▸ Unattended classification:

classification: This technique is very useful in tracking urban sprawl, land degradation and desertification, forest degradation, river morphology, valleys and a range of other topics….This technique is divided into two ways:1) Observer

▸ Observer rating:

classification: This technique is very useful in tracking urban sprawl, land degradation and desertification, forest degradation, river morphology, valleys and a range of other topics….This technique is divided into two ways:1) Observer