrology 4
Club C
VI/6 -Technology Transfer and Capacity Development ...
MosaicMill is developer of EnsoMOSAIC aerial survey system which comes with hyperspectral, multispectral or thermal cameras. ...
The Congress Noting: -the widespread availability and ubiquity of relatively low-cost 2D/3D sensors, including RGB and RGB-D cameras, laser scanners, -the increasing advancement in smartphone technology ...
doi:10.5194/isprs-archives-xli-a-1-2018
fatcat:hzsxrsslsfcxtmmcqlp46dgnky
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