نتایج جستجو برای: digital image of liss

تعداد نتایج: 21245385  

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
saman abdanan somaye amraei

introduction:.color is the first quality attribute of food evaluated by consumers, and is therefore an important quality component of food which influences consumer’s choice and preferences (maguire, 1994). color measurement of food products has been used as an indirect measure of other quality attributes such as flavor and contents of pigments because it is simpler, faster and correlates well ...

Journal: :Annual Review of Fluid Mechanics 2022

Liquid-infused surfaces (LISs) are composite solid–liquid with remarkable features such as liquid repellency, self-healing, and the suppression of fouling. This review focuses on fluid mechanics LISs, that is, interaction a flow field behavior drops surfaces. LISs can be characterized by an effective slip length is closely related to their drag reduction property, which makes them suitable for ...

Journal: :International Journal of Spatio-Temporal Data Science 2019

Digital Breast Tomosynthesis (DBT) is a technology that creates three dimensional (3D) images of breast tissue. Tomosynthesis mammography detects lesions that are not detectable with other imaging systems. If image reconstruction time is in the order of seconds, we can use Tomosynthesis systems to perform Tomosynthesis-guided Interventional procedures. This research has been designed to study u...

Journal: :avicenna journal of dental research 0
farzad esmaeili department of radiology, school of dentistry tabriz university of medical sciences and health services, tabriz, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تبریز (tabriz university of medical sciences) teymour abbasi dentistry hospital of tabriz school of dentistry, tabriz university of medical sciences and health services, tabriz, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تبریز (tabriz university of medical sciences) nazli rabienejad department of periodontics, school of dentistry hamadan university of medical sciences and health services, hamadan, ir iran; department of periodontics, school of dentistry, hamadan university of medical sciences and health services, hamadan, ir iran. tel: +98-9144193212, fax: +98-8138381085سازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) shabnam seyedzadeh sabounchi community oral health department, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences)

background the first commercial system for digital radiography was introduced in 1987, and it has evolved a great deal since then. currently, it is possible to enhance images in digital radiography. objectives the aim of this study is to evaluate the diagnostic accuracy of image enhancement in direct digital radiography as it relates to interproximal carries assessment. conclusions using these ...

With quick development of digital images and the availability of imaging tools, massive amounts of images are created. Therefore, efficient management and suitable retrieval, especially by computers, is one of themost challenging fields in image processing. Automatic image annotation (AIA) or refers to attaching words, keywords or comments to an image or to a selected part of it. In this paper,...

Potato image segmentation is an important part of image-based potato defect detection. This paper presents a robust potato color image segmentation through a combination of a fuzzy rule based system, an image thresholding based on Genetic Algorithm (GA) optimization and morphological operators. The proposed potato color image segmentation is robust against variation of background, distance and ...

جواهری, مستانه, مرامی, آناهیتا, نورمحمدی, ربابه,

Introduction: Radiography is one of the most important diagnostic methods for evaluation of dental caries. On the other hand, the least amount of radiation along with high quality is a main gold standard. The purpose of this study was to compare the diagnostic accuracy of Primax, Insight Radiographic films, and direct digital images (Schick CMOS-APS), in detection of interproximal natural Carie...

Abstract Plant growth and biomass assessments are required in production and research. Such assessments are followed by major decisions (e.g., harvest timing) that channel resources and influence outcomes. In research, resources required to assess crop status affect other aspects of experimentation and, therefore, discovery. Destructive harvests are important because they influence treatment s...

Journal: :journal of computer and robotics 0
farzad zargari multimedia systems research group, it research institute, iran telecom research center, tehran, iran ali mosleh department of computer engineering, science & research branch, islamic azad university, tehran, iran

one of the challenging issues in managing the existing large digital image libraries and databases is content based image retrieval (cbir). the accuracy of image retrieval methods in cbir is subject to effective extraction of image features such as color, texture, and shape. in this paper, we propose a new image retrieval method using contourlet transform coefficients to index texture of the im...

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