Shoreline Extraction and Change Detection using 1:5000 Scale Orthophoto Maps: A Case Study of Latvia-Riga Journal title: International Journal of Environment and Geoinformatics Authors: Bülent Bayram, Inese Janpaule, Emin Özgür Avşar, Mustafa Oğurlu, Salih Bozkurt, Hatice Çatal Reis, D... Subject(s):