Results 21 to 30 of about 336,746 (323)

colorspace: A Toolbox for Manipulating and Assessing Colors and Palettes

open access: yesJournal of Statistical Software, 2020
The R package colorspace provides a flexible toolbox for selecting individual colors or color palettes, manipulating these colors, and employing them in statistical graphics and data visualizations.
Achim Zeileis   +7 more
doaj   +1 more source

Fast Method of Registration for 3D RGB Point Cloud with Improved Four Initial Point Pairs Algorithm

open access: yesSensors, 2019
Three-dimensional (3D) point cloud registration is an important step in three-dimensional (3D) model reconstruction or 3D mapping. Currently, there are many methods for point cloud registration, but these methods are not able to simultaneously solve the ...
Peng Li   +3 more
doaj   +1 more source

RGB-D datasets using microsoft kinect or similar sensors: a survey [PDF]

open access: yes, 2015
RGB-D data has turned out to be a very useful representation of an indoor scene for solving fundamental computer vision problems. It takes the advantages of the color image that provides appearance information of an object and also the depth image that ...
Galili   +7 more
core   +2 more sources

Uso de imágenes digitales para evaluar la respuesta colorimétrica de plantas de lisianthus, en soluciones nutritivas en sistemas hidropónicos

open access: yesTerra Latinoamericana, 2020
Lisianthus es una planta ornamental, que en los últimos años adquirió una gran importancia en el mercado nacional e internacional por su belleza y variedad de colores, este cultivo tradicionalmente se establece en suelo y hay poca información en relación
Daniela Rodríguez-Serrano   +3 more
doaj   +1 more source

DEVELOPING DESIGN OF AUTOMATIC EGG QUALITY DETECTOR USING ROI AND RGB TEMPLATE METHODS

open access: yesBarekeng, 2022
The eggs of purebred chickens always become the major choice for satisfying people’s needs for nutrients. The way to process them is easy, and the prices are relatively cheap for all people.
Teguh Herlambang   +3 more
doaj   +1 more source

A Quality and Ergonomic Heart Monitoring Device with User-Friendly App for Telemedicine

open access: yesProceedings, 2019
During recent decades, the elderly population has grown rapidly, and the number of patients with chronic heart-related diseases has exploded. Many of them (e.g., congestive heart failure, some types of arrhythmia) require close medical supervision ...
Andres L. Bleda   +3 more
doaj   +1 more source

برآورد مقایسه‌ای پارامترهایL*a*b* از داده‌های RGB عکس دیجیتالی با استفاده از دستگاه سنجش رنگ IMG-Pardazesh [PDF]

open access: yesمجله پژوهش‌های علوم و صنایع غذایی ایران, 2016
رنگ و ویژگی های ظاهری سطح یک ماده غذایی به‌عنوان اولین پارامترهایی هستند که توسط مصرف‌کننده مورد قضاوت قرار گرفته و مبنای رد یا قبول آن ماده می‌باشد.
سید علی جعفرپور
doaj   +1 more source

Theoretical investigation on the mass loss impact on asteroseismic grid-based estimates of mass, radius, and age for RGB stars [PDF]

open access: yes, 2017
We aim to perform a theoretical evaluation of the impact of the mass loss indetermination on asteroseismic grid based estimates of masses, radii, and ages of stars in the red giant branch phase (RGB).
Degl'Innocenti, S.   +3 more
core   +2 more sources

Pump-controlled RGB single-mode polymer lasers based on a hybrid 2D–3D μ-cavity for temperature sensing

open access: yesNanophotonics, 2021
Single mode lasers, particularly red-green-blue (RGB) colors, have attracted wide attention due to their potential applications in the photonic field.
Ge Kun   +5 more
doaj   +1 more source

Binary interactions on the RGB: Dusty post-RGB stars [PDF]

open access: yesProceedings of the International Astronomical Union, 2016
AbstractIt is widely accepted that binary interactions are responsible for the shaping of planetary nebula. However, these binary interactions and evolutionary channels are poorly understood. Our recent study revealed a newly discovered population of low-luminosity, low-metallicity, likely binaries in the Magellanic Clouds: dusty post-RGB stars.
Devika Kamath   +2 more
openaire   +1 more source

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