Results 21 to 30 of about 227,281 (311)

Color face recognition using quaternion PCA [PDF]

open access: yes, 2011
Recently, biometric systems have attracted the attention of both academic and industrial communities. Advances in hardware and software technologies have paved the way to such growing interest.
Jaha, Emad Sami   +3 more
core   +1 more source

The development of color categories in two languages: a longitudinal study [PDF]

open access: yes, 2002
This study unites investigations into the linguistic relativity of color categories with research on children's category acquisition. Naming, comprehension, and memory for colors were tracked in 2 populations over a 3-year period.
Davies, Ian R.L.   +11 more
core   +1 more source

Color Perception: A Correction [PDF]

open access: yesScience, 1893
I hasten to send this note of correction to my paper on ""Distance and Color Perception by Infants"" in Science , April 28—an error brought to my attention by a friend. In Tables I. and II. of that article (p. 231) I have taken the proportion of ""acceptances"" to the entire number of cases (the ratio A/N) after ...
openaire   +4 more sources

Facial skin coloration affects perceived health of human faces [PDF]

open access: yes, 2009
I stephen was funded by a BBSRC Studentship. M Stirrat was funded by an EPSRC Studentship.Numerous researchers have examined the effects of skin condition, including texture and color, on the perception of health, age, and attractiveness in human faces ...
Stirrat, Michael Robert   +11 more
core   +1 more source

Color improves ‘visual’ acuity via sound

open access: yesFrontiers in Neuroscience, 2014
Visual-to-auditory sensory substitution devices (SSDs) convey visual information via sound, with the primary goal of making visual information accessible to blind and visually impaired individuals.
Shelly eLevy-Tzedek   +7 more
doaj   +1 more source

The role of color and attention-to-color in mirror-symmetry perception [PDF]

open access: yes, 2016
The role of color in the visual perception of mirror-symmetry is controversial. Some reports support the existence of color-selective mirror-symmetry channels, others that mirror-symmetry perception is merely sensitive to color-correlations across the ...
Li, Hyung-Chul O   +4 more
core   +1 more source

Assessment of color preference, purchase intention and sexual attractiveness of lipstick colors under multiple lighting conditions

open access: yesFrontiers in Neuroscience, 2023
Lipstick is one of the most commonly used cosmetics, which is closely associated with female attractiveness and influences people’s perception and behavior.
Baolin Tian   +10 more
doaj   +1 more source

Colour Text Segmentation in Web Images Based on Human Perception [PDF]

open access: yes, 2007
There is a significant need to extract and analyse the text in images on Web documents, for effective indexing, semantic analysis and even presentation by non-visual means (e.g., audio).
Karatzas, Dimosthenis   +3 more
core   +1 more source

High spectral energy density all-fiber nanosecond pulsed 1.7 μm light source for photoacoustic microscopy

open access: yesPhotoacoustics
We present a high spectral energy density all-fiber nanosecond pulsed 1.7 μm light source specifically designed for photoacoustic microscopy (PAM). The system targets the 1st overtone absorption of C–H bonds near 1720 nm within the near-infrared-III (NIR-
Seongjin Bak   +9 more
doaj   +1 more source

Color Hurts. The Effect of Color on Pain Perception

open access: yesPain Medicine, 2019
AbstractBackground Research suggests that colors may have an effect on human behavior, cognition, and emotions; however, little is known about their influence on pain perception. The aim of these two studies was to investigate whether colors have an impact on pain perception and to find the mechanism that underlies the influence of colors on pain ...
Wiercioch-Kuzianik, Karolina   +1 more
openaire   +3 more sources

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