نتایج جستجو برای: a color

تعداد نتایج: 13459890  

Reconstruction the spectral data of color samples using conventional color devices such as a digital camera or scanner is always of interest. Nowadays, multispectral imaging has introduced a feasible method to estimate the spectral reflectance of the images utilizing more than three-channel imaging. The goal of this study is to spectrally characterize a color scanner using a set of conventional...

F. Esmaeelzadeh R. A. Kamyabi Gol R. Raisi Tousi

In this paper we introduce two-wavelet constants for square integrable representations of homogeneous spaces. We establish the orthogonality relations fo...

امیر رفیعی, دکتر کامیار ,

ABSTRACT To evaluate the Prevalence of color vision abnormalities in gilan . 500 men and 401 women were selected randomly and tested with Ishihara color blindness booklet. We found 36 men and only one woman with color vision abnormality. The most frequent type was RedGreen color blindness (4.8%). 7% of gilamian males have color vision defects. It can be found with a simple test.

Journal: :Health promotion practice 2003
Beth T Stalvey Cynthia Owsley

Knowledge Enhances Your Safety (KEYS) is a curriculum developed for older drivers who maintain driving privileges while coping with visual limitations that increase crash risk. KEYS' goal is to promote safe driving through self-awareness of vision impairment and adopting self-regulatory strategies. We discuss KEYS' theoretical framework based on the tenants of the Social Cognitive Theory, Healt...

Journal: :بینا 0
نادیا شجاعی n shojaee shahid beheshti university of medical sciencesشعبه بین الملل دانشگاه علوم پزشکی شهید بهشتی ابراهیم جعفرزاده پور e jafarzadehpour iran university of medical scienceدانشگاه علوم پزشکی ایران محمدرضا منصوری mr mansouri دانشگاه علوم پزشکی تهران مهدی یاسری m yaseri گروه اپیدمیولوژی و آمار- دانشگاه علوم پزشکی تهران امیرکامران نیکوسخن ak nikoosokhan انجمن دیابت ایران

purpose: to evaluate color vision in patients with type ii diabetes mellitus without diabetic retinopathy and compare the results with those of age- and sex- matched normal individuals. methods: this descriptive, comparative study was conducted on 100 diabetic patients without any sign of retinopathy and 100 age- and sex-matched normal subjects. color vision was evaluated using ishihara and far...

Journal: :avicenna journal of dental research 0
fariborz vafaee department of prosthodontics, dental research center, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) abolghasem mohammadi department of prosthodontics, shahid beheshti university of medical sciences, tehran, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) masoumeh khoshhal department of periodontics, school of dental medicine, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) hanif allahbakhshi department of prosthodontics, faculty of dentistry, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) hamidreza soleimani mehr department of prosthodontics, faculty of dentistry, hamadan university of medical sciences, hamadan, ir iran; department of prosthodontics, faculty of dentistry, hamadan university of medical sciences, hamadan, ir iran. tel: +98-9123757972سازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences)

conclusions coffee caused the most color changes in the examined resin denture teeth. tea and cola left less staining on the teeth, and distilled water caused the least discoloration. generally, investing by heat- and cold-cured acrylic resins can significantly affect the color stability of resin denture teeth; however, heat-cured acrylic resins had fewer color changes. results there were signi...

Journal: :journal of chemical health risks 0
ghanbar laei department of plant breeding, science and research branch , islamic azad university, tehran, iran mohammad reza bihamta department of agronomy, tehran university, tehran, iran reza azizinezhed department of plant breeding, science and research branch , islamic azad university, tehran, iran farokh darvish kojou department of plant breeding, science and research branch , islamic azad university, tehran, iran

this study aimed to examine the relationship between pigments and seed fall rate of iranian castor genotypes and genetic diversity, specifically 28 castor genotypes (27 native and 1 modified), a randomized complete block design with three replications was conducted in 2014 and 2015 at the research farm of islamic azad university in damghan, northern iran. during the growth period, the following...

To reproduce an image, it is necessary to map out of gamut colors of the image to destination gamut. It is clear that the best color gamut mapping introduces the perceptually closest image to the original one. In this study, a new color gamut mapping is purposed by the aid of Genetic Algorithm (GA). The color difference between the original and mapped images based on S-LAB formula was chosen as...

The problem of eye detection in face images is very important for a large number of applications ranging from face recognition to gaze tracking. In this paper we propose a new algorithm for eyes detection. First, the face region is extracted from the image by skin-color information. Second, horizontal projection in image is used to approximate region of the eye be obtained . At last, the eye ce...

ژورنال: مدیریت سلامت 2014

  Introduction: Human life is influenced by colors in several ways. Principles of color design and appropriate use of each color are important elements in providing a suitable environment in health care organizations. This research was aimed to review color therapy and its application in health care organizations such as hospitals.Literature Review: This research was a review study which was ...

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