The Flood-Related Multimedia Task at MediaEval 2020. - Stelios Andreadis; Ilias Gialampoukidis; Anastasios Karakostas; Stefanos Vrochidis; Ioannis Kompatsiaris; Roberto Fiorin; Daniele Norbiato; Michele Ferri (MediaEval, 2020)

WaterMM: Water Quality in Social Multimedia Task at MediaEval 2021. - Stelios Andreadis; Ilias Gialampoukidis; Aristeidis Bozas; Anastasia Moumtzidou; Roberto Fiorin; Francesca Lombardo; Anastasios Karakostas; Daniele Norbiato; Stefanos Vrochidis; Michele Ferri; Ioannis Kompatsiaris (MediaEval, 2021)

DisasterMM: Multimedia Analysis of Disaster-Related Social Media Data Task at MediaEval 2022. - Stelios Andreadis; Aristeidis Bozas; Ilias Gialampoukidis; Anastasia Moumtzidou; Roberto Fiorin; Francesca Lombardo; Thanassis Mavropoulos; Daniele Norbiato; Stefanos Vrochidis; Michele Ferri; Ioannis Kompatsiaris (MediaEval, 2022)