نتایج جستجو برای: digital image processing

تعداد نتایج: 1050613  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده هنر 1387

چکیده ندارد.

Image segmentation is one of the most common steps in digital image processing. The area many image segmentation algorithms (e.g., thresholding, edge detection, and region growing) employed for classifying a digital image into different segments. In this connection, finding a suitable algorithm for medical image segmentation is a challenging task due to mainly the noise, low contrast, and steep...

Image segmentation is one of the most common steps in digital image processing. The area many image segmentation algorithms (e.g., thresholding, edge detection, and region growing) employed for classifying a digital image into different segments. In this connection, finding a suitable algorithm for medical image segmentation is a challenging task due to mainly the noise, low contrast, and steep...

Journal: :تحقیقات مهندسی کشاورزی 0
جعفر امیری پریان دانشجوی سابق دکتری دانشگاه تربیت مدرس محمدهادی خوش تقاضا دانشیار دانشگاه تربیت مدرس احسان الله کبیر استاد دانشگاه تربیت مدرس سعید مینایی دانشیار دانشگاه تربیت مدرس

volume estimation of most agricultural products using mathematical methods is not accurate because of their irregular shape. an alternative method is image processing, which can be used in continuous sorting machines. the objective of this study is to find a practical method for volume estimation of potatoes using image processing. fifty potatoes (marfona variety) were selected as experimental ...

Digital image processing is an emerging tool to predict fruit quality; therefore present study was carried out to develop an image processing technique for investigating the storage life of cantaloupe. Potassium permanganate (KMnO4) impregnated materials were used to prolong the postharvest life of cantaloupe fruit and the effects of these treatments were evaluated by 3 image textural features ...

Journal: :journal of mechanical research and application 2012
n. soltani m. r. yadegari i. eshraghi

in this study, displacement field around v-notches of a poly methyl metha crylate (pmma) specimen with tip cracks will be analyzed using digital image correlation technique. first intensity factor in combination with in-plane rigid body translations and rotation components will be determined by linear least squares fitting of the displacement field data to the corresponding relations among stre...

2007
Bryan J. Bollinger Hairong Qi

The purpose of this paper is to explore techniques for image enhancement and recovery, especially as they relate to reversing or minimizing the effects of noise degradation. The specific goal of the paper is to attempt to recover readable characters from a license plate image. I start with a short background on the importance of enhancement and then cover some of the technical approaches and te...

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