نتایج جستجو برای: qf

تعداد نتایج: 917  

Journal: :Journal of studies on alcohol 2003
Linda Carter Sobell Sangeeta Agrawal Mark B Sobell Gloria I Leo Lisa Johnson Young John A Cunningham Edward R Simco

OBJECTIVE Two major strategies have typically been used to assess recent drinking: (1) Daily Estimation (DE) measures such as the Timeline Followback (TLFB) and (2) Quantity-Frequency (QF) summary measures. Although QF measures provide a quick and easy measure of consumption, they have been criticized as not being able to capture sporadic and unpatterned drinking (e.g., days that reflect import...

Journal: :The Journal of experimental biology 2005
Kiros Karamanidis Adamantios Arampatzis

The objectives of this work were (i) to investigate whether chronic endurance running is a sufficient stimulus to counteract the age-related changes in the mechanical and morphological properties of human triceps surae (TS) and quadriceps femoris (QF) muscle-tendon units (MTUs) by comparing runners and non-active subjects at different ages (young and old), (ii) to identify adaptational phenomen...

2009
Dieter K. Schroder

Defects in gate oxides/insulators have been characterized by many techniques, e.g., electrical, electron beam, ion beam, X-rays, neutron activation analysis, electron spin resonance, and others. These methods played a crucial role during the early MOS development to determine the origin of oxide/interface charges that led to unstable MOS devices. Thermally-grown oxides on silicon are now quite ...

2017
Hyeyoung Lee Ki Hyun Park Ji Hyeong Ryu Ae-Ran Choi Ji Hyun Yu Jihyang Lim Kyungja Han Sang Il Kim Chul Woo Yang Byung Ha Chung Eun-Jee Oh

Although cytomegalovirus (CMV) specific cell-mediated immunity (CMI) has been suggested as a predictive marker for CMV infection, proper CMI monitoring strategy in CMV-seropositive recipients and optimal method are not defined. The aim of this study was to evaluate two interferon gamma release assays during early post-transplant period as a predictor of the development of CMV infection in CMV-s...

Journal: :CoRR 2010
G. R. Jithamithra B. Sundar Rajan

Abstract— A linear space-time block code (STBC) is a vector space spanned by its defining weight matrices over the real number field. We define a Quadratic Form (QF), called the Hurwitz-Radon QF (HRQF), on this vector space and give a QF interpretation of the ML decoding complexity of a STBC. It is shown that the ML decoding complexity is only a function of the weight matrices defining the code...

2016
Kristine Røren Nordén Hanne Dagfinrud Amund Løvstad Truls Raastad

Introduction. The purpose of this study was to investigate body composition, muscle function, and muscle morphology in patients with spondyloarthritis (SpA). Methods. Ten male SpA patients (mean ± SD age 39 ± 4.1 years) were compared with ten healthy controls matched for sex, age, body mass index, and self-reported level of physical exercise. Body composition was measured by dual energy X-ray a...

2010
Abdul Vahab Saadi Pralhad Kushtagi PM Gopinath Kapaettu Satyamoorthy

Genomic aneuploidy is a common cause of human genetic disorders and cytogenetic analysis of metaphase karyotypes remain the standard method to identify aneuploidies and balanced translocations. Quantitative Fluorescence PCR (QF-PCR) is an alternative method in which DNA polymorphic markers on chromosomes, is used to determine the presence of different alleles. The assay based on the use of info...

1977
Linda Keen

In this paper we give a complete description of the space QF of quasifuchsian punctured torus groups in terms of what we call pleating invariants. These are natural invariants of the boundary ∂C of the convex core of the associated hyperbolic 3-manifold M and give coordinates for the non-Fuchsian groups QF −F . The pleating invariants of a component of ∂C consist of the projective class of its ...

Journal: :Addictive behaviors 2008
R Lorraine Collins Todd B Kashdan James R Koutsky Elizabeth T Morsheimer Charlene J Vetter

Underage drinkers typically have not developed regular patterns of drinking and so are likely to exhibit situational variation in alcohol intake, including binge drinking. Information about such variation is not well captured by quantity/frequency (QF) measures, which require that drinkers blend information over time to derive a representative estimate of "typical" drinking. The Timeline Follow...

2009
Gisela Trommsdorff

7he undentanding qf whether and what kind of institutional rehabilitation is needed depmds (a) on the method used, and (b) on the objectives (values. goals etc.) (jf such analyses. TIe results 0/ such analyses qf dysJunctional or .functional element.5 depend on the .frame I!f refeunce. TIe hest methods used .for diagno.fi.5 are not very d/ective if the data are not intelpreted in a hroader fram...

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