نتایج جستجو برای: color parameters

تعداد نتایج: 691944  

1999
HEE PARK

PROBLEM STATEMENT: CIECAM97s was chosen as a CIE recommended color appearance model based on its high-performance on object color appearance predictions under various viewing conditions. The model had been developed on the basis of well-defined features from other models. An IDL interactive CIECAM97s tool has been developed in order to demonstrate the influence of CIECAM97s parameters on images...

Journal: :Optics express 2016
Zhigang Li Wei Wang Daniel Rosenmann David A Czaplewski Xiaodong Yang Jie Gao

An all-metal structural color printing platform based on aluminum plasmonic metasurfaces is proposed and demonstrated with high color performance using only a one-step etching process on aluminum surface. A wide visible color range is realized with the designed metallic square-shaped disk arrays by simply adjusting the geometrical parameters of the disk etching depth, disk width and unit cell p...

1994
Carol L. Novak

One of the key tools in applying physics-based models to machine vision has been the analysis of color histograms. In the mid-1980’s it was recognized that the color histogram for a single inhomogeneous surface with highlights will have a planar distribution in color space. I t has since been shown that the colors do not fall randomly in a plane but form clusters a t specific points. Physics-ba...

2005
Alessandro Rizzi Carlo Gatta C. Slanzi Gianluigi Ciocca Raimondo Schettini

Chemical processing of celluloid based cinematic film, becomes unstable with time, unless they are stored at low temperatures. Some defects, such as bleaching on color movies, are difficult to solve using photochemical restoration methods. In these cases, a digital restoration tool can be a very convenient solution. Unfortunately, for old movies color and dynamic range digital restoration is us...

Journal: :journal of family and reproductive health 0
gagandeep choudhary chintpurni medical college and hospital, bungal, pathankot, punjab india pin. 145001. avneet boparai chintpurni medical college and hospital, bungal, pathankot, punjab india pin. 145001. gurinder singh chintpurni medical college and hospital, bungal, pathankot, punjab india pin. 145001. deepak gupta chintpurni medical college and hospital, bungal, pathankot, punjab india pin. 145001. manjit mohi governmental medical college, patiala, punjab india pin. 147001 sanjay sethi governmental medical college, patiala, punjab india pin. 147001

objective: to evaluate the adnexal masses with conventional gray scale and color doppler flow imaging and to assess their diagnostic reliability to differentiate benign and malignant adnexal masses. materials and methods: we evaluated 30 patients with adnexal mass. morphological characterization of the mass was done using sassone score. color doppler parameters noted down in each patient and ca...

Journal: :تحقیقات دامپزشکی 0
مجید مسعودی فرد گروه علوم درمانگاهی دانشکده دامپزشکی دانشگاه تهران علیرضا وجهی گروه علوم درمانگاهی دانشکده دامپزشکی دانشگاه تهران سارنگ سروری گروه علوم درمانگاهی دانشکده دامپزشکی دانشگاه تهران سمیه اسدزاده منجیلی دانش آموخته دانشکده دامپزشکی دانشگاه تهران

doppler ultrasound can provide important information about vascular problems through the analysis of blood flow wave-form. the purpose of this study was obtaining the normal images of color doppler and estimation of blood flow velocity parameters of femoral artery in rabbits. left and right femoral arteries of 8 healthy adult new zealand rabbits were evaluated. color and spectral doppler images...

Journal: :international journal of environmental research 0

textile industry is the major source of water consumption and wastewater pollution.there are various treatment techniques to remove textile wastewater pollution. coagulationflocculation is a widely used process to remove pollution due to suspended particles. in this research, different coagulants like alum, lime, fecl3, feso4 and mgcl2 were applied to select the suitable ones with optimum remov...

ژورنال: گلجام 2014
طالب‌پور, فریده, ویسیان, سید محمد,

This research work involves the dyeing of wool yarns with saffron petals as a source for green color. At first step woolen pile yarns treated with four different mordents, namely: tin chloride, copper sulfate, aluminum sulfate and iron(II) sulfate in acidic condition using acetic, oxalic, citric and lactic acids respectively. In this study the possibility of using saffron petals as a natural dy...

F Ahmadi, F Akhbari

Background Endometrial receptivity is one of parameters which determine the reproductive outcome in in vitro fertilization programs. A good blood supply towards the endometrium is usually considered to be an essential requirement for implantation. Blood vessels of the endometrium can be detected by transvaginal color and pulse Doppler sonography. Color Doppler assessment permits better visualiz...

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