Which advanced sentiment analysis technique was first used in Barack Obama's 2012 re-election campaign that revolutionized political microtargeting?

Government and political campaigns have been transformed by data analytics and digital marketing strategies. Modern political operations now leverage sophisticated customer insights and sentiment analysis tools once reserved for retail corporations. Test your knowledge about how data-driven strategies have revolutionized political campaigns in the digital age.

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Project Narwhal - A unified database that integrated voter data with social media sentiment analysis
Operation Talon - A predictive analytics system that measured emotional response to television ads
The Groundgame Protocol - A blockchain-based voter preference tracking system
GOTV Analytics Suite - A geographic information system that tracked voter sentiment by neighborhood