6 Wavelet Analysis of SAR Images in the Marginal Ice Zone
117
Fig. 5. a ERS-l SAR image of
theMIZ in the Chukchi Sea
ERS-1 SAR 9/27/1991
consisting of open water,
brash ice, and large floes, and
b the Mexican-hat wavelet
transform with a large scale
to separate the large ice floes
from the open water and
brash ice
20
40
60
80
km
Wavelet transform
"'II
I
100