نتایج جستجو برای: hl rf method

تعداد نتایج: 1667553  

2003
CHUAN-SHENG WANG YIMING LI

In this paper, we solve the MOSFET RF circuit ordinary differential equations with the waveform relaxation method, monotone iterative method, and Runge-Kutta method. With the monotone iterative method, we prove each decoupled and transformed circuit equation converges monotonically. This method provides an alternative in the time domain numerical solution of MOSFET RF circuit equations.

Journal: :Journal of Neuroscience Methods 2014
Mario Fiorani João C.B. Azzi Juliana G.M. Soares Ricardo Gattass

An important issue for neurophysiological studies of the visual system is the definition of the region of the visual field that can modify a neuron's activity (i.e., the neuron's receptive field - RF). Usually a trade-off exists between precision and the time required to map a RF. Manual methods (qualitative) are fast but impose a variable degree of imprecision, while quantitative methods are m...

Journal: :iranian red crescent medical journal 0
ali akbar haghdoost research center for modeling in health, institute for future studies, kerman university of medical sciences, kerman, ir iran fatemeh rakhshani school of health, shahid beheshti university of medical sciences, tehran, ir iran mohsen aarabi school of medicine, mazandaran university of medical sciences, sari, ir iran ali montazeri mental health research group, health metrics research center, iranian institute for health sciences research, acecr, tehran, ir iran mahmoud tavousi health education and promotion research group, health metrics research center, iranian institute for health sciences research, acecr, tehran, ir iran atoosa solimanian health education office, health departments, ministry of health and medical education, tehran, ir iran

conclusions it was concluded that ihlq might be a practical and useful tool for investigating hl for persian language speakers around the world. since hl is dynamic and its instruments should be regularly revised, further studies are recommended to assess hl with application of ihlq to detect its potential imperfections. results internal consistency and test-retest reliability (icc) of the fact...

2010
Peng-Yeng Yin

Relevance feedback (RF) is an iterative process which refines the retrievals by utilizing user’s feedback marked on retrieved results. Recent research has focused on the optimization for RF heuristic selection. In this paper, we propose an automatic RF heuristic selection framework which automatically chooses the best RF heuristic for the given query. The proposed method performs two learning t...

Journal: :Magnetic resonance in medicine 2013
Chao Ma Dan Xu Kevin F King Zhi-Pei Liang

The performance of multidimensional spatially selective radiofrequency (RF) pulses is often limited by their long duration. In this article, high-order, nonlinear gradients are exploited to reduce multidimensional RF pulse length. Specifically, by leveraging the multidimensional spatial dependence of second-order gradients, a two-dimensional spatial-spectral RF pulse is designed to achieve thre...

Anti-cyclic peptide antibodies (CCP/ACPA) are directed towards synthetic citrullinated peptides and are specific markers in diagnosis of Rheumatoid arthritis. This study aimed to compare the values and acuracy of the test in anticyclic citrullinated peptides (Anti-CCP /ACPA) antibodies, rheumatoid factor (RF), C-reactive protein (CRP) and disease activity index (PASI) in early diagnosis of untr...

ژورنال: :مجله علوم پزشکی رازی 0
فاضل شکری f. shokri کارشناس ارشد ایمونولوژی، دانشگاه علوم پزشکی و خدمات بهداشتی ـ درمانی اراک، اراک قاسم مسیبی gh. mosayyebi محمد رفیعی m. raffei

آرتریت روماتوئید rheumatoid arthritis,(ra) یک بیماری خود ایمن است که یکی از معیارهای تشخیصی آن وجود فاکتور روماتوئید ( rheumatoid factor,rf ) در سرم بیماران می باشد. مطالعات نشان داده اند که بین بیماران آرتریت روماتوئید rf+ و rf- از نظر تظاهرات بافت شناسی ( histologic ) اختلافاتی وجود دارد. در این مطالعه میزان (crp) c-reactive protein و ایزوتیپهای iga rf و igm rf در 45 بیمار مبتلا به ra مورد سن...

2015
Guo-Ying Zuo Xin-Juan Zhang Jun Han Yu-Qing Li Gen-Chun Wang

BACKGROUND Methicillin-resistant Staphylococcus aureus (MRSA) is a problematic pathogen posing a serious therapeutic challenge in the clinic. It is often multidrug-resistant (MDR) to conventional classes of antibacterial agents and there is an urgent need to develop new agents or strategies for treatment. Magnolol (ML) and honokiol (HL) are two naturally occurring diallylbiphenols which have be...

Journal: :Endocrinologia japonica 1967
T Kobayashi T Kigawa M Mizuno Y Amenomori

Hypothalamic tissues of female rats were extracted with 1.M acetic acid. The acidic extract was lyophilized and subjected to gel filtration on Sephadex column and assayed for follicle-stimulating hormone-releasing factor (FSH-RF) activity and luteinizing hormone-releasing factor (LH-RF) activity by estimating FSH and LH using the organ culture method of rat anterior pituitaries. FSH activity wa...

شکرآبی, مهدی, کریمی , پریسا, درخشانی, حامد , پورمقیم, هادی,

    Background & Aim: According to the variable progression of rheumatoid arthritis(RA) determination of factors related with poor prognosis is necessary for appropriate treatment of these patients. In this cross section analytical study the aim was to determine the correlation between IgA RF, anti-MPO, anti-PR3 antibodies and clinical, radiological severity in patients with RA. Patients and Me...

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