نتایج جستجو برای: tv
تعداد نتایج: 16456 فیلتر نتایج به سال:
In this paper we propose a zero forcing (ZF) timevarying (TV) finite impulse response (FIR) equalizer for doublyselective (timeand frequency-selective) channels. We use the basis expansion model (BEM) to approximate the doubly-selective channel and to design the TV FIR equalizer. This allows us to turn a large TV problem into an equivalent small time-invariant (TIV) problem, containing only the...
Nowadays, despite the Internet, social networks are the main competitors of mass networks, and the number of their users is increasing day to day. Therefore, the purpose of this study is to provide a cultural model to understand the process of attracting TV audiences. This research is a practical research, and a descriptive-survey research in terms of data collection. The research orientation t...
BACKGROUND Tricuspid regurgitation (TR), if untreated, is associated with an adverse impact on long-term outcomes. In recent years, there has been an increasing enthusiasm about surgical and transcatheter treatment of patients with severe TR. We aim to evaluate the contemporary trends in the use and outcomes of tricuspid valve (TV) surgery for TR using the National Inpatient Sample. METHODS A...
One of the most frequently used notions of “structured sparsity” is that of sparse (discrete) gradients, a structure typically elicited through Total-Variation (TV) regularizers. This paper focuses on anisotropic TV-regularizers, in particular on `p-norm weighted TV regularizers for which it develops efficient algorithms to compute the corresponding proximity operators. Our algorithms enable on...
Two CHO glycosylation mutants that were previously shown to lack N-linked carbohydrates with GlcNAc beta 1,6Man alpha 1,6 branches, and to belong to the same genetic complementation group, are shown here to differ in the activity of N-acetylglucosaminyltransferase V (GlcNAc-TV) (UDP-GlcNA: alpha 1,6mannose beta-N-acetylglucosaminyltransferase V). One mutant, Lec4, has no detectable GlcNAc-TV ac...
Television (TV) viewing is known to affect children's verbal abilities and other physical, cognitive, and emotional development in psychological studies. However, the brain structural development associated with TV viewing has never been investigated. Here we examined cross-sectional correlations between the duration of TV viewing and regional gray/white matter volume (rGMV/rWMV) among 133 boys...
26 Eating while watching TV has generally been found to increase both immediate 27 and delayed energy intake. Here we examine two factors gender and habitual 28 processed-food intake – that may moderate these effects. Participants (n = 153; 95 29 women, 58 men; M age = 19.7 [SD = 2.9]; M BMI = 22.4 [SD = 3.1]) ate an ad30 libitum snack either with or without TV, followed around one hour later b...
BACKGROUND The evidence and method are limited for the associations between mortality and temperature variability (TV) within or between days. OBJECTIVES We developed a novel method to calculate TV and investigated TV-mortality associations using a large multicountry data set. METHODS We collected daily data for temperature and mortality from 372 locations in 12 countries/regions (Australia...
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