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CEDAR: A Comprehensive Empirical Model for Global Convection

CEDAR: A Comprehensive Empirical Model for Global Convection
CEDAR:全球对流的综合经验模型
批准号:
9102316
负责人:
J Michael Ruohoniemi
金额:
$11.7万
依托单位:
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
1991
资助国家:
美国
项目状态:
已结题
起止时间:
1991-09-01 至 1993-08-31

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中文摘要
翻译
有关磁层等离子体对流的信息是为了了解许多大气过程。尽管已经用许多仪器进行了广泛的测量,但对于全球对流的性质仍然存在相当大的分歧。这一经验模型的目的。我们将生成一个数据库,其中包含由位于米尔斯通山、鹅湾和Sondre Stromfjord的雷达进行的所有对流测量作为其核心。我们还将汇编一个数据库,其中包含可对全球对流状态进行参数化的指标值。将探索几种将数据数学归结为模型的方法。一个重要的产品将是与建模相关的方差估计。通过对观测资料的分类和方差的研究,确定全球对流的特征状态,并确定具有最大参数化值的指数。
英文摘要
Information on the convection of magnetospheric plasma is for understanding many atmospheric processes. Although extensive measurements have been made with many instruments, there remains considerable disagreement about the nature of the global convection. The purpose of this empirical model. We will generate a database that has as its core all the convection measurements made by the radars located at Millstone Hill, Goose Bay, and Sondre Stromfjord. We will also assemble a database consisting of the values od the indices that may parameterize the state of the global convection. Several approaches to the mathematical reduction of the data to models will be explored. An important product will be estimates of the variance associated with the modeling. By binning the observational data and studying the variances, the characteristic states of the global convection will be determined and the indices of greatest parameterizing value identified.
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Collaborative Research: Super Dual Auroral Radar Network (SuperDARN) Operations, Research and Community Support
EarthCube Data Capabilities: Collaborative Proposal: Assimilative Mapping of Geospace Observations
Collaborative Research: CEDAR--Quantifying Ion Drifts in the Mid-latitude Ionosphere and Their Coupling to the Neutral Atmosphere
Collaborative Research: SuperDARN Space Weather Radar - Operations, Research, and Community Support
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