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| GeoCommunity Mailing List |
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| Mailing List Archives |
| Subject: | GISList: Re. GISList: GIS P2P |
| Date: |
01/20/2003 08:21:53 PM |
| From: |
John Lee |
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Dear all,
Forgive me for reiterating what has already been said, but as soon as I saw the original message I thought metadata! I use environmental and ecological data and the majority of these are held by national and local government organisations. Increasingly in the UK these are being made available centrally either in organisation's websites or in dedicated repositories (e.g. www.magic.gov.uk and www.nbn.org.uk). From my experience there are still some, mostly small, data sets that are held by individuals and small organisations. A Napster or P2P network would be perfect to facilitate access to these data, but the HUGE problem with these sorts of data is metadata - not just the geography and projection, but also who collected the data, when, how etc. Currently there is no appropriate metadata schema or ontology for ecological/environmental data which would enable building the large volumes of metadata needed - at least not as far as I am aware.
Furthermore, in the UK at least, there are strong institutional barriers to sharing data in an essentially uncontrolled way, though this may change with time.
On the other hand, I think P2P offers a fantastic opportunity to share datasets. At the moment I am thinking of using computational GRIDs and P2P networks to share ecological experience and expertise with GIS as a focus of spatial data organisation and visualisation.
Just some thoughts
Regards
John
***************************************** Dr. John Lee Postdoctoral Researcher in Bioinformatics GIS & Habitats Research Group School of Biological and Molecular Sciences Oxford Brookes University Headington Campus Gipsy Lane Oxford OX3 0BP United Kingdom Tel. (+44)(0)1865 483269 Fax. (+44)(0)1865 483242 Email. jlee@brookes.ac.uk *****************************************
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