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Assessing Social Media Data as a Resource for Firearm Research: Analysis of Tweets Pertaining to Firearm Deaths

Assessing Social Media Data as a Resource for Firearm Research: Analysis of Tweets Pertaining to Firearm Deaths

In stage 6, we validated the classifiers we developed for firearm fatalities and mass shootings in stage 5 by further testing them on holdout data. We calculated the sensitivity and specificity of the ML model predictions against those of the manually coded firearm-fatality label.

Lisa Singh, Carole Roan Gresenz, Yanchen Wang, Sonya Hu

J Med Internet Res 2022;24(8):e38319