I have NIR, green, red edge, red, IR bands at disposal of a an area with a river, I want to discriminate water surfaces, do you have any good ideas on how to do that ? I did a NDWI which is not very convincing. NDVI neither. Multispectral sensor is Multispec4 from Airinov.
thermal:7.5-13.5 micrometer, sensor is a thermoMAP camera of Sensefly, produced by airinov I think