- From: Andrea Perego <andrea.perego@jrc.ec.europa.eu>
- Date: Fri, 25 Jul 2014 23:31:43 +0200
- To: "Little, Chris" <chris.little@metoffice.gov.uk>
- Cc: Gannon Dick <gannon_dick@yahoo.com>, "frans.knibbe@geodan.nl" <frans.knibbe@geodan.nl>, "Simon.Cox@csiro.au" <Simon.Cox@csiro.au>, Chris Beer <chris@codex.net.au>, "public-locadd@w3.org" <public-locadd@w3.org>, "public-egov-ig@w3.org" <public-egov-ig@w3.org>, public-lod <public-lod@w3.org>, "temporal@lists.opengeospatial.org" <temporal@lists.opengeospatial.org>, Piero Campalani <cmppri@unife.it>, Matthias Müller <matthias_mueller@tu-dresden.de>
Thanks a lot for this update on the Temporal DWG, Chris. I wonder whether you plan to coordinate work with the joint W3C/OGC Spatial Data on the Web WG. Clearly, the two WGs have a different scope, but it would be desirable to have interoperable, or at least not incompatible, specifications. Cheers, Andrea On Thu, Jul 24, 2014 at 4:36 PM, Little, Chris <chris.little@metoffice.gov.uk> wrote: > Dear Colleagues, > > OGC started a Temporal Domain Working Group last year to address a number of > problems in the geospatial domain. In particular, that time is usually just > viewed as Yet Another Attribute of Features, rather than a first class > coordinate. > > We agreed earlier this year, in Geneva, that the OGC Naming Authority would > have a branch to register Temporal, and index based, Coordinate Reference > Systems, and we agreed on the fundamental attributes that a CRS should have > to be registered. > > We hope to produce a Best Practice document this year to help clarify many > confusions between CRSs, notations, calendars, operations and calculations. > I think that now we have a good enough understanding of the underlying > conceptual issues and current geospatial standards. > > We have been accumulating info on an open wiki > http://external.opengeospatial.org/twiki_public/TemporalDWG/WebHome and > discussing via our mailing list, though we are not very disciplined about > it. > > One concern that I have is that we do not re-invent the wheel, and do > nugatory work, hence this email. I do not envisage that we will need to do > much with Calendars, which have been covered so well by Dershowitz and > Reingold. > > Best wishes, Chris > > > Chris Little > Co-Chair, OGC Meteorology & Oceanography Domain Working Group > Co-Chair, OGC Temporal Domain Working Group > > IT Fellow - Operational Infrastructures > Met Office FitzRoy Road Exeter Devon EX1 3PB United Kingdom > Tel: +44(0)1392 886278 Fax: +44(0)1392 885681 Mobile: +44(0)7753 880514 > E-mail: chris.little@metoffice.gov.uk http://www.metoffice.gov.uk > > I am normally at work Tuesday, Wednesday and Thursday each week > > > > > > > > -- Andrea Perego, Ph.D. European Commission DG JRC Institute for Environment & Sustainability Unit H06 - Digital Earth & Reference Data Via E. Fermi, 2749 - TP 262 21027 Ispra VA, Italy https://ec.europa.eu/jrc/ ---- The views expressed are purely those of the writer and may not in any circumstances be regarded as stating an official position of the European Commission.
Received on Friday, 25 July 2014 21:32:31 UTC