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GeoTag-X: crowdsourcing the collection and analysis of photos for humanitarian crises
17 Sept 2015
WHAT IS UNOSAT?
Operational Satellite Applications Programme of the United Nations Institute for Training and Research (UNITAR)
Entirely dedicated to satellite imagery analysis, geospatial information technologies and capacity development
Provide satellite imagery-based products and services in support of the international humanitarian operations
Geneva (powered by CERN IT), N’Djamena, Nairobi, Bangkok
50% 50%
3Limitations of satellite imagery
•Limitations of satellite imagery• Angle of view only from above
• Sometimes hard to get clear data
• Weather
Credits: Huda.Sy http://www.panoramio.com/user/7127417 Satellites can’t see what is happening on the ground
Geotag-X ?• Harvest photos coming out of a
disaster• Analyse photo to produce structured
and relevant data of what is happening on the ground
• Share knowledge of experts with crowd to perform analysis
Source: National Geographic
Workflow and tools for analysis of media
Experts and Project Leaders
Field experience/ surveys
Projects/Tutorials
GeoTag-X Analysts
Photo collection tools Photos
AnalysisStructured/
relevant data
Disaster managers, NGO’s, UN etc
Chrome extensionFlickr
TwitterUN-AsignEpicollect
geotagx.org
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Photo Analysis
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Photo Analysis
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Photo Analysis
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Photo Analysis
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Photo Analysis
Participants: Experts and Project Leaders• Experts (professionals, academics etc) in relevant topics• What data can they extract from media?• Develop structured analysis and tutorials• Analysis translated into projects on GeoTag-X, put to crowd
Participants: GeoTag-X Analysts• Anyone, with/without relevant skills• GeoTag-X provides tutorials, hints, links to relevant info etc to
get them started.• Self-learning
Engagement, promoting project
• Social Media: Twitter account + strong links with partner accounts eg UNOST, UNITAR, Cyberlab, Mozilla
• Blogs: http://geotagx.org/geotagx/blogs• On SciStarter, guest blogs (Mozilla science, SciStarter, Discover
Mag)• Links with existing online volunteer groups (GISCorps,
Humanity Road, Mozilla Science, UNV)• Events: presentations, thinkcamps/hackdays, data sprints
Engagement, promoting project
Mozilla Global Sprint
Data sprint 1
Data sprint 2
Data sprint 2: Yemen Stats - 123 Analysts - 3000+ tasks - 529 new photos
Data sprint 1 - 84 new Analysts - 7000+ tasks - 3 projects completed
Mozilla Global Sprint: Winter Shelter - 36 new Analysts (doubled total) - 420 tasks
What types of questions can be answered in GeoTag-X
Do you see shelter in this photo?
Yes No Don't know Not clearImage 1 25 2 2 1Image 2 10 15 5 0Image 3 20 2 3 0Image 4 3 5 0 22Image 5 7 18 4 1
If volunteers consistently agree in their answers = question easy
What types of questions can be answered in GeoTag-X
What types of questions can be answered in GeoTag-X
GeoTag-X: Questions
How to move questions up the curve?• Better training?
• How to train large numbers of Analysts when project leaders have limited time?
• Better photos?
Thailand Floods 2011. Source: UN-ASIGN
Palais des Nations
1211 Geneva 10
Switzerland
T +41 22 917 8400
F +41 22 917 8047
www.unitar.org
United Nations Institute for Training and ResearchInstitut des Nations Unies pour la Formation et la RechercheInstituto de las Naciones Unidas para Formación Profesional e InvestigacionesУчебньıй и научно-исследовательский институтОрганизации Объединенньıх Наций
والبحث للتدريب المتحدة األمم 联合国训练研究所معهد
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Thanks for your attention! Any questions?Eleanor [email protected]/unosat
