Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OHASHI Keisuke and IHARA Kazuki and YASUDA Shingo,HIGH SPATIAL RESOLUTION SURVEY OF GRAIN SIZE INFORMATION ON RIVER BED BY IMAGE PROCESSING,"Journal of Japan Society of Civil Engineers, Ser. F3 (Civil Engineering Informatics)",2185-6591,Japan Society of Civil Engineers,2011,67,2,I_111-I_118,https://cir.nii.ac.jp/crid/1390282680333380992,https://doi.org/10.2208/jscejcei.67.i_111