Open data assessmentCase of topographic register of the Netherlands

Open data Open Dutch Topographic register (Top10NL) Assessing the effects of open Top10NL

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Film

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Open data

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Why open data?

Must: Open data policy (EU or national) Want: Moral incentive (democracy,

transparency), Societal effectivenes and efficiency

Can: Technology, web services, web 2.0…

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Why open data in the Netherlands?

Initiative of Mininstry of Economic Affairs: Digital agenda.nl “Smarter” economy – open data as catalysator Spin-off of the European Digital Agenda

Ministry of the Interior and Kingdom Relations: “Open Government vision” More economic growth when data are open

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What is open governmental data?

Basisdata (not aggregated, not interpreted, …);

Without intelectual ownership rights; Collected from public money for public

tasks; Open standards Machine-readable No financial barieers (distribution costs) Open license

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Open data research

34,000 papers mentioning “open data” since 2009 (Google Scholar)

2200 publications on “Open Government Data”

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1:10.000

1:25.000

1:250.000

1:500.000

1:1.000.000

Open Topographic Register

Produced by Kadaster since 19 century

Since 2008 basicregister (BRT) with own policy

Since 2012 open data

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Research: Assessing the Effects of Open BRT Why:

The core business for Kadaster is data dissemination

Optimal dissemination Difficult to monitor the use Are the open BRT goals realized? (more use?,

more companies use BRT? Economic effects?) What is the impact on Kadaster, on imago

Kadaster

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How?

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Research results

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Before 2012

Q1 2013 Q1 2014

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Economic effects

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Economic effects of open data BRT

Government, education and researchThe costs of access, maintanance and

use of BRT are lower26 answers 52%

The costs of access, maintanance and use of BRT are higher

1 answer 2%

The costs of access, maintanance and use of BRT are the same

23 46%

CompaniesHow many days did you spend in the previous year to access, maintain and

apply the BRT

Average 19 days 1105,5 days total per sample

CitizensHow many days did you spend in the previous year on working with BRT

13 418 days total per sample

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0

50

100

150

200

250

300

350

400

2011 2012 2013 pilot (2 maanden)

aantal meldingen

aantal meldingen

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Conclusions

The use of BRT by companies and citizens has increased enormousely

Companies invest in BRT ~11.5 – 14.5 M Euro yearly

For Government the costs of using BRT are the same or less

The BRT is used for “other applications” For Kadaster making BRT open have limited

effects, more dependent on Ministry budget

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