Faisal, Mohammad Reza, Radityo Adi Nugroho, Rahmat Ramadhani, Friska Abadi, Rudy Herteno, and Triando Hamonangan Saragih. 2021. “Natural Disaster on Twitter: Role of Feature Extraction Method of Word2Vec and Lexicon Based for Determining Direct Eyewitness”. Trends in Sciences 18 (23). Nakhon Si Thammarat, Thailand:680. https://doi.org/10.48048/tis.2021.680.