A British Library / Klokan Technologies partnership
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A British Library / Klokan Technologies partnership. Crowdsourcing map data. Kimberly C. Kowal, Lead Curator Digital Mapping, The British Library. Quick Facts. 725 maps assigned spatial metadata 13-18 February 2012 90 participants Publicity minimal – social media *key*

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A British Library / Klokan Technologies partnership

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Crowdsourcing map data

A British Library / Klokan Technologies partnership

Crowdsourcing map data

Kimberly C. Kowal, Lead Curator Digital Mapping, The British Library


Quick facts

Quick Facts

  • 725 maps assigned spatial metadata

  • 13-18 February 2012

  • 90 participants

  • Publicity minimal – social media *key*

  • Top five participants completed half the work

  • Data quality good: <3% had errors >.005


Crowdsourcing map data

What is georeferencing?

Ordnance Surveyors Drawing 40(detail). British Library, Maps OSD 40(3).


Ordnance survey drawings

Ordnance Survey drawings

Original large-scale drawings made for the famous one-inch-to-the-mile maps. England and Wales, 1780-1840.

Part of Staffordshire Containing 100 Square Miles Surveyed by Mr Field and Drawn by Mr Stevens (detail). Pen and ink on paper. 1817.

British Library shelfmark: OSD 210.

Crace Collection of maps of London

Illustrating development of the city and its immediate vicinity from ca 1570 - 1860

BAYNARDS CASTLE AND FARINGDON WARD WITHIN with their Divisions into Parishes according to a new SURVEY. (detail). Cole, B. engraver. 1754.

British Library shelfmark:Maps Crace VIII.25


Crowdsourcing map data

http://maps.bl.uk


Http maps bl uk

http://maps.bl.uk


Competitive crowdsourcing

Competitive Crowdsourcing


Remaining

Remaining…

  • Correcting errors

  • Data management

  • Engaging participants: thanking / feedback

  • Preparations for next lot of maps – within the next month!

  • Continued improvements to application


Crowdsourcing map data

(20 maps)


What made it work

What made it work…

Content relevant

Accessibility and convenience of application paramount

Activity engaging

Immediate results and feedback

Competitive crowdsourcing tools

Recognition and visible overall contribution


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