• An investigation of image processing techniques for substrate classification based on dominant grain size using RGB images from UAVArif, Mohammad Shafi M.; Gülch, Eberhard; Tuhtan, Jeffrey Andrew; Thumser, Philipp; Haas, ChristianInternational journal of remote sensing2017 / p. 2639-2661 : ill https://doi.org/10.1080/01431161.2016.1249309 https://www.scopus.com/sourceid/22674 https://www.scopus.com/record/display.uri?eid=2-s2.0-84992740249&origin=inward&txGid=dd221e2e9b0c2e1c88b3b2ead97f958d https://jcr.clarivate.com/jcr-jp/journal-profile?journal=INT%20J%20REMOTE%20SENS&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000397995100035