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Geo-ontology is a newly risen research field in geospatial science. It was regarded as one of the most important research area in geospatial information science and digital earth. As the formal representation of geography cognition model or geography conceptual model, geo-ontology can support the description of geography concepts and semantic relationship of concept system well. Getting started with...
The integration of heterogeneous multi-source geospatial information always has been the research focus of geographic information sharing. As an efficient tool to describe, discover and retrieve the information source, metadata is the key technology the implement the integration and sharing of information sources. Metadata directory service is to describe various information use metadata as the basic...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.