Cross-Platform Violence Detection on Social Media: A Dataset and Analysis. - Celia Chen; Scotty Beland; Ingo Burghardt; Jill Byczek; William J. Conway; Eric Cotugno; Sadaf Davre; Megan Fletcher; Rajesh Kumar Gnanasekaran; Kristin Hamilton; Marilyn Harbert; Jordan Heustis; et al. (CoRR, 2025)