The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Vol. XXXVII. Part B7. Beijing 2008 
(g) (h) 
Figure2. Part of IKONOS MS, PAN images and fusion results: RGB (321) combination, (a) Original MS image (4m); (b) Degraded 
MS image (16m); (c) Degraded PAN image (4m); (d)Fused by HIS; (e) Fused by FIHS; (f) Fused by IIHS; (g) Fused by IHS-WT; (h) 
Fused by Proposed method. 
Index 
Band 
IHS 
FIHS 
IIHS 
IHS-WT 
Proposed 
method 
B 
1.0240 
0.8411 
0.9169 
0.5093 
0.4856 
bias 
G 
0.9307 
0.8223 
0.8656 
0.5016 
0.4660 
R 
1.0271 
0.8168 
0.8912 
0.5309 
0.4818 
NIR 
- 
0.8808 
- 
- 
0.5120 
B 
0.6567 
0.7749 
0.8693 
0.8719 
0.8632 
CC 
G 
0.7021 
0.8200 
0.8882 
0.8802 
0.8733 
R 
0.7843 
0.8561 
0.9038 
0.8958 
0.8976 
NIR 
- 
0.8607 
- 
- 
0.8723 
B 
0.9927 
0.9916 
0.9605 
0.6297 
0.9818 
sCC 
G 
0.9942 
0.9921 
0.9571 
0.6311 
0.9887 
R 
0.9897 
0.9836 
0.9471 
0.6326 
0.9840 
1172