Here you find useful further information.

Literature

Albertz (2009): Einführung in die Fernerkundung: Grundlagen der Interpretation von Luft- und Satellitenbildern, 4th Ed., WBG

Richards & Jia (2006): “Remote Sensing Digital Image Analysis: An Introduction”

Lillesand et al. (2008): “Remote Sensing and Image Interpretation”, 6th Ed. , John Wiley & Sons

Jensen (2006): Remote Sensing of the Environment: An Earth Resource Perspective. New Jersey: Prentice Hall

Jensen (2005): Introductory Digital Image Processing. Prentice Hall

Online tutorials, e.g., by Canadian Space Agency (CSA): http://www.nrcan.gc.ca/earth-sciences/geomatics/satellite-imagery-air-photos/satellite-imagery-products/educational-resources/9309

R

Download RStudio: https://www.rstudio.com/products/rstudio/download/

Cheatsheets: https://www.rstudio.com/resources/cheatsheets/

Geocomputation with R: https://geocompr.robinlovelace.net/

Graphs with ggplot2: http://www.cookbook-r.com/Graphs/

Introduction to Geospatial Raster and Vector Data with R: https://datacarpentry.org/r-raster-vector-geospatial/

Snap

Download Snap: https://step.esa.int/main/download/snap-download/

Tutorials: https://step.esa.int/main/doc/tutorials/

QGIS

Download QGIS: https://www.qgis.org/de/site/forusers/download.html