نتایج جستجو برای: sign effect

تعداد نتایج: 1691057  

2011
W. T. CHONG S. C. POH A. FAZLIZAN K. C. PAN

A novel shrouded wind-solar hybrid renewable energy and rain water harvester with an omni-directional-guide-vane (ODGV) for urban high-rise application is introduced. The ODGV surrounds the vertical axis wind turbine (VAWT) and enhances the VAWT performance by increasing the on-coming wind speed and guiding it to an optimum flow angle before it interacts with the rotor blades. An ODGV scaled mo...

Journal: :Internal Medicine 2011

Journal: :Journal of Neurology, Neurosurgery & Psychiatry 2000

Journal: :Case Reports 2013

Journal: :Nature Nanotechnology 2006

Journal: :Ear, Nose & Throat Journal 2018

Journal: :Journal of Advances in Internal Medicine 2013

Journal: :Case Reports 2013

Journal: :Journal of the Royal Statistical Society. Series B, Statistical methodology 2010
Tyler J VanderWeele James M Robins

Formal rules governing signed edges on causal directed acyclic graphs are described in this paper and it is shown how these rules can be useful in reasoning about causality. Specifically, the notions of a monotonic effect, a weak monotonic effect and a signed edge are introduced. Results are developed relating these monotonic effects and signed edges to the sign of the causal effect of an inter...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1390

abstract: advertisements are the most accessible type of authentic materials, and this is one reason why they are used more and more in english teaching classes. for this cause, studies in the field of advertisements are very widespread nowadays. for pun is one aspect which makes advertisements more interesting, it is used more than before in advertisements. use of puns makes an advertisement m...

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