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State of the TCG Christophe Arviset For the TCG. TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 2 Technical Coordination Group Technical.

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Presentation on theme: "State of the TCG Christophe Arviset For the TCG. TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 2 Technical Coordination Group Technical."— Presentation transcript:

1 State of the TCG Christophe Arviset For the TCG

2 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 2 Technical Coordination Group Technical Coordination amongst WGs/IGs Technical Coordination amongst WGs/IGs Liaison with IVOA Exec Liaison with IVOA Exec Specific role in Recommendation Process Specific role in Recommendation Process WG/IG chairs 3 years term ending WG/IG chairs 3 years term ending

3 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 3 TCG Charter 1.1 Small updates to reflect the comments that had come from RFC review in the IVOA Document Standard v1.2 Small updates to reflect the comments that had come from RFC review in the IVOA Document Standard v1.2 Strengthen TCG meetings organization and coordination

4 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 4 TCG F2F #01 Meeting May Victoria 1. Review and update IVOA top level architecture 2. Study main Science use cases for the VO 3. Discuss and review TCG organization

5 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 5 TCG F2F#1 Participants TCG - Christophe and Severin TCG - Christophe and Severin Apps WG – Tom and Mark Apps WG – Tom and Mark DAL WG – Keith and Jesus DAL WG – Keith and Jesus DM WG - Mireille DM WG - Mireille GWS WG – Matthew GWS WG – Matthew Registry WG - Ray Registry WG - Ray Semantics WG – Sebastien Semantics WG – Sebastien VOEvent WG - Rob VOEvent WG - Rob VOTable WG – Francois VOTable WG – Francois Std & Proc Ctte– Francoise Std & Proc Ctte– Francoise Theory IG – Herve Theory IG – Herve IVOA – Fabio and Paolo IVOA – Fabio and Paolo

6 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 6 IVOA Top Level Architecture What? 2 views required 1. (level 0) view for public consumption Global, generic, minimize VO jargon Global, generic, minimize VO jargon Readable by all, not too technical Readable by all, not too technical 2. (level 1) view for IVOA and VO needs Extension of (level 0) Extension of (level 0) More detailed, all IVOA standards mentioned More detailed, all IVOA standards mentioned Clear connections between IVOA standards (helps the TCG review, the inter-dependency) Clear connections between IVOA standards (helps the TCG review, the inter-dependency) Shows what is need to implement VO (as a Data Centre, an Apps developer, an astronomer, …) Shows what is need to implement VO (as a Data Centre, an Apps developer, an astronomer, …)

7 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 7 IVOA Architecture In progress

8 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 8 IVOA Architecture Getting there

9 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 9 IVOA Architecture – Level 0

10 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 10 IVOA Architecture – Level 1

11 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 11 IVOA Architecture – Level 2

12 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 12 IVOA Architecture In action - TOPCAT

13 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 13 IVOA Architecture In action - TOPCAT

14 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 14 IVOA Architecture In action - VOSpec

15 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 15 IVOA Architecture In action - VOSpec

16 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 16 IVOA Architecture In action – Image Publishing

17 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 17 IVOA Architecture In action – Observation Publishing

18 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 18 Updated IVOA Architecture Including all existing IVOA REC standards Including all existing IVOA REC standards Including all (planned) upcoming IVOA standards Including all (planned) upcoming IVOA standards Clearer IVOA Technical Picture Clearer IVOA Technical Picture For the public For the public For the IVOA For the IVOA For the WG and IGs For the WG and IGs For the VO implementers For the VO implementers

19 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 19 IVOA Architecture Next steps Finalize and write IVOA Note with updated Architecture Finalize and write IVOA Note with updated Architecture For all upcoming standards, include IVOA architecture showing where the standards fits in it For all upcoming standards, include IVOA architecture showing where the standards fits in it (editorial) Update of all existing standards with similar change ? (editorial) Update of all existing standards with similar change ? (side question) we might need a fast track for IVOA standards for this type of change (side question) we might need a fast track for IVOA standards for this type of change

20 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 20 Science Cases Drive TCG work from science requirements coming from the community Drive TCG work from science requirements coming from the community 3 main science cases coming from the IVOA Take-up Committee 3 main science cases coming from the IVOA Take-up Committee SED building SED building Search by list of sources + search on class Search by list of sources + search on class VO Portal VO Portal Brainstorming sessions and compilation to determine IVOA standards required to address these science cases Brainstorming sessions and compilation to determine IVOA standards required to address these science cases

21 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 21 SED Building Document SED part of the model SED data provider cookbook (NOTE) TAP to be used as well ?

22 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 22 Search by list of sources Search by class of sources Source DM to be considered as well ?

23 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 23 VO Portal Discussion about the concept Discussion about the concept More a VO Tools discovery portal More a VO Tools discovery portal Not a data discovery portal Not a data discovery portal Linked with overall IVOA Web reorganization Linked with overall IVOA Web reorganization EXEC FM34S-6 on AL EXEC FM34S-6 on AL Site of the astronomer Site of the astronomer Dynamic list of VO Tools Dynamic list of VO Tools Curation issues Curation issues

24 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 24 Science Cases Next steps Some standards to be finalized Some standards to be finalized Some standards to be updated Some standards to be updated New standards to be developed New standards to be developed To be endorsed by the EXEC To be endorsed by the EXEC To be taken into account in WG / IG upcoming work plan and reflected in Technical Assessment and Roadmap for 2010 To be taken into account in WG / IG upcoming work plan and reflected in Technical Assessment and Roadmap for 2010

25 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 25 Validation and Verification 1/2 Two dedicated sessions planned during this interop Two dedicated sessions planned during this interop Discussions about the process at TCG F2F Discussions about the process at TCG F2F Inter-dependency and consistency of standards amongst WGs Inter-dependency and consistency of standards amongst WGs Normally addressed through TCG review Normally addressed through TCG review Now made clearer with updated IVOA Architecture Now made clearer with updated IVOA Architecture Inconsistencies of Registry entries Inconsistencies of Registry entries To be addressed by Registry WG To be addressed by Registry WG

26 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 26 Validation and Verification 2/2 Validation and Verification of standards implementation Validation and Verification of standards implementation To be addressed by each WG To be addressed by each WG At next Nara Interop At next Nara Interop Special standards implementation and feedback session for each WG (joint sessions if more adequate) Special standards implementation and feedback session for each WG (joint sessions if more adequate) Each WG chair to look at all existing implementations of the WG standards, learn from these, and determine if modifications / improvements of the standards are required Each WG chair to look at all existing implementations of the WG standards, learn from these, and determine if modifications / improvements of the standards are required For the main Science cases For the main Science cases Contact name from the Committee on Science Priorities Contact name from the Committee on Science Priorities Regular implementation report in Apps sessions Regular implementation report in Apps sessions

27 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 27 Standards into RECs since last Interop SIAP v1.0 (legacy version) SIAP v1.0 (legacy version) VOTable 1.2 VOTable 1.2 Credential Delegation Protocol v1.01 Credential Delegation Protocol v1.01 All three in November 2009 All three in November 2009 TAP 1.0 TAP 1.0 February 2010 February 2010 IVOA Document Standards v1.2 IVOA Document Standards v1.2 March 2010 March 2010 Including small updates on TCG Charter Including small updates on TCG Charter

28 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 28 State of the TCG Standards in REC process Standards in REC process Technical Assessment and Roadmap for 2010 to be written Technical Assessment and Roadmap for 2010 to be written Strong link to updated IVOA Architecture Strong link to updated IVOA Architecture Strong link to Science Cases Strong link to Science Cases

29 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 29 Existing IVOA REC standards - 1 More details can be found on the IVOA Document pages at:

30 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 30 Existing IVOA REC standards - 2 More details can be found on the IVOA Document pages at:

31 TCG State of the TCG 17 May 2010 Christophe Arviset – TCG chair Page 31 Existing IVOA REC standards - 3 More details can be found on the IVOA Document pages at:


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