Results 21 to 30 of about 128,830 (335)

Lightness constancy: ratio invariance and luminance profile [PDF]

open access: yes, 2009
The term simultaneous lightness constancy describes the capacity of the visual system to perceive equal reflecting surfaces as having the same lightness despite lying in different illumination fields.
Agostini, Tiziano   +2 more
core   +1 more source

Contrasting a Misinterpretation of the Reverse Contrast

open access: yesVision, 2020
The reverse contrast is a perceptual phenomenon in which the effect of the classical simultaneous lightness contrast is reversed. In classic simultaneous lightness contrast configurations, a gray surrounded by black is perceived lighter than an identical
Tiziano Agostini   +4 more
doaj   +1 more source

A Neuromorphic Model for Achromatic and Chromatic Surface Representation of Natural Images [PDF]

open access: yes, 2004
This study develops a neuromorphic model of human lightness perception that is inspired by how the mammalian visual system is designed for this function.
Grossberg, Stephen, Hong, Simon
core   +2 more sources

Is the Light too Light? [PDF]

open access: yes, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
VILASI, SILVIA   +3 more
openaire   +6 more sources

Effect of addition of pollen and propolis to feeding mixtures during the production of broiler chickens ROSS 308 to the colour of thigh and breast muscle and pH determination

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
The aim of this study was to verify influence of pollen and propolis added to the feeding mixture in the diet of broiler chickens Ross 308 to colour breast and thigh muscles in relation to pH values.
Hana Šulcerová   +3 more
doaj   +1 more source

Mechanism of color change of flexible metafilm with structural parameters and stretching methods

open access: yesMaterials Research Express, 2022
Color change metafilm is promising for the color printing of displays and imaging. A metallic array on an elastic film can realize dynamic color change by mechanical extensions, such as uniaxial or biaxial stretching.
Zizhen Huang   +5 more
doaj   +1 more source

Qualidade da carne de cordeiros Santa Inês puros e mestiços com Texel abatidos com diferentes pesos Quality of meat production of purebred Santa Inês and crossbred Texel x Santa Inês lambs at different slaughter weights

open access: yesRevista Brasileira de Zootecnia, 2003
Propôs-se avaliar os parâmetros de qualidade pH, cor, perda de peso por cozimento (PPC) e força de cisalhamento (FC) no músculo Longissimus dorsi (LD) e Semimembranosus (SM) de 13 cordeiros machos e 14 fêmeas Santa Inês puro (SI x SI) e o mesmo número de
Sarita Bonagurio   +4 more
doaj   +1 more source

The bearable lightness of being [PDF]

open access: yes, 2010
How are philosophical questions about what kinds of things there are to be understood and how are they to be answered? This paper defends broadly Fregean answers to these questions.
A Rayo   +38 more
core   +1 more source

Effect of magnetized water and magnetic field treatments on the physicochemical properties, total phenolic and antioxidant capacity of sprouted oats flour [PDF]

open access: yesفناوری‌های جدید در صنعت غذا
One proposed method for optimizing water use in agriculture is to pass irrigation water through a magnetic field. In this study, the impacts of magnetized water and magnetic field treatments on the moisture and ash contents, pH, acidity, color indices ...
Kimia Samary   +3 more
doaj   +1 more source

Lightness perception for surfaces moving through different illumination levels [PDF]

open access: yes, 2016
Lightness perception has mainly been studied with static scenes so far. This study presents four experiments investigating lightness perception under dynamic illumination conditions.
Gegenfurtner, Karl R.   +2 more
core   +1 more source

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