نتایج جستجو برای: rich models

تعداد نتایج: 1051725  

Journal: :thrita 0
zahra malekpour department of oral and maxillofacial surgery, islamic azad dental university, tehran, ir iran; department of oral and maxillofacial surgery, islamic azad dental university, tehran, ir iran. tel/fax: +98-2122763449 farzin sarkarat department of oral and maxillofacial surgery, islamic azad dental university, tehran, ir iran naser valaei research center in dental science, islamic azad dental university, tehran, ir iran

background facial wrinkles develop over the natural aging process. the demand to treat these wrinkles is increasing. several treatment options are available. objectives we aimed to investigate the effect of fat injection and its combination with platelet-rich plasma (prp) on facial wrinkles. patients and methods we recruited 28 patients who were candidates for the treatment of facial wrinkles i...

ژورنال: :تحقیق در علوم دندانپزشکی 0
ستاره فخر طباطبایی s fakhr tabatabayi هنگامه بختیار h bakhtiar مهدی وطن پور m vatanpour معین هنرور m honarvar

خلاصه:   سابقه: ریواسکولاریزاسیون با به کارگیری prf (platelet-rich fibrin) می تواند جایگزین مناسبی در درمان دندان نابالغ نکروزه انسانی باشد زیرا در این روش امکان ادامه روند تکامل ریشه، افزایش ضخامت دیواره های عاجی و بسته شدن فورامن اپیکال وجود دارد.   گزارش مورد: دختر 13 ساله ای با سابقه تروما به دندان سانترال سمت چپ فک بالا و علایم نکروز دندان به بخش درمان ریشه واحد دندانپزشکی دانشگاه ازاد اسل...

Journal: :Journal of experimental psychology. Learning, memory, and cognition 2016
Robert M Nosofsky Chris Donkin

We report an experiment designed to provide a qualitative contrast between knowledge-limited versions of mixed-state and variable-resources (VR) models of visual change detection. The key data pattern is that observers often respond “same” on big-change trials, while simultaneously being able to discriminate between same and small-change trials. The mixed-state model provides a natural account ...

Journal: :Philosophical Transactions of the Royal Society B: Biological Sciences 2014

Journal: :تحقیقات اقتصادی 0
حمید ابریشمی دانشگاه تهران محسن مهرآرا دانشگاه تهران مهدی احراری سوده میرقاسمی

this study employs a gmdh neural network model, which has high capability in recognition of complicated non-linear trends especially with small samples, for modeling and predicting iranian gdp growth. first a fundamental model containing 7 independent variables together with dependent variable is designed and then by using deductive process and omission of one variable at a time, a total of 18 ...

Journal: :international journal of pediatrics 0
maliheh keshvari shirvan department of urology, imam reza academic hospital, mashhad university of medical sciences, mashhad, iran. daryoush hamidi alamdari stem cell and regenerative medicine research group, department of biochemistry, school of medicine, mashhad university of medical sciences, mashhad, iran. alireza ghoreifi department of urology, imam reza academic hospital, mashhad university of medical sciences, mashhad, iran.

introduction: vesicovaginal fistula remains a challenge in surgical therapy. in this study autologous platelet rich plasma and platelet rich fibrin glue were used as a minimally invasive approach for vesicovaginal fistula closure. materials and methods: data including age, parity, iciq-ui (international consultation on incontinence questionnaire-urinary incontinence), iciq-qol (international co...

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