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An effective method of optimizing geospatial metadata retrieval
2015 23rd International Conference on Geoinformatics, 2015Nowadays, many spatial data infrastructures are providing users the ability to discover, access, publish, and share geospatial data for free. Metadata plays a critical role when searching remote sensing data entities. However, as the spatial data infrastructure usually has a large number of users, the metadata database has high access concurrency ...
Jianghua Zhao +5 more
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A Framework of XML-Based Geospatial Metadata System
2006This paper presents the study of a XML-based geospatial metadata system. After a brief review about relevant XML technology, a data structure of XML document is introduced. The conversion between relational database and XML document are discussed, with emphasis on the algorithm of function form, XML file, and the algorithm appraisement.
Song Yu 0001 +2 more
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Geospatial Image Metadata Catalog Services
2009Three public geospatial image catalog services, FGDC Clearinghouse, NASA ECHO and GMU CSISS CSW, were reviewed, considering the following aspects: metadata generation, metadata ingestion, catalog service conceptual schema, query protocols and system distribution.
Yuqi Bai +4 more
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A Proposed Planetary Extension for FGDC Geospatial Metadata
2020<p>As part of USGS Astrogeology&#8217;s ongoing efforts to support planetary spatial data infrastructures (PSDI), this extension seeks to codify common descriptions of planetary geoscience data that do not have an equivalence in the Federal Geographic Data Committee (FGDC) Content Standard for Digital Geospatial Metadata (
Marc Hunter, Mark Bailen, Trent Hare
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Metadata Information Systems for Geospatial Data
2001The more information and data are produced by the actual information society, the more important become mechanisms and systems which organize the data and include information where to find which data. The most popular peculiarities of such information systems are metadata information systems (MIS) and catalogue systems (CS). The main difference between
Stefan Gobel, Uwe Jasnoch
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Automatic Creation of Crosswalk for Geospatial Metadata Standard Interoperability
2012Geospatial metadata is very important for describing, managing, querying, retrieving, exchanging and transmitting geospatial data and information resource. As the number, size and complexity of the geospatial metadata standards grow, the task of facilitating greater interoperability between different metadata standards becomes more difficult and ...
Hui Yang, Gefei Feng
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Design and Implementation of NGDC Geospatial Metadata Management System
2013As an important part of the geospatial framework, National Geospatial Data Center (NGDC) is a website which can provide potential users with convenient geospatial metadata query services. It will improve the development of Digital City strongly. This paper firstly analyzes the content of the geospatial metadata.
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edpMGB - A Metadata Editor Built as SaaS for the Brazilian Geospatial Metadata Profile
Proceedings of the 2nd International Conference on Geographical Information Systems Theory, Applications and Management, 2016Marcos Montanari +3 more
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