نتایج جستجو برای: digital image analysis

تعداد نتایج: 3315978  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی و مهندسی 1390

magnetic resonance imaging (mri) is a notable medical imaging technique that makes of phenomenon of nuclear magnetic resonance. because of the resolution and the technology being harmless, mri has considered as the most desirable imaging technique in clinical applications. the visual quality of mri plays an important role in accuracy of medical delineations that can be seriously degraded by exi...

Journal: :Signal & Image Processing : An International Journal 2012

2010
Jiun-Jian Liaw Ssu-Bin Lian Yung-Fa Huang Rung-Ching Chen

Air quality affects human health, traffic safety and human life quality. The status of air quality can be indicated by the urban atmospheric visibility. The atmospheric visibility is traditionally the human-eye observed maximum distance at which outline of the selected target can be recognized. To replace the traditional measurement for the atmospheric visibility, digital image analysis techniq...

Journal: :مهندسی بیوسیستم ایران 0
سمیه امرایی دانشجوی کارشناسی ارشد دانشکده مهندسی زراعی و عمران روستایی، گروه مکانیک بیوسیستم، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان سامان آبدانان مهدی زاده دانشگاه رامین خوزستان سمیه سالاری استادیار دانشکده علوم دامی و صنایع غذایی، گروه علوم دامی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان

the purpose of this study was to identify daily changes in body weight of broiler chickens using image processing and multi-regression analysis. therefore, thirty 1-day-old broiler chickens were reared under standard rearing condition and after acquiring images they were weighted, individually. from 2490 digital images, six features (perimeter, area convex, major axis, minor axis, eccentricity)...

Journal: :journal of medical signals and sensors 0
mehdi siahi javad razjouyan omid khayat ali alizadeh mansoori

abstract—digital foot scanners have been developed in recent years to yield anthropometrists digital image of insole with pressure distribution and anthropometric information. in this paper a hybrid algorithm containing gray level spatial correlation histogram and shanbag entropy is presented for analysis of scanned foot images. an evolutionary algorithm is also employed to find the optimum par...

2013
Susmita A. Meshram A. V. Malviya

Digital image processing is the use of computer algorithms to perform image processing on digital images. As a subcategory or field of digital signal processing, digital image processing has many advantages and applications. One of the applications of digital image processing is for traffic analysis. In literature survey it is found that traffic analysis can be done by Background Subtraction, b...

The study was conducted with the objective of mapping landscape cover of Nechsar National park in Ethiopia to produce spatially accurate and timely information on land use and changing pattern. Monitoring provides the planners and decision-makers with required information about the current state of its development and the nature of changes that have occurred. Remote sensing and Geographical Inf...

2010
Chunlin Song Sud Sudirman Madjid Merabti

Digital image watermarking is one of the most widely used techniques for protection of ownership rights of digital images. Its commercial applications range from copyright protection to digital rights management. However, although there have been numerous new proposed digital image watermarking techniques, most are not sufficiently robust against watermark attacks. With the main objective of fi...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
f. shahidi m. mohebbi a. ehtiai

nowadays, quality control of bread, especially in large scale production, requires application of novel methods. in this research, image analysis of digital images of barbary bread enriched with soy flour was carried out at two storage intervals. using imagej software, crumb features (mean cell area and void fraction) were computed for each image. fractal dimensions of bread crumb images were m...

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