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User Manual - pancroma

User Manual - pancroma

User Manual - pancroma

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I checked the ‘Activate Image Processing Routines’ and I then selected ‘PanSharpening’ | ‘HSI Transform’ | XIONG Five File (Automatic Method)’ as before. Iagain accepted the default iterations. When the image processing data entry boxbecame visible, I moved the ‘XIONG Scale Factor’ slider bar to ‘70’ and selected‘Process Image’My resulting pan sharpened image is shown below.OK, now we are getting somewhere. The vegetation tones are correct but mostof these areas are saturated (light blue color). This is an indication that thesubtraction has forced negative grayscale pixel values in the adjustedpanchromatic band, which PANCROMA did not allow. Instead it inserted adefault value equal to the average image pixel value in these instances. Whatwe have to do is back off on the alpha factor until the saturation disappears while363

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