نتایج جستجو برای: digital image analysis
تعداد نتایج: 3315978 فیلتر نتایج به سال:
Statement of Problem: One of the major goals, in most dental researches, is to measure bone destruction or deposition due to the progression or regression of disease. Failure of human eyes to detect minor radiographic density changes resulted in more accurate methods such as optical densitometry and direct or indirect digital densitometry.Purpose: The aim of this study was to determine the accu...
Article history: Received 3 August 2015 Accepted 28 October 2015 Available online 31 October 2015
Background and purpose: The use of intraoral direct digital radiography has been possible only the past two decades. Controlled laboratory and clinical studies are needed to determine whether the new digital system changes the diagnosis, treatment and prognosis than the conventional methods. Purpose of this study is compare the diagnostic accuracy for the detection of approximal caries of three...
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...
With unprecedented growth in production of digital images and use of multimedia references, requirement of image and subject search has been increased. Systematic processing of this information is a basic prerequisite for effective analysis, organization and management of it. Likewise, large collections of images have been made available on the Web and many search engines have provided the poss...
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