1. ISWG / SIF / GEOSS OOS - August, 2008 GEOSS Interoperability Steven F. Browdy (ISWG, SIF, SCC)

2. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Background Administered by GEO (Group on Earth Observations) Administered by GEO (Group on Earth Observations) –www.earthobservations.org –membership open to UN + EC (currently 72 countries plus EC) –participating organizations approved by GEO members (currently 52) intergovernmental, international, regional intergovernmental, international, regional engaged in Earth observations and related matters engaged in Earth observations and related matters Guided by 10-Year Implementation Plan (2005-2015) Guided by 10-Year Implementation Plan (2005-2015) The Vision: The Vision: “… to realize a future wherein decisions and actions for the benefit of humankind are informed by coordinated, comprehensive and sustained Earth observations and information.”

3. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Purpose and Scope Meet the need for timely and quality global information for addressing societal benefit areas. Meet the need for timely and quality global information for addressing societal benefit areas. To utilize contributing systems that span the spectrum from primary data observation to data products. To utilize contributing systems that span the spectrum from primary data observation to data products. To share data, metadata, and products. To share data, metadata, and products. Increase sharing of methods for modeling and analysis. Increase sharing of methods for modeling and analysis. To encourage the adoption of existing and new standards that support interoperability and data usability. To encourage the adoption of existing and new standards that support interoperability and data usability.

4. OOS - August, 2008ISWG / SIF / GEOSS Some Contributors to GEOSS Interoperability via Taxonomies NASA ECHO (Earth Observing System Clearing House) NASA ECHO (Earth Observing System Clearing House) SeaDataNet SeaDataNet ESONET (European Sea Floor Observatory Network) ESONET (European Sea Floor Observatory Network) GEOSS GEOSS

5. OOS - August, 2008ISWG / SIF / GEOSS NASA ECHO Provides a suite of services, including a taxonomy service which supports creation of taxonomies and taxonomy entries. Provides a suite of services, including a taxonomy service which supports creation of taxonomies and taxonomy entries. Will adopt a register entry association taxonomy to expose hierarchy of services (ebRIM). Will adopt a register entry association taxonomy to expose hierarchy of services (ebRIM).

6. OOS - August, 2008ISWG / SIF / GEOSS NASA ECHO Services

7. OOS - August, 2008ISWG / SIF / GEOSS NASA ECHO Taxonomy Service

8. OOS - August, 2008ISWG / SIF / GEOSS SeaDataNet Partnership of 49 major European institutes and marine data centers. Partnership of 49 major European institutes and marine data centers. Funded by European Union from 2006-2011. Funded by European Union from 2006-2011. The goal is to create a European-wide marine data management infrastructure that provides transparent access to data sets and data products. The goal is to create a European-wide marine data management infrastructure that provides transparent access to data sets and data products. The effort will rely on standards and interoperability. The effort will rely on standards and interoperability.

9. OOS - August, 2008ISWG / SIF / GEOSS SeaDataNet Vocabularies There exists a service to provide controlled vocabularies. There exists a service to provide controlled vocabularies. This service can be found at: This service can be found at: –http://seadatanet.maris2.nl/v_bodc_vocab/welcome.aspx Each controlled vocabulary has the following metadata for each item: Each controlled vocabulary has the following metadata for each item: –Key –Term –Abbreviation –Definition

10. OOS - August, 2008ISWG / SIF / GEOSS SeaDataNet Vocabulary List Choose a vocabulary to retrieve. Choose a vocabulary to retrieve.

11. OOS - August, 2008ISWG / SIF / GEOSS SeaDataNet Vocabulary

12. OOS - August, 2008ISWG / SIF / GEOSS ESONet Currently developing interoperability mechanisms for European ocean data. Currently developing interoperability mechanisms for European ocean data. Making use of controlled vocabularies. Making use of controlled vocabularies. Will register appropriate components, services, and special interoperability arrangements with GEOSS when implementation is complete. Will register appropriate components, services, and special interoperability arrangements with GEOSS when implementation is complete.

13. OOS - August, 2008ISWG / SIF / GEOSS GEOSS See the following slides … See the following slides …

14. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Committees Established by GEO to guide the 10-Year Implementation Plan. Established by GEO to guide the 10-Year Implementation Plan. Architecture and Data Committee Architecture and Data Committee User Interface Committee User Interface Committee Capacity Building Committee Capacity Building Committee Science and Technology Committee Science and Technology Committee

15. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Core Architecture Reached Initial Operating Capability in 2007 Reached Initial Operating Capability in 2007 Core components include Core components include –GEO Web Portal (3 candidates as of IOC) –GEOSS Clearinghouse –GEOSS Components Registry (56 as of IOC) –GEOSS Services Registry (68 as of IOC) –GEOSS Standards Registry (about 90 as of IOC)

16. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Architecture (Engineering Viewpoint)

17. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Architecture (Core Component Interaction)

18. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Architecture (GEOSS Clearinghouse)

19. OOS - August, 2008ISWG / SIF / GEOSS GEOSS Architecture (GEOSS Registries)

20. OOS - August, 2008ISWG / SIF / GEOSS Standards Registry Contains the standards register (97) and the special interoperability arrangements register (5). Contains the standards register (97) and the special interoperability arrangements register (5). Based upon ISO 19135, but not fully compliant. Based upon ISO 19135, but not fully compliant. Uses URNs for unique identification within the register, and for association with the Services Registry. These are either official or automatically generated by the registry upon input. Uses URNs for unique identification within the register, and for association with the Services Registry. These are either official or automatically generated by the registry upon input. Requires use of standards taxonomy to support search and discovery of standards and special arrangements. Requires use of standards taxonomy to support search and discovery of standards and special arrangements.

21. OOS - August, 2008ISWG / SIF / GEOSS Existing Standards Taxonomy Linear, few categories, entries skewed. Linear, few categories, entries skewed. Too broad to associate well with standards. Too broad to associate well with standards. Let’s take a look! Let’s take a look!

22. OOS - August, 2008ISWG / SIF / GEOSS Existing Standards Taxonomy Metadata (33) Metadata (33) Data Format (15) Data Format (15) Catalog/Registry Service (24) Catalog/Registry Service (24) Data Access (14) Data Access (14) Streaming Protocols (6) Streaming Protocols (6) Semantics Semantics Portrayal and Display Service (4) Portrayal and Display Service (4) Data Acquisition (3) Data Acquisition (3) Engineering Process (1) Engineering Process (1) Data Transformation Services (2) Data Transformation Services (2) QA/QC (3) QA/QC (3) Schema (1) Schema (1) Modeling, Simulation, or Analytic Processing Service Modeling, Simulation, or Analytic Processing Service Archival (0) Archival (0) Communications and Telecommunications (0) Communications and Telecommunications (0) Development Environments and Software Languages (0) Development Environments and Software Languages (0) Technical Documentation (0) Technical Documentation (0)

23. OOS - August, 2008ISWG / SIF / GEOSS Existing Standards Taxonomy Category Description Examples

24. OOS - August, 2008ISWG / SIF / GEOSS Standards Taxonomy Goals Generate a finer-grained controlled vocabulary with user community input. Generate a finer-grained controlled vocabulary with user community input. Associate primary taxonomy category with standards, as well as secondary categories. Associate primary taxonomy category with standards, as well as secondary categories. Look into use/adaptation of SWEET, MMI resources, and other possible collaborations. Look into use/adaptation of SWEET, MMI resources, and other possible collaborations. Associate the finished product with the GEOSS Standards Registry to enable efficient search for standards to associate with registered services. Associate the finished product with the GEOSS Standards Registry to enable efficient search for standards to associate with registered services. and … and … Apply ebRIM association taxonomy to relate Standards Register entries. Apply ebRIM association taxonomy to relate Standards Register entries.

25. OOS - August, 2008ISWG / SIF / GEOSS Provisional Standards Taxonomy

26. OOS - August, 2008ISWG / SIF / GEOSS Provisional Standards Taxonomy

27. OOS - August, 2008ISWG / SIF / GEOSS Provisional Standards Taxonomy

28. OOS - August, 2008ISWG / SIF / GEOSS Another Standard ? The ISWG is getting ready to issue a CFP to engage in an effort to look into developing a standard, or guide, or best practice, for creating earth observation taxonomies and ontologies, and creating standards taxonomies and ontologies. The ISWG is getting ready to issue a CFP to engage in an effort to look into developing a standard, or guide, or best practice, for creating earth observation taxonomies and ontologies, and creating standards taxonomies and ontologies. This will be a collaborative effort with existing resources, assets, and experts. This will be a collaborative effort with existing resources, assets, and experts.

29. OOS - August, 2008ISWG / SIF / GEOSS Best Practices Registry It is currently a wiki. It is currently a wiki. It is found at: It is found at: –http://wiki.ieee-earth.org/Best_Practices There is an ontology area that has just been formed. There is an ontology area that has just been formed.

30. OOS - August, 2008ISWG / SIF / GEOSS Best Practices Registry

31. OOS - August, 2008ISWG / SIF / GEOSS Possible Areas of Synergy (MMI and GEOSS) Taxonomy/Ontology collaboration. Taxonomy/Ontology collaboration. Registration of metadata tools as components and services in the GEOSS registries. Registration of metadata tools as components and services in the GEOSS registries. Contribution to the GEOSS Best Practices Registry (MMI Guides, Case Studies, etc.). Contribution to the GEOSS Best Practices Registry (MMI Guides, Case Studies, etc.).

32. OOS - August, 2008ISWG / SIF / GEOSS The End

33. OOS - August, 2008ISWG / SIF / GEOSS GEOSS AIP Architecture Implementation Pilot Architecture Implementation Pilot –a call for participation to engage the scientific community in deploying requested components, services, portals, etc. that serve as case studies for the GEOSS initiative. –a mechanism to test the operating capability of the core GEOSS architecture. –Details about the AIP Phase 2 can be found at: http://www.ogcnetwork.net/AIpilot http://www.ogcnetwork.net/AIpilot –CFP can be found at: http://www.ogcnetwork.net/AIPphase2CFP http://www.ogcnetwork.net/AIPphase2CFP Submissions requested by Sep. 1, 2008, but will be accepted all through AIP Phase 2. Submissions requested by Sep. 1, 2008, but will be accepted all through AIP Phase 2.