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Hover over a bubble to see details with links to studies. Click on a link in the axes to see an explanation of the Intervention / Outcome. Select an area of the chart to zoom in. Toggle study categories on and off using the legend at the bottom of the chart. Export the chart using the menu button at the top right of the chart.
Data from satellites
Open data available from a number of sources. For example, DMSP-OLS, VIIRS, Landsat, ESA Land Cover, etc.
Data from fixed sensors
Home automation, Weather / pollution sensors, Traffic sensors / webcam, Security / surveillance videos/images, and activity records such as electricity meters (mostly administrative data collected by the authorities as a part of regular monitoring).
Data from mobile sensors (tracking)
Community or privately owned drones (common property or privately held data), Mobile phone GPS (open data available from google), Vehicle GPS and Self-tracking Apps (proprietary data)
Social networks
Text, meta-data and location data from social networking sites, opinion platforms, blogs, pictures, videos, etc. such as Twitter, Facebook, LinkedIn, YouTube, Wiki pages
Internet searches
Internet text and internet search queries i.e. Google Trends; web logs (open data).
Citizen reporting and crowd sourced data
OpenStreetMap (OSM), Data from Humanitarian Data Exchange (HDX) platform, etc.
Mobile data content
Text messages
Cellphone call records data (CDR)
Mobile call detail records (CDR) that provide metadata on when the call took place, cost, time and the recipient of the call; location of the caller and recipient; and the users’ mobility, social interaction and airtime transaction details; top up data.
Data produced by public agencies
Medical records, Postal data, Tax data, etc.
Data produced by businesses
E-commerce transaction records and credit card transaction records, ATM transactions, mobile money transfers, savings and loan repayments (collected by the service provider as a part of regular business operation and monitoring. Proprietary and commercially sensitive data.). Tolls and public transport card use data.
Click items in the legend to toggle the category off and on in the graph. High, Medium and Low Confidence and Protocol categories apply only to Systematic Reviews. High, Medium and Low Confidence refersto confidence in conclusions about effects. It indicates the overall rating given to a systematic review based on a careful appraisal of the methods applied in a systematic review, using a standardised checklist.
