Results 21 to 30 of about 128,276 (265)

Animated Color Cube [PDF]

open access: yesSHS Web of Conferences, 2021
The RGB color model is framed by black, white, three additive primary colors, and three subtractive secondary colors, but there are many hues between them.
Sugiyama Asahi, Cohen Michael
doaj   +1 more source

Prediction of Strawberry Leaf Color Using RGB Mean Values Based on Soil Physicochemical Parameters Using Machine Learning Models

open access: yesAgronomy, 2022
Intensively grown strawberries in a greenhouse require frequent and precise soil physicochemical constituents for optimal production. Strawberry leaf color analyses are the most effective way to evaluate soil status and protect against excess ...
Bolappa Gamage Kaushalya Madhavi   +5 more
doaj   +1 more source

Quantitative evaluation of radiodermatitis following whole-breast radiotherapy with various color space models: A feasibility study

open access: yesPLoS ONE, 2022
Purpose We analyzed skin images with various color space models to objectively assess radiodermatitis severity in patients receiving whole-breast radiotherapy. Methods Twenty female patients diagnosed with breast cancer were enrolled prospectively.
So-Yeon Park   +5 more
doaj   +2 more sources

WE3DS: An RGB-D Image Dataset for Semantic Segmentation in Agriculture

open access: yesSensors, 2023
Smart farming (SF) applications rely on robust and accurate computer vision systems. An important computer vision task in agriculture is semantic segmentation, which aims to classify each pixel of an image and can be used for selective weed removal ...
Florian Kitzler   +4 more
doaj   +1 more source

Robust Intrinsic and Extrinsic Calibration of RGB-D Cameras [PDF]

open access: yes, 2018
Color-depth cameras (RGB-D cameras) have become the primary sensors in most robotics systems, from service robotics to industrial robotics applications.
Basso, Filippo   +2 more
core   +2 more sources

Clues on the evolution of the Carina dwarf spheroidal galaxy from the color distribution of its red giant stars [PDF]

open access: yes, 2003
The thin red giant branch (RGB) of the Carina dwarf spheroidal galaxy appears at first sight quite puzzling and seemingly in contrast with the presence of several distinct bursts of star formation.
Cannon R. D.   +7 more
core   +2 more sources

Quaternion and Split Quaternion Neural Networks for Low-Light Color Image Enhancement

open access: yesIEEE Access, 2023
In this study, two models of multilayer quaternionic feedforward neural networks are presented. Whereas the first model is based on quaternion algebra, the second model uses split quaternion algebra.
Eduardo Jesus De Davila-Meza   +1 more
doaj   +1 more source

A hand segmentation scheme using clustering technique in homogeneous background [PDF]

open access: yes, 2002
Segmentation serves as the first step in any image analysis and it plays a very vital role as the success of the image analysis in the later stage depends very much on a suitable and robust segmentation scheme.
Ali, Roslizah   +4 more
core   +1 more source

Intelligent image analysis for retrieval of leaf chlorophyll content of rice from digital images of smartphone under natural light

open access: yesPhotosynthetica, 2019
The present study describes a new imaging method to acquire rice leaf images under field conditions using a smartphone and modeling approaches to retrieve the leaf chlorophyll (Chl) content from digitized images.
P. MOHAN, S. GUPTA
doaj   +1 more source

Non-Destructive Measurement of Rice Amylose Content Based on Image Processing and Artificial Neural Networks (ANN) Model

open access: yesJurnal Teknik Pertanian Lampung, 2022
The purpose of this study was to develop a method of measuring the amylose content of rice using image processing techniques and an Artificial Neural Network (ANN) model.
Tri Wahyu Saputra   +4 more
doaj   +1 more source

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