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Feature cataloguing , examples

Unless suppliers and users of geographic data have a shared understanding of the kinds of real world phenomena represented by the data, users will be unable to judge whether the data supplied are fit for their purpose. ISO TC211 Standardisation Workshop,

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Feature cataloguing , examples

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  1. Unless suppliers and users of geographicdata have a shared understanding of the kinds of real world phenomena represented by the data, users will beunable to judge whether the data supplied are fit for their purpose.

  2. ISO TC211 Standardisation Workshop, Vientiane Lao PDR, 15 -19 September 2008 Feature cataloguing, examples Harald Stavestrand, Kom Phenthi Heng Xat 16.09.2008

  3. Geospatial-related standards may be categorized as: •Content standards, • Access standards ore • Exchange standards

  4. Content standards: Including • land use codes • surveyor codes • data dictionaries for cadastre • geographical place names • bathymetry • etc

  5. Access standards: Including: • ISO 19100 series (Geographic information), • ISO 23950 (Information Retrieval―Z39.50), • Most of the OpenGIS standards

  6. Exchange standards: Including: • Geography Markup Language (GML) • ScalableVector Graphics (SVG) • Uniform Resource Identifiers (URIs aka URLs) perhaps also: • ESRI shapefile • Autodesk *.dxf

  7. 19110 - Methodology for feature cataloguing ISO_DIS_19110[1].pdf ANZLIC Metadata Guidelines v2.pdf standardised_national_feature_codes[1].pdf icsm_hdm_feature_catalogue_v2004.mdb “Mekong River Base GIS data” and “5_cities map data“

  8. I like to think of a feature catalogue for GIS database as the legend of a ordinary map.

  9. The Features in the ”Mekong River Base GIS-data”

  10. The Feature Attribute Names in the ”Mekong River Base GIS-data”

  11. The Feature Attribute Values in the ”Mekong River Base GIS-data”

  12. icsm_hdm_feature_catalogue_v2004.mdb

  13. A feature_catalogue database consist of tables

  14. The heart of a database is tables linked together This one should be according to ISO_DIS_19110.pdf

  15. The 5 cities from Finmap

  16. The Features in “the 5 city maps” from Finmap

  17. The Feature Attribute Names

  18. The Feature Attribute Values

  19. The Features in Vientiane map of “The 5 cities” “Area_polygon”

  20. The Features in Vientiane map of “The 5 cities” Area_polygon Road VName Other

  21. Feature names some times called layer, coverage, themes etc • Feature attributes some times called fields, attributes • Feature attribute values some times called object types, types, objects, features, codes, values etc • Instances some times called feature instances,objects, population, record

  22. Kåp jai ! Thank You ! Harald Stavestrand p.t. Lao PDR stave.strand@gmail.com

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