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Demonstration of OGC Web Mapping Services

Demonstration Overview. Infrastructure requirementsWeb Mapping Service elementsCapabilitiesFuture possibilities. Principles. Today's demo illustrates the service of maps from multiple servers to a single web browser window where data can be viewed together.Such multi-server interfaces can be im

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Demonstration of OGC Web Mapping Services

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    1. Demonstration of OGC Web Mapping Services Doug Nebert FGDC/GSDI Secretariat

    2. Demonstration Overview Infrastructure requirements Web Mapping Service elements Capabilities Future possibilities

    3. Principles Today’s demo illustrates the service of maps from multiple servers to a single web browser window where data can be viewed together. Such multi-server interfaces can be implemented within an organization, across multiple agencies, or to a full public audience.

    4. OGC Web Mapping Services This demonstration shows only the use of the OGC Web Mapping Service Specification 1.0 – a simple map service Several OGC members including ESRI, MapInfo, AutoDesk, and Intergraph provide WMS-compliant solutions for map service that have additional service capabilities Open-source software also exists for experimentation and small-scale service

    5. OGC Web Map Specification getCapabilities – retrieves the map server information including layer names, styles, and projections supported getMap – requests a picture of a certain size and format to the client (JPEG, GIF, PNG) getFeatureInfo – allows query of feature behind map server and returns attributes to client

    6. Demo Environment

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