ISWG / SIF / GEOSS OOSSIW - November, 2008 GEOSS “Interoperability” Steven F. Browdy (ISWG, SIF, SCC)

OOSSIW - November, 2008ISWG / SIF / GEOSS GEOSS Background Administered by GEO (Group on Earth Observations) Administered by GEO (Group on Earth Observations) – –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 ( ) Guided by 10-Year Implementation Plan ( ) 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.”

OOSSIW - November, 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.

OOSSIW - November, 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

OOSSIW - November, 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)

OOSSIW - November, 2008ISWG / SIF / GEOSS GEOSS Architecture (Engineering Viewpoint)

OOSSIW - November, 2008ISWG / SIF / GEOSS GEOSS Architecture (Core Component Interaction) MMI Other User Groups

OOSSIW - November, 2008ISWG / SIF / GEOSS GEOSS Architecture (Core Component Interaction)

OOSSIW - November, 2008ISWG / SIF / GEOSS GEOSS Architecture (GEOSS Clearinghouse)

OOSSIW - November, 2008ISWG / SIF / GEOSS GEOSS Architecture (GEOSS Registries)

OOSSIW - November, 2008ISWG / SIF / GEOSS Critical GEOSS Use Case ???

OOSSIW - November, 2008ISWG / SIF / GEOSS Standards Taxonomy Effort Required for quick search and discovery of standards and special arrangements. Required for quick search and discovery of standards and special arrangements. Helps facilitate seamless registration of standards when entering services. Helps facilitate seamless registration of standards when entering services. Is the first step towards ontology development. Is the first step towards ontology development.

OOSSIW - November, 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!

OOSSIW - November, 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)

OOSSIW - November, 2008ISWG / SIF / GEOSS Existing Standards Taxonomy Category Description Examples

OOSSIW - November, 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. Use MMI resources and other possible collaborations. Use 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, or acceptable profile, association taxonomy to relate Standards Register entries. Apply ebRIM, or acceptable profile, association taxonomy to relate Standards Register entries.

OOSSIW - November, 2008ISWG / SIF / GEOSS Provisional Standards Taxonomy

OOSSIW - November, 2008ISWG / SIF / GEOSS Provisional Standards Taxonomy

OOSSIW - November, 2008ISWG / SIF / GEOSS Provisional Standards Taxonomy

OOSSIW - November, 2008ISWG / SIF / GEOSS Taxonomy Category Properties name definition properties associations comment parent

OOSSIW - November, 2008ISWG / SIF / GEOSS Taxonomy Examples Name: Quality Definition: Standards specific to the procedures and algorithms needed to decrease uncertainty and improve validity of acquired data, and associated processes and systems. Parent: Production Cycle Rules and Standards Name: Quality Assurance Definition: Standards specific to the design of procedures and algorithms necessary to provide confidence that requirements are met prior to data acquisition. Comment: The phrase 'data acquisition’, and variants, will include data received from physical sensors, models, humans, data feeds, etc. May need an associated category for confidence metrics. Parent: Quality

OOSSIW - November, 2008ISWG / SIF / GEOSS Taxonomy Examples Name: In-Situ Parent: Infrastructures Name: In-Situ Parent: Earth Observation Techniques Good naming convention needed ???

OOSSIW - November, 2008ISWG / SIF / GEOSS Lessons Learned Involve a separate review group. Involve a separate review group. Limit debate time. Limit debate time. Keep track of potential properties and associations for ontological efforts. Keep track of potential properties and associations for ontological efforts. Adopt common phrases for organization and continuity. Adopt common phrases for organization and continuity. Adopt a “glossary” of secondary definitions to support the main vocabulary. Adopt a “glossary” of secondary definitions to support the main vocabulary.

OOSSIW - November, 2008ISWG / SIF / GEOSS Another Standard ? The ISWG is about 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 about 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.

OOSSIW - November, 2008ISWG / SIF / GEOSS Best Practices Registry It is currently a wiki. It is currently a wiki. It is found at: It is found at: – There is an ontology area that has just been formed. There is an ontology area that has just been formed.

OOSSIW - November, 2008ISWG / SIF / GEOSS Best Practices Registry

OOSSIW - November, 2008ISWG / SIF / GEOSS Possible Areas of Synergy (MMI and GEOSS) Taxonomy/Ontology collaboration. Taxonomy/Ontology collaboration. –with ISWG and SIF –with new GEO ontology task (can give broader recognition to MMI) Registration of taxonomies and ontologies at MMI. Registration of taxonomies and ontologies at MMI. 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.). Discussions regarding applications and resources needed based upon GEOSS use cases. Discussions regarding applications and resources needed based upon GEOSS use cases.

OOSSIW - November, 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: –CFP can be found at: 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.

OOSSIW - November, 2008ISWG / SIF / GEOSS The End