نتایج جستجو برای: ray tomography computer assisted diagnosis maximum permissible exposure level

تعداد نتایج: 2891736  

Journal: :International journal of computing sciences research 2023

This study focuses on the application of a specific subfield artificial intelligence referred to as computer vision in analysis 2-dimensional lung x-ray images for assisted medical diagnosis ordinary pneumonia. A convolutional neural network algorithm was implemented Python-coded, Flask-based web that can analyze detection Since algorithms rely machine learning identification and patterns, tech...

2015
S. Hosseinian H. Arefi

The 3D concept is extremely important in clinical studies of human body. Accurate 3D models of bony structures are currently required in clinical routine for diagnosis, patient follow-up, surgical planning, computer assisted surgery and biomechanical applications. However, 3D conventional medical imaging techniques such as computed tomography (CT) scan and magnetic resonance imaging (MRI) have ...

Journal: :journal of research in medical sciences 0
ashraf kazemi nursing and midwifery care research center, faculty of nursing and midwifery, isfahan university of medical sciences, isfahan, iran fatemeh ramezanzadeh vali-e-asr reproductive health research center, imam khomeini hospital complex, tehran university of medical sciences, tehran iran mohammad hosein nasr esfahani reproductive biomedicine center, royan institute for animal biotechnology, acecr, department of reproduction and development, isfahan, iran ali akbar saboor-yaraghi department of cellular and molecular nutrition, school of nutritional sciences and dietetics, tehran university of medical sciences, tehran, iran saharnaz nejat epidemiology and biostatistics department, school of public health, knowledge utilization research center, tehranuniversity of medical sciences, tehran, iran abbas rahimi-foroshani epidemiology and biostatistics department, school of public health, tehran university of medical sciences, tehran, iran

normal 0 false false false en-us x-none ar-sa background: cigarette smoke contains many oxidants and may alter the human reproduction by inducing oxidative stress (os) in both active and passive smokers. this study was designed to evaluate the effect of environmental tobacco smoke (ets) exposure on oxidative stress in the follicular follicle and the assisted reproduction outcomes. materials and...

2001
Akira Tsumaya Yutaka Nomaguchi Masaharu Yoshioka Hideaki Takeda Tamotsu Murakami Tetsuo Tomiyama

Engineering design consists of a variety of thought processes, but most of them can be classified into two types, analysis and synthesis. There is a need to build an advanced CAD system that can support not only analysis but also synthesis. However, traditionally, CAD technologies have paid little attention to synthesis. Our project team, “Modeling of Synthesis”, has focused on the synthesis th...

1999
Victor V. Toporkov

The report presents cooperation capabilities of CAD Centre at the Technical University "Moscow Power Engineering Institute" (MPEI) in the area of heterogeneous system design. The problem of system-level synthesis is considered as hardware/ software codesign with result prediction in the early stages of the controled partitioning accounting adjacent effects. This approach avoids apriority restri...

2014
Gholamhossein Pourtaghi Firouz Valipour Sepideh Nourian Amirabbas Mofidi

BACKGROUND As a well-known, physical carcinogen, ambient X-ray pollution assessment would be of great importance in today's modern world. Accordingly, the present study was done to measure the exposure level of ambient X-ray at inspection gates of two airports in Iran. According to which, the X-ray was measured at different points of the inspection gates including closed and opened Curtain, as ...

Journal: :International journal of engineering and advanced technology 2022

Lung cancer is a fatal disease that takes numerous lives every year around the world. However, detecting this in its initial stages can help save of people. CT imaging best technique used for field medical sciences. It by doctors but it hard examiners to decipher and recognize through computer-assisted tomography scan images. Hence, Computer-aided diagnosiswill be very supportive identify cance...

2015
Kai-Lung Hua Che-Hao Hsu Shintami Chusnul Hidayati Wen-Huang Cheng Yu-Jen Chen

Lung cancer has a poor prognosis when not diagnosed early and unresectable lesions are present. The management of small lung nodules noted on computed tomography scan is controversial due to uncertain tumor characteristics. A conventional computer-aided diagnosis (CAD) scheme requires several image processing and pattern recognition steps to accomplish a quantitative tumor differentiation resul...

حقی, سیدضیااله, محمدی فرد, مهیار, هاشمی, جهان بخش,

Esophageal duplication cyst is a rare congenital foregut anomaly. Making a definite diagnosis is difficult preoperatively, although various imaging techniques can help to localize these lesions and exclude other causes. Here we present a patient who had an esophageal duplication cyst with infection, in which its signs on chest x-ray, computed tomography (CT), and barium swallow examination are ...

Journal: :Radiology 2002
Takeshi Johkoh Takenori Kozuka Noriyuki Tomiyama Seiki Hamada Osamu Honda Naoki Mihara Mitsuhiro Koyama Mitsuko Tsubamoto Munehiro Maeda Hironobu Nakamura Hironori Saki Keiichi Fujiwara

PURPOSE To evaluate the usefulness of a commercially available computer-aided diagnosis (CAD) system that incorporates temporal subtraction for the detection of solitary pulmonary nodules on chest radiographs by readers with different levels of experience. MATERIALS AND METHODS Sixty pairs of chest radiographs in 30 patients with newly detected solitary pulmonary nodules and 30 normal cases, ...

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