signatures at the glacier tongue (classes ‘debris-1’, ‘debris-2’, ‘dirty-ice-1’, ‘dirtyice-2’, and ‘clean-ice’), (b) ran the classification procedure applying the maximum
likelihood method, (c) reclassified the produced file by combining the two classes
‘debris-1’ and ‘debris-2’ to the class ‘debris-covered’ and the remaining three
Fig. 9.5 Area-altitude
distribution (hypsometric
curve) for the glacial stages
2003 and 2009 based on
50 m altitude intervals
Fig. 9.6 Mean annual
surface elevation change for
the time period 2003–2009
based on 50 m altitude
intervals
184
V. Kaufmann et al.
likelihood method, (c) reclassified the produced file by combining the two classes
‘debris-1’ and ‘debris-2’ to the class ‘debris-covered’ and the remaining three
Fig. 9.5 Area-altitude
distribution (hypsometric
curve) for the glacial stages
2003 and 2009 based on
50 m altitude intervals
Fig. 9.6 Mean annual
surface elevation change for
the time period 2003–2009
based on 50 m altitude
intervals
184
V. Kaufmann et al.