Change Detection
Change is a direct consequence of the physical composition of the Earth. The continous course of interconnected cycles causes alterations of the land surface. This…
Resource Category: Methods
Speckle filtering
Speckle is a common phenomenon in SAR data, which has its origin in the radar image acquisition principles. In almost all applications in geosciences speckle…
Texture
Image texture is an important feature in image interpretation in optical as well as radar remote sensing. This lesson gives insights into the concept of…
DEM generation with Python
SAR interferometry is widely used for the generation of digital elevation models (DEM). The topographic information is derived by exploiting the phase differences of the…
DEM generation with MATLAB
SAR interferometry is widely used for the generation of digital elevation models (DEM). The topographic information is derived by exploiting the phase differences of coherent…
Polarimetry
The lesson “PolSAR” deals with the nature of electromagnetic waves and polarization as basic features to describe and analyze objects on the Earth’s surface. Basics…
Radargrammertry
The term “Radargrammetry” describes a group of methods and techniques that analyzes Radar images under consideration of differing viewing angles. Thereby, the benefits of stereoscopic…
InSAR Basics
This lessons introduces a vastly used technology called “Radar Interferometry” (InSAR). The presentation procures information about the development of InSAR as an analysis tool in…
InSAR Error Sources
The lesson “InSAR Error Sources” deals with factors that influence the accuracy of the interferometric phase. The vastly used parameter “Interferometric Coherence” is introduced and…
Digital Image Processing
The module “Digital Image Processing Basics” contains a set of slides that might come in handy for teaching and learning the very basics of the…
Passive Microwaves
Aside from active radar remote sensing techniques such as SAR, it is also possible to measure the natural microwave emission of the Earth. This lesson…