Classification of shallow water seabed profile based on Landsat 8 imagery and in-situ data. Case study in Gili Matra Island Lombok, IndonesiaRatih Ayustina, Zahra Aulia, Haji Mustakin, Fiyesti Alam, Amron Amron, Doddy Yuwono, Triguardi Ahmad, Aldo Prayogo and Fitra SariE3S Web Conf., 47 (2018) 04002DOI: https://doi.org/10.1051/e3sconf/20184704002