GSI (Geospatial & Social network Infrastructure) is a population-based survey tool specifically developed for geospatial and social network data collection. Polygon helps you promote participant engagement by offering user-friendly tools designed for understanding complex issues.
Data collection features
User-friendly interfaces accessible on all types and sizes of device
Compliance with Web Content Accessibility Guidelines (WCAG 2.0)
Flexible survey platforms including different question types
Non-linear questionnaires
Email and SMS invitations and follow-up
Unlimited number of participants
Interactive map-based data collection (Geoapify, OpenStreetMap, Google Maps)
Social network data collection module
Study management & analysis features
Detailed monitoring of participants’ activities
Recruitment targets
Longitudinal study management
Conditional pre-filling for longitudinal studies
Partial data visualisation
Hosting & security
Compliant with European (RGPD) and Canadian (PIPEDA) data protection criteria
Confidentiality and anonymity settings
Data residency in the region of your choice
Data protection impact assessment for submission to the data protection commission in your country
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