Results 1 to 10 of about 51,557 (272)

Numerical Analysis of 2-D Positioned, Indoor, Fuzzy-Logic, Autonomous Navigation System Based on Chromaticity and Frequency-Component Analysis of LED Light

open access: yesSensors, 2021
Topics concerning autonomous navigation, especially those related to positioning systems, have recently attracted increased research attention. The commonly available global positioning system (GPS) is unable to determine the positions of vehicles in GPS-
Jae-Hoon Jeong, Kiwon Park
doaj   +1 more source

Determination of Traffic Lane in Tunnel and Positioning of Autonomous Vehicles Using Chromaticity of LED Lights

open access: yesSensors, 2022
Currently, the location recognition and positioning system are the essential parts of unmanned vehicles. Among them, location estimation under GPS-denied environments is currently being studied using IMU, Wi-Fi, and VLC, but there are problems such as ...
Joo Woo   +7 more
doaj   +1 more source

Interpretation of transverse tune spectra in a heavy-ion synchrotron at high intensities [PDF]

open access: yes, 2012
Two different tune measurement systems have been installed in the GSI heavy-ion synchrotron SIS-18. Tune spectra are obtained with high accuracy using these fast and sensitive systems.
Boine-Frankenheim, O.   +8 more
core   +11 more sources

Effect of Roller Shades on Chromaticity and Colour Rendering Performance of Transmitted Daylight

open access: yesJournal of Daylighting, 2022
Several studies have focused on the performance of roller shades in terms of glare, outdoor vision, daylight availability and energy performance. Currently, other parameters linked to visual amenity, such as chromaticity and colour rendition, are ...
Ayelén Villalba   +3 more
doaj   +1 more source

The Forel-Ule scale revisited spectrally: preparation protocol, transmission measurements and chromaticity [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
The Forel-Ule colour comparator scale has been applied globally and intensively by oceanographers and limnologists since the 19th century, providing one of the oldest oceanographic data sets. Present and future Forel-Ule classifications of global oceanic,
Novoa S.   +2 more
doaj   +1 more source

Create Fat Substitute From Soybean Protein Isolate/Konjac Glucomannan: The Impact of the Protein and Polysaccharide Concentrations Formulations

open access: yesFrontiers in Nutrition, 2022
In this study, soybean protein isolate (SPI) and coconut oil were emulsified and konjac flour was added to prepare the protein/polysaccharide composite emulsion gel. The SPI/polysaccharide compound fat substitute was obtained by vacuuming. The effects of
Lu Huang   +6 more
doaj   +1 more source

Nonlinear field effects in the collector ring due to large-amplitude particle oscillations

open access: yesЯдерна фізика та енергетика, 2022
In the frame of the FAIR project, the Collector Ring (CR) is planned to be built for efficient cooling of antiprotons and rare isotope beams [1]. In order to accept hot beam from separators large acceptances are required.
M. E. Dolinska   +2 more
doaj   +1 more source

Establishing a Reliable Assessment of the Green View Index Based on Image Classification Techniques, Estimation, and a Hypothesis Testing Route

open access: yesLand, 2023
Sustainable development policies and spatial planning for maintaining greenery are crucial for all major cities in the world, and the measurement of green space indicators in planning practice needs to evolve in response to the demands of the times and ...
Yiming Liu   +3 more
doaj   +1 more source

Color changes in yardang strata sediment in the Dunhuang Yardang National Geopark, Northwest China: Controlling factors and significance for sedimentary environments

open access: yesFrontiers in Earth Science, 2023
Introduction: Yardang stratum is the basic material unit of yardang landforms. Due to their protracted age and complex sedimentary structure, formative yardang stratum mechanisms remain poorly understood.
Xiaolei Liang   +4 more
doaj   +1 more source

Spectrophotometric characterization of red wine color from the vineyard region of Metohia [PDF]

open access: yesJournal of Agricultural Sciences (Belgrade), 2016
Five types of red wine produced from the grape varieties from the Metohia region (vintage 2014) were characterized on the basis of their chromatic properties.
Babincev Ljiljana M.   +2 more
doaj   +1 more source

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