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Deutscher Wetterdienst GISC DWD Markus Heene, DWD

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Presentation on theme: "Deutscher Wetterdienst GISC DWD Markus Heene, DWD"— Presentation transcript:

1 Deutscher Wetterdienst GISC DWD Markus Heene, DWD

2 Page: 2 GISC DWD GISC DWD - Timeline  05/2010 First preoperational GISC in WIS  09/2010 Endorsement ET-GDDP  11/2010 CBS Recommendation  05/2011 Designation from WMO CG XVI  09/2011 Operations

3 Page: 3 GISC DWD GISC DWD - Services  Discover Access and Retrieval  Flexible Subscription Services –Time triggered –Event triggered  Metadata Editor  Hosting WIS Centre

4 Page: 4 GISC DWD Contributions to WIS  DWD participates several ETs, ICG, …  Released Metadata catalogue performance study to community  Geonetwork improvements  Shared results of DAR Metadata analysis with WIS community  Active member of jOAI community  DAR Metadata Generator  Released SRU2JDBC in co-operation with WMO as Open Source  AFD (Automatic File Distributor) flexible Open Source distribution software  Contribute expert for WIS Jump Start Offer  Support WMO WIS Branch with staff

5 Page: 5 GISC DWD  Connected DCPC –ECMWF –EUMETSAT –Arctic Data Centre ( –DKRZ –AWI –DLR –ESA (Italy) –…

6 Page: 6 GISC DWD Workflow – Connect DCPC – Metadata Exchange

7 Page: 7 GISC DWD Workflow- Details  Step 1 –Kick-off: Workshop, Telephone Conference, Conversation Exchange Details: Scope of DCPC, WIS, Roles and Responsibility, … GISC provides WIS documentation DCPC provides ISO 19139 conform DAR Metadata  Step 2 –Check DAR Metadata GISC validates Metadata record (ISO 19139) GISC imports Metadata record Granularity: 100 or 1.000.000 Metadata records ? Necessary Elements: fileIdentifier and dateStamp (required for update but not ISO 19139 mandatory) Check Online Resource Check WMO recommendations

8 Page: 8 GISC DWD Workflow- Details  Step 3: –GISC explains implemented procedures for Metadata exchange OAI – standard for GISC to GISC Metadata exchange -DCPC provides OAI Server Address and OAI Set Name -GISC configures harvesting procedure FTP – optional exchange procedure for DCPC or NC -Agree on push or pull – exchange server and account details -Agree on delete procedure  Step 4: –Test exchange procedure – functional tests Use Cases: Create, Update, Delete Metadata Record OAI -Incremental Harvesting – time attribute -Delete Operation – is optional according to OAI Spec FTP -Test agreed delete Procedure

9 Page: 9 GISC DWD Workflow- Details  Step 5 –Operation test-phase Integration of DCPC into OAI test bed Bulk tests Check robustness and reliability  Step 6 –Operation phase if all tests passed and communication established

10 Page: 10 GISC DWD Q&A

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