RM-ODP for WPS Process Descriptions

RM-ODP for WPS Process Descriptions Theodor Foerster & Bastian Schäffer Geoinformatik 2011, Münster, Germany

OGC Web Service Testbed 7
Real-world interoperability
Clients, vendors, implementations, use cases
OWS-7 threads
Sensor Fusion Enablement
Aviation
Feature and Decision Fusion
http://www.opengeospatial.org/projects/initiatives/ows-7

Problem
Any process through WPS
Syntatic interoperability
Uniform XML Message encoding
Semantic interoperability missing
Automatic discovery not supported
Non-uniform textual descriptions

Web Processing Service
Geoprocessing in SDIs
From geodata to geoinformation
WPS v 1.0 since 2007
WPS Process 1 Process 2 Process n GetCapabilities DescribeProcess Execute

WPS Profiles
Profiles describe common functionality
WPS Process descriptions
Linked through URI
Textual description
Same profile  same semantics
Profile topic Editors Vector & raster based analysis Nash Analysis of 3D data Lanig & Zipf Geomarketing Walenciak & Zipf Decision support Ostlaender Feature & statistical analysis Foerster & Schaeffer

Object modeling
Distribution transparency
Conformance
Viewpoints
Reference Model for Open Distributed Processing

Uniform textual descriptions
Based on RM-ODP viewpoints
Areas of concerns
Concepts
Viewpoint Enterprise Information Computation Technology Areas of concern Objectives of processes Information models Logical decomposition of processes Technical artifacts and solutions Main concepts Artifacts, roles Data schemas Computational interfaces

WPS Profile Extension

Walkthrough WPS user URN resolver WPS WPS Profiles

Benefits
Semantic interoperability of process descriptions
Uniform textual descriptions based on RM ODP
Extension for RM ODP
Exemplary walkthrough
Feature Statistical Analysis ER
OGC 10-074

Thanks for your attention!
Theodor Foerster & Bastian Schäffer
t [email_address]
[email_address]
ifgi.uni-muenster.de
swsl.uni-muenster.de
www.52north.org/wps

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RM-ODP for WPS Process Descriptions

by Dr. Theodor Foerster on Jun 17, 2011

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RM-ODP for WPS Process Descriptions — Presentation Transcript