https://jakob.schwalb-willmann.de/tags/multi-spectral/ Recent content in multi-spectral on Jakob Schwalb-Willmann Hugo -- gohugo.io en-us © 2018-{year} Jakob Schwalb-Willmann. Hosted by the codeberg.org community. Mon, 20 Jul 2026 17:00:00 +0000 https://jakob.schwalb-willmann.de/blog/recent-updates-to-mesma-in-rstoolbox/ Mon, 20 Jul 2026 17:00:00 +0000 https://jakob.schwalb-willmann.de/blog/recent-updates-to-mesma-in-rstoolbox/ Multiple Endmember Spectral Mixture Analysis (MESMA) is a method to estimate the fractions of light reflected by different surfaces or materials within a pixel of a remotely sensed multi-spectral image. It is a so-called sub-pixel approach, as information about the composition of a single pixel, e.g. in satellite imagery, can be derived. For example, the reflection signal represented by a 10 by 10 meter Sentinel-2 pixel may consist of a number of spectral signatures, e.