Metadata play a fundamental role in both DLs and SDIs. Commonly defined as qstructured data about dataq or qdata which describe attributes of a resourceq or, more simply, qinformation about dataq, it is an essential requirement for locating and evaluating available data. Therefore, this book focuses on the study of different metadata aspects, which contribute to a more efficient use of DLs and SDIs. The three main issues addressed are: the management of nested collections of resources, the interoperability between metadata schemas, and the integration of information retrieval techniques to the discovery services of geographic data catalogs (contributing in this way to avoid metadata content heterogeneity).For example, an address may be defined as a sub-class of location, and a city code may be defined as a property which only applies to addresses. And inference rules (also ... that terminological definition). Whether the 1965 Ford Mustang GTanbsp;...
|Title||:||Geographic Information Metadata for Spatial Data Infrastructures|
|Author||:||Javier Nogueras-Iso, Francisco Javier Zarazaga-Soria, Pedro R. Muro-Medrano|
|Publisher||:||Springer Science & Business Media - 2005-12-14|