Results 101 to 110 of about 2,139,022 (289)

Evolutionary Perspective in Rickets and Vitamin D

open access: yesFrontiers in Endocrinology, 2019
Modern lifestyle limits our exposure to sunlight, which photosynthesizes vitamin D in the skin, and the incidence of nutritional rickets has been resurging.
Ze'ev Hochberg, Irit Hochberg
doaj   +1 more source

Emerging Post‐CMOS Hardware Neurons for Brain‐Inspired Computing: Devices, Circuits, and System Integration

open access: yesAdvanced Functional Materials, EarlyView.
The physical realization of artificial neurons is a critical challenge for energy‐efficient neuromorphic computing. This review presents a comprehensive analysis of the evolution of artificial neuron implementations from conventional CMOS to emerging post‐CMOS technologies.
Kannan Udaya Mohanan   +4 more
wiley   +1 more source

Filter Halaman Web Pornografi Menggunakan Kecocokan Kata dan Deteksi Warna Kulit

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2011
This paper presents an effort to detect pornographic webpages. It was stated that a positive relationship exists between percentage of human skin color in an image and the image itself (Jones et.al., 1998).
Yusron Rijal, Awalia Nofitasari
doaj   +1 more source

Analysis of yellowish skin color from an optical image and the development of 3D Skin Chroma Diagram

open access: yes, 2019
Background/purposeThis study was conducted to define yellowish skin color, which is a major concern of Asian women, and to develop a 3D skin-pigment color model. MethodsA total of 22 Korean females were enrolled in this study.
김명준
core   +1 more source

Depigmented skin and phantom color measurements for realistic prostheses [PDF]

open access: yes, 2014
PurposeThe purpose of this study was to test the hypothesis that regardless of human skin phototype, areas of depigmented skin, as seen in vitiligo, are optically indistinguishable among skin phototypes.
Leachman, Sancy   +3 more
core   +1 more source

Bone‐Inspired Recyclable Composites for Damage‐Tolerant Circular Materials

open access: yesAdvanced Functional Materials, EarlyView.
Bone‐inspired architected composites are developed by combining osteon‐like reinforcements with a recyclable Elium thermoplastic matrix. The hierarchical architecture redirects cracks and promotes energy dissipation, while enabling recovery of intact, aligned, load‐bearing reinforcement units that retain their original stiffness, revealing a route ...
Alessandro Stagni   +4 more
wiley   +1 more source

Skin color analysis using a spectrophotometer in Asians

open access: yes, 2010
BACKGROUND/PURPOSE: To objectively describe skin color, the Commission International d'Eclairage (CIE) L*a*b* color coordinates and melanin and erythema indexes are used. However, it was difficult to understand the relationship among these parameters and
박병윤   +4 more
core   +1 more source

Preferential Interfacial Engineering of Hydrogels via Interdigitated Nanoparticle Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Robust surface functionalization of hydrogel surfaces is performed via interdigitated metal nanoparticle assembly, inducing strong affinity with the hydrogel matrix. The partially exposed nanoparticle domains act as interfacial nanobridges that mediate both chemical and physical bonding with diverse materials, including small molecules, fluorous ...
Hyeonjin Kim   +11 more
wiley   +1 more source

Changing skin color: Evolution and modern trends

open access: yesIndian Journal of Dermatology, 2007
The present article reviews various evolutionary events that resulted in skin color variation among humans. Skin of the early man is presumed to be colorless as that of the chimpanzees.
Radhakrishnan N   +2 more
doaj  

Facial skin color assessment and proposed skin shade guide for maxillofacial prosthesis using cluster analysis in a cohort of Indian adults

open access: yesThe Journal of Indian Prosthodontic Society
Aim: The precise estimation and replication of skin color are crucial for maxillofacial prosthesis. The study aimed to evaluate facial skin color with a colorimeter and suggest a skin shade guide and formula for color estimation.
Priyadarshani Gulabrao Pawar   +5 more
doaj   +1 more source

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