International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B3. Istanbul 2004
Average Value Standard Difference Entropy Average Grads Fractal Dimensions
IKONOS panchromatic image 55.003892 47.292947 6.971110 15.709922 2.950696
IKONOS multi-spectral image 54.959930 51.830456 12.012438 4.838858 2.881100
direct power average 52.168844 47.320513 11.948496 8.952973 2.915515
high pass filter 52.168796 47.320568 11.948493 8.952944 2.915515
IHS transform 54.500514 48.905712 11.558431 15.861264 2.948176
discrete wavelet transform 54.799508 54.022043 11.930620 15.345459 2.933445
discrete wavelet packet transform 62.241697 53.722484 12.233056 15.819710 2.935812
complex wavelet transform 62.211379 54.899634 12.175444 18.535382 2.949563
Table 2. Statistics of quality indexes for evaluating the images in fig. 9 and fig. 10
Figure 7. Left: SPOT panchromatic image, right: Landsat7 TM
; ; Sat ctl |
multi-spectral image composed of 4", 5" and 7" bands
Figure 9. Left: IKONOS panchromatic image, right: IKONOS
multi-spectral image
Figure 8. Fused images: (a) image fused by direct power
average, (b) image fused by high pass filter, (c) image fused by
Intensive-Hue-Saturation (IHS) transform, (d) image fused by
discrete wavelet transform, (e) image fused by discrete wavelet
packet transform, (f) image fused by complex wavelet transform
534
Figure 10. Fused images: (a) image fused by direct power
average, (b) image fused by high pass filter, (c) image fused by
Intensive-Hue-Saturation (IHS) transform, (d) image fused by
discrete wavelet transform, (e) image fused by discrete wavelet
packet transform, (f) image fused by complex wavelet transform
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