نتایج جستجو برای: nature of obstruction

تعداد نتایج: 21177592  

2000
Kazuhiro Otsuka Tsutomu Horikoshi Satoshi Suzuki Haruhiko Kojima

A novel method and a framework called Memory-Based Forecasting are proposed to forecast complex and timevarying natural patterns with the goal of supporting experts’ decision making. This paper targets the local precipitation phenomena captured as echo patterns in weather radar images, and aims to realize a tool that supports weather forecasters. In our framework, past image patterns similar to...

2005
Amanda Seidl Eugene Buckley

It has been suggested that language learners prefer phonologically natural patterns overunnaturalones(McCarthy&Prince,1995;Tesar&Smolensky,1993,2000).Various researchers have cited evidence for this assertion based on production (Demuth, 1995; Gnanadesikan, 1995) and perception (Jusczyk, Smolensky, & Allocco, 2002). Two experiments presented in this article test whether 9-month-old infants lear...

2004
Przemyslaw Prusinkiewicz PRZEMYSLAW PRUSINKIEWICZ

The variety of natural patterns makes it difficult to analyze and compare them in a systematic manner. We address this problem by focusing on the computational aspects of pattern formation processes. They are characterized in terms of the number of morphogenetic agents, the computing capability of each agent, and the forms of information transfer between the agents and their environment. This c...

2007
Noel Gray

J^ D rawing attention to the Kantian aesthetic that underpins Benoit Mandelbrot's [1] argument for 'an art for the sake of science' does not represent a sufficiently critical engagement of fractal geometry's entry into visual discourse (an entry made largely transparent by the suggestion that art acts as a handmaiden to science). Merely pointing to the extent of this aesthetic debt leaves the n...

Journal: :middle east journal of digestive diseases 0
a manafi m lotfi m amini

background: acute obstruction of the colon continues to be a lethal disease with little improvement in the mortality rate over the past 50 years. so, this study was undertaken to define the causes of colon obstruction and their probable changes after years. â  methods: from 1979 to 2004, all records of patients with definite diagnosis of intestinal obstruction at all hospitals affiliated to shi...

Journal: :journal of pharmaceutical care 0
mahdi bagheri tehran university of medical sciences, faculty of pharmacy mamak tahmasebi tehran university of medical sciences, cancer research institute, cancer research center sheyda najafi tehran university of medical sciences, faculty of pharmacy zahra jahangard rafsanjani tehran university of medical sciences, faculty of pharmacy, department of pharmacotherapy

gross hematuria or macroscopic hematuria is a high risk urologic condition that might occur in different settings. in the case of continued gross hematuria, blood clot size may grow and lead to complete obstruction of urinary outflow. placement of three-way catheter, continuous bladder irrigation with normal saline, and cystoscopy are conventional treatments. here we introduce a case with urina...

Journal: :acta medica iranica 0
sh. askarpour m.h. sarmast shooshtary

intussusception is a common pediatric surgical emergency, but rarely seen postoperatively as a cause of obstruction. this complication occurs after abdominal, thoracic, orthopaedic and urologic operations. ileus and obstruction due to adhesion band are the common causes of postoperative obstruction, however, although intussusception is less frequent but can be serious. we have to consider this ...

Journal: :مجله دندانپزشکی جامعه اسلامی دندانپزشکان 0
دکتر محمدحسین توده زعیم mohammad hossein toodeh zaeim گروه آموزشی ارتودنسی دانشکده دندانپزشکی دانشگاه علوم پزشکی یزد دکتر محمد رضا باقرصاد mohammad reza baghersad

a comparison on dentofacial cephalometric measurements between two mouth breathing groups with anterior and posterior obstructions of nasal airway zaeim* - dr. m.r. baghersad** dr. m.h. toodeh * - assistant professor of oral orthodontics dept. - faculty of dentistry - yazd university of medical sciences. ** - dentist. background and aim: the goal of this study was to compare dentofacial cephalo...

زهرا ترکاشوند, , مجتبی محمدی اردهالی, , مسعود متصدی زرندی, , مهرداد امیرآبادی, , نسرین یزدانی, ,

Eustachian tube connects middle ear space to the nasopharyngeal space. Upper airway obstruction, with any cause, can derange Eustachian tube function. Nasal septal deviation is one of the prevalent causes of upper airway obstruction which can affects the ventilation function of Eustachian tube.Materials and Methods: This study was conducted on the patients who underwent septoplasty due to sever...

Journal: :international journal of pediatrics 0
a mohammadzadeh professor of neonatology, neonatal research center, imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iran. ash farhat assistant professor of neonatology, neonatal research center, imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, iran.

introduction: congenital gastrointestinal (gi) malformation occurs due to mal development of gi organs. the diagnosis is based on clinical exam and radiography. the aim of this study was to determine prevalence of gastrointestinal anomalies in imam reza hospital deliveries mashhad, iran. materials and methods: in retrospective descriptive study for one year since 1.8.1391 all deliveries in our ...

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