Utilizing Twitter Data for Early Flood Warning in Thailand. - Kulsawasd Jitkajornwanich; Chanwit Kongthong; Nattaya Khongsoontornjaroen; Jeedapa Kaiyasuan; Siam Lawawirojwong; Panu Srestasathiern; Siwapon Srisonphan; Peerapon Vateekul (IEEE BigData, 2018)