International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B4. Istanbul 2004
Method Correlation 13—77
Bi | B2 | B3 0.9
Average 0.74 | 0.74 | 0.75 0.8
Contrast 0.76 | 0.77 | 0.76 071
DWT 0.82 | 0.822 | 0.82 0.6
FSD 0.84 | 0.84 | 0.85 0.53
Gradient 0.84 | 0.84 | 0.85 0.43
Laplacian 082 | 082 | 082 0.34
Morphological 078 1 078 | 0.77 0.24
PCA 0.87 | 0.86 | 0.89 0.14:
IHS 086 | 081 | 083 o4:
SIDWT 083 | 0.82 | 0.83 SR
Select Max 0.80 | 0.87 | 0.90 GOES
Select Min 0.62 | 0.67 | 0.65 « Ó
DWT
B B1
B B2
D B3
FSD
PCA
IHS
SIDWT
Gradient
Laplacian
Morphological
Figure 4.The intensity correlation of the output of different fusion techniques with the original panchromatic IRS-1C band.
Method Correlation 0.9717
B1 B2 B3 0.8
Average 0.71 0.72 0.73 0.77
Contrast 0.76 | 0.76 | 0.74 ash
DWT 0.72 | 0.72 0.73 ash
FSD 0.73 | 0.73 0.74 |
Gradient 073 | 074 | 0.75 041
Laplacian 072 | 073 0.74 of]
Morphological 0.71 0.71 0.69 0.2
PCA 0.71 | 0.73 0.73 214
IHS 072 | 073 | 071 A
SIDWT 073 | 074 | 0.75 8 á
Select Max 0.56 0.60 0.64 & B
Select Min 082 | 0.79 | 0.78 2 8
El B1
iu B2
oO 83
FS
Gradient
Laplacian
PCA
IHS
SIDWT
Select
Minimum
Morphological
Figure 5.The spectral correlation of the output of different fusion techniques with the B,. B;, B4 of original ASTER bands.
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