Gathering the information Surveys Crowdsourcing (via SMS, Twitter, etc.) -- Every person is a sensor. Bounded Crowdsourcing (Al-Jazeera coverage of Gaza in Ushahidi) Mechanical Turks Gamification
Gathering the information Surveys Crowdsourcing (via SMS, Twitter, etc.) -- Every person is a sensor. Bounded Crowdsourcing (Al-Jazeera coverage of Gaza in Ushahidi) Mechanical Turks Gamification