نتایج جستجو برای: idf
تعداد نتایج: 3482 فیلتر نتایج به سال:
OBJECTIVE The purpose of this study was to compare the predictive ability of the National Cholesterol Education Panel (NCEP), revised NCEP (NCEP-R), and International Diabetes Federation (IDF) metabolic syndrome criteria for mortality risk, and to examine the effects of waist circumference on mortality within the context of these criteria. RESEARCH DESIGN AND METHODS The sample included 20,78...
BACKGROUND The 'Cytocam' is a third generation video-microscope, which enables real time visualisation of the in vivo microcirculation. Based upon the principle of incident dark field (IDF) illumination, this hand held computer-controlled device was designed to address the technical limitations of its predecessors, orthogonal polarization spectroscopy and sidestream dark field (SDF) imaging. In...
AIMS To establish a unified working diagnostic tool for the metabolic syndrome (MetS) that is convenient to use in clinical practice and that can be used world-wide so that data from different countries can be compared. An additional aim was to highlight areas where more research into the MetS is needed. PARTICIPANTS The International Diabetes Federation (IDF) convened a workshop held 12-14 M...
افزایش گازهای گلخانه ای باعث تشدید پدیده تغییر اقلیم شده که اثرات منفی آن بر جوامع بشری تأثیر گذار بوده است. تغییرات آب و هوایی همچنین بر مقدار بارش در تمام مناطق تاثیرگذار بوده که این خود بر منحنی های شدت- مدت- فراوانی بارش(idf) موثر خواهد بود. هدف از این تحقیق ارزیابی اثرات تغییر اقلیم بر منحنی های idf در ایستگاه بابلسر در دوره آتی 2030- 2011، با استفاده از مدل گردش عمومی جو و تحت سناریوهای ا...
Our information retrieval project submitted fully automatic ad-hoc results. We use only description fields as queries. is the baseline tf idf result, and is the result using the proposed RS model which expands document vectors based on the relevance of documents. This method is expected to show better retrieval effectiveness than conventional methods, such as query expansion. The RS run achieve...
We propose a model that assists in understanding indexing on the World Wide Web (WWW). This model speciies key feature of indexing strategies that are currently being used. We also present an experiment assessing the validity of Inverse Document Frequency (IDF) as a term weighting strategy for WWW documents. The experiment indicates that IDF scores are not stable in the heterogeneous and dynami...
In both adults and children, metabolic syndrome (MetS) has been attributed to risk factors for type 2 diabetes and cardiovascular disease such as insulin resistance, abdominal obesity, hypertension, and dyslipidemia. This descriptive study aimed to compare the prevalence of MetS and diagnostic components according to the National Cholesterol Education Program, Adult Treatment Panel III (NCEP-AT...
A controlled trial with pre-exposure immune serum globulin was undertaken in Israel Defence Forces (IDF) recruits, an indigenous population living in a hyperendemic area for hepatitis A. The objective was to examine whether the prevailing IDF policy of postexposure administration of immune serum globulin prophylaxis should be modified to further reduce the incidence of infectious hepatitis in t...
BACKGROUND In Brazil, there are few studies of the metabolic syndrome in the general population, and even fewer studies that establish a correlation between metabolic syndrome and climacteric. OBJECTIVE To determine the prevalence of metabolic syndrome and its components among climacteric women. METHODS Cross-sectional study with 323 climacteric women, divided into two groups: pre and post-...
Lignin is a phenolic heteropolymer that is deposited in secondary-thickened cell walls, where it provides mechanical strength. A recent structural characterization of cell walls from monocot species showed that the flavone tricin is part of the native lignin polymer, where it is hypothesized to initiate lignin chains. In this study, we investigated the consequences of altered tricin levels on l...
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