Results 11 to 20 of about 10,210 (95)

Colour of milk and milk products in CIE L*a*b* space [PDF]

Medycyna Weterynaryjna, 2020
Colour measuring instruments have become more reliable, smaller and faster than their predecessors at significantly lower costs for the users. This article has been written to provide practical guidelines for technologists, technicians and scientists to better understand colour measurement of dairy products.
SYLWIA CHUDY, AGNIESZKA BILSKA, RYSZARD KOWALSKI, JOANNA TEICHERT   +3 more
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The Effect of Hydration on Urine Color Objectively Evaluated in CIE L*a*b* Color Space [PDF]

Frontiers in Nutrition, 2020
Urine color has been shown to be a viable marker of hydration status in healthy adults. Traditionally, urine color has been measured using a subjective color scale. In recent years, tristimulus colorimetry developed by the International Commission on Illumination (CIE L*a*b*) has been widely adopted as the reference method for color analysis.
Rebekah Belasco, Tory Edwards, A. J. Munoz, Vernon Rayo, Michael J. Buono   +4 more
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Research of color distribution index in CIE L*a*b* color space [PDF]

SPIE Proceedings, 2010
The index for evaluating the ability of color reproduction is required. The color distribution index (CDI) was proposed to comment the display ability of color distribution of reproduction in CIE Lu'v' color space. A cell of Just Noticeable Difference (JND) for luminance and chromaticity (u'v') was proposed to qualify whether the reproduced colors ...
Wei-De Jeng, Ting-Wei Huang, Ou-Yang Mang, Tsang-Hsing Lee, Yao-Fang Hsieh, Yi-Ting Kuo   +5 more
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Urine color expressed in CIE L*a*b* colorspace during rapid changes in hydration status

Current Research in Physiology, 2022
To investigate how rapid changes in hydration affect urine color expressed in CIE L*a*b* colorspace.This study was a two-day crossover design where subjects (N = 30) came in one visit dehydrated, after a 15 h overnight fluid deprivation, and rapidly rehydrated by drinking at least 1000 mL of water in 2 h. On the other visit subjects reported euhydrated
Tory Edwards, Michael J. Buono
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CIE L*a*b*: comparison of digital images obtained photographically by manual and automatic modes [PDF]

Brazilian Oral Research, 2012
The aim of this study was to analyze the color alterations performed by the CIE L*a*b* system in the digital imaging of shade guide tabs, which were obtained photographically according to the automatic and manual modes. This study also sought to examine the observers' agreement in quantifying the coordinates.
Takatsui, Fabiana, Andrade, Marcelo Ferrarezi de, Neisser, Maximiliano Piero, Borelli Barros, Luiz Antonio, Monteiro Loffredo, Leonor de Castro   +4 more
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Assimilating region of interest for fused biometric modalities through cie l*a*b* color space

IOP Conference Series: Materials Science and Engineering, 2021
Abstract Idiosyncrasy in recent times has been a challenge that is not quite easily effectuated in many domains and work structures. Security compromises have led to immeasurable loss and altered the deportment of individuals. In order to counter such circumstances, biometric modality analysis and utilization stimulate an inimitable ...
P. Bhargavi Devi, K. Sharmila
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STUDI INDEPENDEN KOMPARASI SEGMENTASI SEL DARAH PUTIH MENGGUNAKAN RUANG WARNA HSV DENGAN CIE-L*a*b [PDF]

KONVERGENSI, 2020
Kanker darah atau yang dikenal juga dengan Leukemia merupakan salah satu penyebab kematian di antara jenis kanker lainnya. Leukemia disebabkan oleh malignant neoplasm atau dikenal dengan tumor ganas pada sel darah putih. Berdasarkan kategori usia, jenis kanker ini umumnya banyak diderita oleh anak-anak dan dewasa di atas 50 tahun.
Hapantenda, Andrey Kartika Widhy, Januantoro, Ardy, Listiowarni, Indah   +2 more
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CIE L*a*b* polygon for quantifying scab (Sphaceloma perseae) in avocado fruit images

Revista Chapingo Serie Horticultura, 2023
Avocado scab causes great economic losses in Mexico and the world. This study aimed to provide an automatic method of quantifying this symptom. The proposed method uses polygonal regions from the a-b plane of the CIE L*a*b* color format to identify a color (even with variations) and different avocado fruit shades.
Erik Acuayte-Valdes, Alejandro F. Barrientos-Priego, Elisa Duran-Peralta, Mercedes Cabrera-Morales, Graciano Javier Aguado-Rodríguez   +4 more
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Color and anthocyanin evaluation of red winegrapes by CIE L*, a*, b* parameters

OENO One, 2007
<p style="text-align: justify;"><strong>Aims</strong>: The aim of this work was to study the color of the wine grapes using the CIELAB parameters and to develop colorimetric indexes which can be used as a rapid method to assess the anthocyanin content of the wine grapes in the vineyard.</p><p style="text-align: justify;"> ...
ROLLE, Luca Giorgio Carlo, GUIDONI, Silvia   +1 more
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COLOR DIVERSITY OF BEECH WOOD WITH A FALSE HEARTWOOD IN THE COLOR SPACE CIE L*a*b*

Wood Research, 2023
The color of the false heartwood of Fagus sylvatica L. perceived by the human eye is in a wide range of shades from light brown-yellow to red-brown. The article analyzes the color in the color space CIE L*a*b* of dry wood of the false heartwood type: round, flame, star and marble. The color of the wood was measured with a colorimeter Color reader CR-10.
LADISLAV DZURENDA, MICHAL DUDIAK
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