نتایج جستجو برای: adf

تعداد نتایج: 2787  

1999
James OKELLO Yoshio ITOH Yutaka FUKUI Masaki KOBAYASHI

Adaptive infinite impulse response (IIR) digital filter implemented using a cascade of second order direct form allpass filters and a finite impulse response (FIR) filter, has the property of its poles converging to those of the unknown system. In this paper we implement the adaptive allpass-FIR digital filter using a lattice allpass filter with minimum number of multipliers. We then derive a s...

2011
Peter C.B. Phillips Shu-Ping Shi Jun Yu Peter C. B. Phillips Shuping Shi

Right-tailed unit root tests have proved promising for detecting exuberance in economic and financial activities. Like left-tailed tests, the limit theory and test performance are sensitive to the null hypothesis and the model specification used in parameter estimation. This paper aims to provide some empirical guidelines for the practical implementation of right-tailed unit root tests, focussi...

2012
Peter D Nellist M D Shannon P D Nellist

One of the most useful and apparently straightforward attributes of annular darkfield (ADF) STEM imaging is the ability to image heavy atoms on relatively light substrates using Z-contrast (High-Angle ADF) imaging. From multislice calculations, however, some isolated heavy atoms, e.g. Re, can go undetected in a thin Co matrix in standard aberrationcorrected HAADF-STEM imaging of catalyst nanopa...

Journal: :Proceedings of the International Astronomical Union 2014

2006
Fang Xu Helmut Herwartz

We investigate for 26 OECD economies if their current account imbalances are driven by stochastic trends. Standard ADF results are contrasted with tests accounting for the bounded support of the current account. Neglecting the latter feature might give misleading results in the sense that ADF based conclusions are biased towards the rejection of unit root features. The current account imbalance...

Journal: :PLoS ONE 2008
Joanne S. Allard Leonie K. Heilbronn Carolina Smith Nicole D. Hunt Donald K. Ingram Eric Ravussin Rafael de Cabo

Calorie restriction (CR) produces several health benefits and increases lifespan in many species. Studies suggest that alternate-day fasting (ADF) and exercise can also provide these benefits. Whether CR results in lifespan extension in humans is not known and a direct investigation is not feasible. However, phenotypes observed in CR animals when compared to ad libitum fed (AL) animals, includi...

Journal: :Journal of neurochemistry 2010
Xiangru Xu Mohamed R Mughal F Scott Hall Maria T G Perona Paul J Pistell Justin D Lathia Srinivasulu Chigurupati Kevin G Becker Bruce Ladenheim Laura E Niklason George R Uhl Jean Lud Cadet Mark P Mattson

Because the olfactory system plays a major role in food consumption, and because 'food addiction' and associated morbidities have reached epidemic proportions, we tested the hypothesis that dietary energy restriction can modify adverse effects of cocaine on behavior and olfactory cellular and molecular plasticity. Mice maintained on an alternate day fasting (ADF) diet exhibited increased baseli...

2011
Samira Eshghinia

OBJECTIVE: Obesity is a worldwide health problem, with increasing prevalence associated with an increased risk of chronic diseases. Decrease in energy intake has been shown to lower the risk of coronary artery disease (CAD) in obese. The common form of dietary restriction is daily calorie restriction (CR). Another form is alternate-day fasting (ADF). The ability of modified ADF to facilitate we...

Journal: :Journal of animal science 1991
G D Sunvold R C Cochran

Six steers (BW = 436 +/- 15 kg) were assigned randomly to alfalfa, bromegrass, or prairie hay diets in a replicated 3 x 3 Latin square design to evaluate the efficacy of different internal markers for estimating OM digestibility (OMD). Internal markers used to estimate OMD included ADL, alkaline peroxide lignin (APL), AIA, and indigestible ADF (IADF), which consisted of a 144-h in vitro incubat...

Journal: :Therapeutic advances in drug safety 2015
Kyle Simon

This article evaluates abuse-deterrent formulations (ADFs) as a method to reduce prescription drug abuse while ensuring access to vital medications for individuals with legitimate need; assesses the pros and cons of ADFs and the current state of ADF adoption in the market; and develops policy recommendations to transition the market to ADFs. Although abuse-deterrent technology is still in its n...

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