نتایج جستجو برای: Volume estimation

تعداد نتایج: 569924  

Journal: :iranian journal of basic medical sciences 0
mohammad hosseini-sharifabad department of anatomy, school of medicine, yazd university of medical sciences, yazd, iran abdoreza sabahi departments of anatomical sciences, school of medicine isfahan, university of medical sciences, isfahan, iran

objective the hippocampal circuit integrity is crucial for learning and memory. despite the existing reports on hippocampal–dependent memory impairment due to noise stress, there are only a few studies on the effect of noise stress on anatomical structure of hippocampus. the present study is aimed to investigate the likely effects of chronic noise exposure on the volume of rat hippocampus. mate...

Journal: :journal of biomedical physics and engineering 0
a vakily h parsaei m m movahhedi m a sahmeddini

background: cardiac output (co) is the total volume of blood pumped by the heart per minute and is a function of heart rate and stroke volume. co is one of the most important parameters for monitoring cardiac function, estimating global oxygen delivery and understanding the causes of high blood pressure. hence, measuring co has always been a matter of interest to researchers and clinicians. sev...

Journal: :iranian journal of earth science 0
peyman afzal department of mining engineering, faculty of engineering, south tehran branch, islamic azad university, tehran, iran shahab shahbeik department of mining engineering, faculty of engineering, south tehran branch, islamic azad university, tehran, iran parviz moarefvand amirkabir university of technology, mining and metallurgy faculty, tehran, iran amir bijan yasrebi camborne school of mines, university of exeter, penryn, uk renguang zuo state key laboratory of geological processes and mineral resources, china university of geosciences, wuhan 430074, beijing 100083, china andrew wetherelt camborne school of mines, university of exeter, penryn, uk

the purpose of this study is to identify the effect of ordinary kriging (ok) and inverse distance weighted (idw) estimation methods for the delineation of mineralized zones based on subsurface data using concentration–volume (c–v) multifractal modeling in the dardevey iron ore deposit, ne iran. variograms and anisotropic ellipsoid were generated for the fe distribution by the above estimation m...

اخلاقی, فریده, تقی‌پور بازرگانی, ویدا, جمالی, جمشید,

Background: Postpartum hemorrhage is a leading cause of maternal morbidity and mortality that is preventive by appropriate estimation of blood loss and its treatment. This study was undertaken to evaluate the accuracy of visual estimation of postpartum hemorrhage by clinicians and co worker who work in the obstetrics department. Methods: In this descriptive observational study, 199 educational...

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 ...

Journal: :پژوهش های علوم و فناوری چوب و جنگل 0

identification of the best vegetation indices (vis) for use in quantitative analyzes of vegetation is one of the important issues for ecologists. the objective of this study was sensitivity evaluation of vegetation indices to a stand volume for identification of the best vegetation index (vi) in stand volume estimation using a statistical sensitivity method. also, another objective of this stud...

Abdoreza Sabahi Mohammad Hosseini-sharifabad,

Objective The hippocampal circuit integrity is crucial for learning and memory. Despite the existing reports on hippocampal–dependent memory impairment due to noise stress, there are only a few studies on the effect of noise stress on anatomical structure of hippocampus. The present study is aimed to investigate the likely effects of chronic noise exposure on the volume of rat hippocampus. Mate...

Journal: :journal of biomedical physics and engineering 0
r zeinali medical physics student of tabriz university of medical science a keshtkar a zamani n gharehaghaji

background: volume estimation of brain is important for many neurological applications. it is necessary in measuring brain growth and changes in brain in normal/abnormal patients. thus, accurate brain volume measurement is very important. magnetic resonance imaging (mri) is the method of choice for volume quantification due to excellent levels of image resolution and between-tissue contrast. st...

Journal: :Pervasive and Mobile Computing 2018

اخلاقی, فریده, رشیدی فکاری, فرزانه, مظلوم, سیدرضا, کردی, معصومه,

Background and purpose: Postpartum hemorrhage is one of the most common causes of maternal deaths worldwide. Most deaths associated with hemorrhage occur due to delay in diagnosis and proper management of bleeding. This study aimed to evaluate the accuracy of postpartum hemorrhage estimation using artificial blood. Materials and methods: This descriptive study was performed in 92 midwifery stu...

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