نتایج جستجو برای: intensity measure im

تعداد نتایج: 566523  

Journal: :Monthly Notices of the Royal Astronomical Society 2021

Intensity mapping (IM) with neutral hydrogen is a promising avenue to probe the large scale structure of Universe. In this paper, we demonstrate that using 64-dish MeerKAT radio telescope as connected interferometer, it possible make statistical detection HI in post-reionization With MIGHTEE (MeerKAT International GHz Tiered Extragalactic Exploration) survey project observing L-band ($856 < \nu...

Journal: :Bulletin of Earthquake Engineering 2021

Abstract Regional earthquake early warning (EEW) alerts and related risk-mitigation actions are often triggered when the expected value of a ground-motion intensity measure (IM), computed from real-time magnitude source location estimates, exceeds predefined critical IM threshold. However, shaking experienced in mid- to high-rise buildings may be significantly different that on ground, which co...

Abstract: Energy intensity is a measure of the energy efficiency of a nation&rsquo;s economy. Many factors influence a country&rsquo;s energy intensity. In this paper, however, we note the effective factors of energy intensity and decompose it by applying Logistic Smooth Transition Regression (LSTR) in Iran during the period 1980- 2013. The main factors are the ratio of the added value of se...

Journal: :Advances in Physical Education 2022

Motivation is an important factor in getting athletes to reach their maximal potential, but no questionnaire or scale observe motivation during exercise has been developed. Objective: The first aim of this study was test the validity and reliability a new French Multidimensional Scale Effort (MMSE) constructed determine Intrinsic (IM), External Regulation (ExtR), Introjected (IntroR), Identifie...

2009
Mark Roantree Michael Whelan Jie Shi Niall Moyna

The deployment of sensor networks is both widespread and varied with more niche applications based on these networks. In the case study provided in this work, the network is provided by two football teams with sensors generating continuous heart rate values for the duration of the activity. In wireless networks such as these, the requirement is for complex methods of data management in order to...

2016
Lee Gao

This paper establishes an econometric framework to construct a systematic risk factor from textual data, by linking a beta pricing model with a language model based on machine learning techniques. In this framework, the distributions of stock returns and words in associated documents are determined by a common underlying systematic risk factor (text-implied risk). The exposure to the text-impli...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1390

any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...

Journal: :Applied optics 2000
H Beyenal Z Lewandowski C Yakymyshyn B Lemley J Wehri

We have constructed tapered fiber-optic microsensors with a tip diameter of less than 10 microm to measure profiles of backscattered light in biofilms, which are thin layers of micro-organisms firmly attached to surfaces. The observed response agrees well with local effective diffusivity microelectrode measurements, with R(2) > 0.85. A strong relation between signal intensity and wavelength has...

Journal: :Management Science 2012
Frans de Roon Marta Szymanowska

U.S. stock portfolios sorted on size, momentum, transaction costs, M/B, I/A and ROA ratios, and industry classification show considerable levels and variation of return predictability, inconsistent with asset pricing models. This means that a predictable risk premium is not equal to compensation for systematic risk as implied by asset pricing theory (Kirby 1998). We show that introducing market...

Journal: :Foot & ankle international 2008
Austin T Fragomen Kathleen N Meyers Nicole Davis Hengsheng Shu Timmothy Wright S Robert Rozbruch

BACKGROUND In difficult ankle arthrodesis situations, intramedullary (IM) arthrodesis nails and external fixation are often considered in lieu of standard fusion techniques. The purpose of this study was to compare the amount of micromotion measured across an ankle fusion site stabilized with either an IM nail or with the Ilizarov external fixator. MATERIALS AND METHODS The relative bone mine...

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