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Nordic Forum for Geo-statistics Kongsvinger, Norway, September 12-14 2006 Market report on grid data in Denmark. Erik Sommer & Karen Skjelbo Statistics Denmark. Agenda – Market report on grid data in Denmark. Research Services Social Statistics (Consumer statistic) Business Statistics.
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Nordic Forum for Geo-statisticsKongsvinger, Norway, September 12-14 2006Market report on grid data in Denmark Erik Sommer & Karen Skjelbo Statistics Denmark
Agenda – Market report on grid data in Denmark • Research Services • Social Statistics (Consumer statistic) • Business Statistics
Research Services – general approach • Authorized research institute • Approved reasearch project • Handled by research services • Annonymized data
”Human densities” on 2x2 km grid – Denmark – around the National motorways Aalborg Universitet, Thomas Nielsen – september 2004
Griddata – Motorway around Randers – Day & Night population dataAalborg Universitet, Thomas Nielsen – september 2004
Business to Consumer (BtC) • Griddata distribution dataset with households and persons. • Clusters with demographic background variables social statistics • Distribution channels – direct or indirect throught resellers
Northing: 6.175.308 m Easting: 723.724 m 100m_61753_7237 Grid ID 100 meter cell – lower left corner ID Formel: Prefix+’_’+Str(Div(N/f))+’_’+Str(Div(E/f))
GRIDdata – CLUSTERdata – Denmark – household average bruttoincome København, Danmark
Geobroadcast – Informi GIS – online presentation joint partnership www.geobroadcast.dk/website/dst/viewer.htm
Grid based Business Statistics Check of physical moving of LKAU, Local Kind of Activity Units Business Statistics Projects
Grid based Business Statistics • user interest in grid based business statistics • introductory examinations • Geocoding the LKAU • Basic data set • Discretion rules
Geocoding of LKAU • Matching LKAU addresses with address database • Result: 98 % match • 17 % of no match are fictitious LKAU • Need to improve the quality of the addresses
Bakery is moving around the corner New unit or the same unit? Bakery is moving to another municipality New unit or the same unit? LKAU: Examples of moving
LKAU psychical move • Creating a new LKAU depends on • Activity code • Distance • Using the bee line improve the quality of the distance and make the distance rules more detailed Need to improve the quality of the addresses