نتایج جستجو برای: tooth segmentation

تعداد نتایج: 155381  

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...

Iris recognition is one of the most reliable methods for identification. In general, itconsists of image acquisition, iris segmentation, feature extraction and matching. Among them, iris segmentation has an important role on the performance of any iris recognition system. Eyes nonlinear movement, occlusion, and specular reflection are main challenges for any iris segmentation method. In thi...

Iris recognition is one of the most reliable methods for identification. In general, itconsists of image acquisition, iris segmentation, feature extraction and matching. Among them, iris segmentation has an important role on the performance of any iris recognition system. Eyes nonlinear movement, occlusion, and specular reflection are main challenges for any iris segmentation method. In thi...

Introduction: Glaucoma is the most common cause of blindness in some countries. In the meantime, the field of retinal image processing has been proposed in order to provide automatic systems for disease diagnosis. Among the methods of medical image processing, image segmentation is a process of identification and change in the display of an image. The objective of this study was to use t...

Introduction: Glaucoma is the most common cause of blindness in some countries. In the meantime, the field of retinal image processing has been proposed in order to provide automatic systems for disease diagnosis. Among the methods of medical image processing, image segmentation is a process of identification and change in the display of an image. The objective of this study was to use t...

Journal: :Lecture Notes in Computer Science 2022

3D tooth segmentation is a prerequisite for computer-aided dental diagnosis and treatment. However, segmenting all regions manually subjective time-consuming. Recently, deep learning-based methods produce convincing results reduce manual annotation efforts, but it requires large quantity of ground truth training. To our knowledge, there are few data available the study. In this paper, we establ...

Journal: :مدیریت بازرگانی 0
وحید برادران استادیار گروه مهندسی صنایع، دانشکدة فنی و مهندسی، دانشگاه آزاد اسلامی واحد تهران شمال، تهران، ایران محمد بیگلری کارشناس ارشد مهندسی صنایع، دانشکدة فنی و مهندسی، دانشگاه شمال، آمل، ایران

customers segmentation and analyzing their behavior at fast moving costumer goods (fmgs) industries which deal with a large number of customers with a variety of characteristics causes the marketing activities to be targeted and leads to effective communication with the customers. segmentation, a data mining approach, which leads to the discovery of similar groups of customers, is usually done ...

2012
Noor Ahmed Shaikh Ghulam Ali Mallah Zubair A. Shaikh

In this paper, a problem of sub-word segmentation of printed Sindhi, an Arabic style scripting language, into characters is addressed. Printed or handwritten Sindhi text is cursive in nature. In the cursive writing, mostly the subsequent characters in a word are joined with each other. In the proposed segmentation algorithm, first of all, Height Profile Vector (HPV) of thinned primary stroke of...

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