An Integrated Hydrologic Modeling and Data Assimilation Framework.

The article discusses the Land Information System (LIS), a multiscale infrastructure for hydrologic modeling and data assimilation which was developed by the United States' National Aeronautics & Space Administration. LIS integrates satellite and ground-based observations and land-surface modeling m...

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Bibliographic Details
Published in:Computer (00189162) Vol. 41; no. 12; pp. 52 - 60
Main Authors: Kumar, Sujay, Peters -Lidard, Christa, Yudong Tian, Reichie, Rolf, Geiger, James, Alonge, Charles, Eylander, John, Houser, Paul
Format: Article
Published: IEEE Dec2008
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Online Access:View this record in EBSCOhost
Description
Summary:The article discusses the Land Information System (LIS), a multiscale infrastructure for hydrologic modeling and data assimilation which was developed by the United States' National Aeronautics & Space Administration. LIS integrates satellite and ground-based observations and land-surface modeling methods to support applications that can be used in water-resource and agricultural management, statistical weather prediction, and assessment of air quality and military mobility. The discussion focuses on the features of a land data assimilation system such as its software architecture and high-computing technology, its modularity, reusability, extensibility, and inversion control, and its Earth system modeling standards.