Figure 4. Image segmentation of (a) the original 32-bit
SAR
images and (b) the 8-bit linearly stretched
SAR
images (Note: The
base image is fused from the
PALSAR
and
RADARSAT-2
Pauli composition images and the
TerraSAR-X HH
image).
Table 3. Features selected for the land cover classifications using the different combinations of
SAR
data.
Data Used for Land Cover Classification
Selected Features
PALSAR, RADARSAT-2, and TerraSAR-X
PALSAR_Freeman_Dbl
RADARSAT-2_T22
PALSAR_H/A/Alpha_PedestalHeight
RADARSAT-2_T33
PALSAR_Holm2_T33
RADARSAT-2_Yamaguchi3_Odd
PALSAR_T11
TerraSAR-X_HH
PALSAR_T23
PALSAR and RADARSAT-2
PALSAR_Freeman_Dbl
PALSAR_T23
PALSAR_H/A/Alpha_PedestalHeight
RADARSAT-2_T22
RADARSAT-2_T33
RADARSAT-2_Yamaguchi3_Odd
PALSAR and TerraSAR-X
PALSAR_Krogager_KH
PALSAR_H/A/Alpha_PedestalHeight
PALSAR_T23
PALSAR_H/A/Alpha_
α
1
PALSAR_T33
PALSAR_Holm2_T22
TerraSAR-X_HH
PALSAR_Krogager_KD
RADARSAT-2 and TerraSAR-X
RADARSAT-2_Freeman_Odd
RADARSAT-2_T23
RADARSAT-2_Holm1_T11
RADARSAT-2_T33
RADARSAT-2_T11
RADARSAT-2_Yamaguchi3_Odd
RADARSAT-2_T12
TerraSAR-X_HH
RADARSAT-2_T22
RADARSAT-2
RADARSAT-2_Freeman_Odd
RADARSAT-2_T23
RADARSAT-2_Holm1_T11
RADARSAT-2_T33
RADARSAT-2_T11
RADARSAT-2_Yamaguchi3_Odd
RADARSAT-2_T12
RADARSAT-2_Yamaguchi3_Vol
RADARSAT-2_T22
PALSAR
PALSAR_Freeman_Dbl
PALSAR_T11
PALSAR_H/A/Alpha_
α
1
PALSAR_T23
PALSAR_H/A/Alpha_PedestalHeight
PALSAR_T33
PALSAR_Krogager_KD
PALSAR_Yamaguchi3_Vol
PALSAR_Krogager_KH
TerraSAR-X
TerraSAR-X_HH
Note: The detailed descriptions of the polarimetric parameters in this table can be found in Qi
et al.
(2012).
PHOTOGRAMMETRIC ENGINEERING & REMOTE SENSING
November 2019
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