نتایج جستجو برای: rf method

تعداد نتایج: 1658041  

2015
Andrew M. Huettner Nikolai J. Mickevicius Ali Ersoz Kevin M. Koch L. Tugan Muftuler Andrew S. Nencka Jesus Malo

A new method for designing radiofrequency (RF) pulses with numerical optimization in the wavelet domain is presented. Numerical optimization may yield solutions that might otherwise have not been discovered with analytic techniques alone. Further, processing in the wavelet domain reduces the number of unknowns through compression properties inherent in wavelet transforms, providing a more tract...

Journal: :Journal of chromatographic science 2014
Apexa Patel Arpit Patwari Bhanubhai Suhagia

A sensitive, selective, precise and stability indicating a high-performance thin layer chromatographic method for the analysis of rufinamide (Rf) in bulk drug and its formulations was developed and validated. The method employed thin layer chromatography aluminum plates precoated with silica gel 60 F254 as the stationary phase. The solvent system consisted of chloroform : methanol : glacial ace...

Journal: :Annals of the rheumatic diseases 2004
I Vallbracht J Rieber M Oppermann F Förger U Siebert K Helmke

OBJECTIVE To assess the additional diagnostic and clinical value of the second test generation of anti-cyclic citrullinated peptide antibodies (CCP2) compared with rheumatoid factor isotypes (IgG-RF, IgA-RF, IgM-RF) in patients with rheumatoid arthritis. METHODS This was a prospective study on 715 patients: rheumatoid arthritis (n = 295), degenerative or other inflammatory joint disease (n = ...

Ameneh Sazgarnia Habibollah Esmaily Hamid Reza Sadeghi, Hossein Eshghi, Mohammad Hossein Bahreyni-Toosi Naser Tayebi Meybodi Samaneh Soudmand,

Objective(s):Several studies have been carried out to investigate the effect of various nanoparticles exposed to radiofrequency (RF) waves on cancerous tissues. In this study, a colon carcinoma tumor model was irradiated by RF in the presence of gold-gold sulfide (GGS) nanoshells. Materials and Methods: Synthesis and characterization of GGS nanoshells were initially performed. CT26 cells were ...

2015
Apilak Worachartcheewan Watshara Shoombuatong Phannee Pidetcha Wuttichai Nopnithipat Virapong Prachayasittikul Chanin Nantasenamat

AIMS This study proposes a computational method for determining the prevalence of metabolic syndrome (MS) and to predict its occurrence using the National Cholesterol Education Program Adult Treatment Panel III (NCEP ATP III) criteria. The Random Forest (RF) method is also applied to identify significant health parameters. MATERIALS AND METHODS We used data from 5,646 adults aged between 18-7...

2017
Matthew J. Ware Martyna Krzykawska-Serda Jason Chak-Shing Ho Jared Newton Sarah Suki Justin Law Lam Nguyen Vazrik Keshishian Maciej Serda Kimberly Taylor Steven A. Curley Stuart J. Corr

Interactions of high-frequency radio waves (RF) with biological tissues are currently being investigated as a therapeutic platform for non-invasive cancer hyperthermia therapy. RF delivers thermal energy into tissues, which increases intra-tumoral drug perfusion and blood-flow. Herein, we describe an optical-based method to optimize the short-term treatment schedules of drug and hyperthermia ad...

Journal: :Computers & Geosciences 2015
Emmanuel John M. Carranza Alice G. Laborte

Machine learning methods that have been used in data-driven predictive modeling of mineral prospectivity (e.g., artificial neural networks) invariably require large number of training prospect/locations and are unable to handle missing values in certain evidential data. The Random Forests (RF) algorithm, which is a machine learning method, has recently been applied to data-driven predictive map...

Journal: :Journal of the Ceramic Association, Japan 1986

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