30 friday psessions h3 11.00-12.30...
TRANSCRIPT
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Geodateninfrastruktur Deutschland
Barcelona, 30.09.2016INSPIRE Conference 2016
Martin Seiler NSDI Coordination Office Germany (Kst. GDI-DE)
Quo Vadis Geospatial Metadata ?
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Assumption 1:
(Quality) Metadata is important
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3Quelle: Chris Steenmans (2014)
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SDI - Architecutre
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24.09.2014 5Source: EEA INSPIRE Dashboard (2016)
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6Source: EEA INSPIRE Dashboard (2016)
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Assumption 2:
Geospatial metadata (& search) is broken
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Complex data model
Stakeholder involvement ?
ATS / Validator missing
Semantic interoperability ?
Consistent INSPIRE-Architecture ?
Lack of automatization
Prototype Portal
IT / web trends
Inconsistency in ISO / OGC Standards
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Issues
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Assumption 3:
Broken geospatial metadata (& search) is hard to fix
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MIWP-8
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Metadata and Discovery Services were the first INSPIRE deliverables
Involvement of broader community
Dependencies within INSPIRE architecture
Dependencies on standardization bodies
…
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Challenges
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Schema issue
„CSW 2.0.2 ISO AP 1.0“ uses outdated ISO schema which can lead to unvalid metadata…
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INSPIRE Discovery Service / Metadata „CSW 2.0.2 ISO AP 1.0“
19115:2003 / 19119:2005 / 19139:2007
OGC pulished „apiso.xsd“ which is not fully compliant to ISO
19115/19119/19139
gmx:Anchor Element subsitute for CharacterString-Element
Reference to GML-Version 3.2.0
Schemavalidation ist hard to implement!
OGC Change Requests pending for 4-6 years!
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Schema issue
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Schema references (currently)
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Schema references (improved)
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ISO activities
ISO 19115-1:2014
ISO 19115-2:2009
19115-3:2016
ISO 19119:2016
19139-2:2012
…
OGC
CSW 3.0
AP ISO ?
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Standardization outlook
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Assumption 4:
Several options for the future – strategic decisions to be made
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1. Conservative: Stick with legacy data models, encodings & web
service
Secure investments in software & people
Feel unhappy with results
2. Evolution: Adapt new data models, encodings & web service
Invest in standardization, software & people
Write new TGs
does it improve the situation?
3. Revolution: pivot strategy and rethink metadata approach
Try new things, e.g. GeoDCAT
Risks: see #2
4. = (1. + 2.) | (1. + 3.) | (2. + 3.) | (1. + 2. + 3.)19
Options
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Conclusion:
The work on Geospatial Metadata is not done – this is the time to start the discussion on future
directions
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Thank you for listening!