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June 30th, 2008
OGC Requests Comments on Web Coverage Standard Extensions

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PR — The Open Geospatial Consortium, Inc.
(OGC) membership approved a 30 day public comment period for a
revision to the OpenGIS® Web Coverage Service (WCS) Interface
Standard. The revision includes two extensions to WCS: the WCS 1.1
Transaction Extension and the Web Coverage Processing
Service Processing (WCPS) Extension.
The WCS Interface Standard (
specifies an application programming interface (API) for requesting
coverage data, such as imagery, from one or more distributed sources.

The WCS 1.1 Transaction Extension defines how WCS clients can request
that a WCS server import one or more new coverages into that server,
update existing coverages, and/or delete existing coverages.

The WCPS Extension adds a raster expression language to WCS which
allows analysis and processing of multi-dimensional grid coverage data
over the World Wide Web. Resulting coverages can be transmitted
directly or made available for download by URLs communicated to the

The Request for Comments (RFC) document can be downloaded from Comments are
due by July 30, 2008.

The OGC® is an international consortium of more than 365
companies, government agencies, research organizations, and
universities participating in a consensus process to develop publicly
available geospatial standards. OpenGIS® Standards support
interoperable solutions that "geo-enable" the Web, wireless
and location-based services, and mainstream IT. OGC Standards empower
technology developers to make geospatial information and services
accessible and useful with any application that needs to be
geospatially enabled. Visit the OGC website at

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