نتایج جستجو برای: distribution mapping

تعداد نتایج: 793039  

Journal: :Remote Sensing 2022

Seafloor topography and grain size distribution are pivotal features in marine coastal environments, able to influence benthic community structure ecological processes at many spatial scales. Accordingly, there is a strong interest multiple research disciplines obtain seafloor geological and/or habitat maps. The aim of this study was provide novel, automatic simple model high-resolution maps, u...

Journal: :journal of research in medical sciences 0
maasoumeh rashidi department of geography, isfahan university, isfahan, iran mohammad hossein ramesht moein zohary parinaz poursafa roya kelishadi zeinab rashidi

background: national institute of environmental health sciences (niehs) scientists shows that long-term exposure to air pollutants increases the risk of respiratory diseases such as allergies, asthma, chronic obstructive pulmonary disease, and lung cancer. children and the elderly are particularly vulnerable to the health effects of ozone, fine particles, and other airborne toxicants. air pollu...

Journal: :The journal of physical chemistry. A 2005
G V Gibbs D F Cox N L Ross T D Crawford R T Downs J B Burt

The electron localization function (ELF) and experimental and theoretical deformation electron density maps are compared for several earth materials and one representative molecule. The number and arrangement of the localized one-electron probability density domains generated in a mapping of the ELF correspond to the number and arrangement of the localized electron density domains generated in ...

پایان نامه :0 1391

بیمه گران همیشه بابت خسارات بیمه نامه های تحت پوشش خود نگران بوده و روش هایی را جستجو می کنند که بتوانند داده های خسارات گذشته را با هدف اتخاذ یک تصمیم بهینه مدل بندی نمایند. در این پژوهش توزیع های فیزتایپ در مدل بندی داده های خسارات معرفی شده که شامل استنباط آماری مربوطه و استفاده از الگوریتم em در برآورد پارامترهای توزیع است. در پایان امکان استفاده از این توزیع در مدل بندی داده های گروه بندی ...

2013
Joel Horowitz Joel L. Horowitz

A parameter of an econometric model is identified if there is a one-to-one or many-to-one mapping from the population distribution of the available data to the parameter. Often, this mapping is obtained by inverting a mapping from the parameter to the population distribution. If the inverse mapping is discontinuous, then estimation of the parameter usually presents an illposed inverse problem. ...

Journal: :bulletin of the iranian mathematical society 2011
x. qin s. m. kang m. shang

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