Note: I made screenshots for main tasks that I did. I abridged some overlapping screenshots. Some Filterations that was not shown in this screenshots might not different from what I shown here.
Question2 [Filtering operation by moduler]
Band 1[FMO]
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| Choosing Band 1 in Import control panel |
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| Connect Import-FMO-Export and Viewer |
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| Mode Filtered image from Viewer | | | | |
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Band 2 [FME]
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Open a new moduler
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Double click the IMPORT icon and choose one band (I chose band 2) |
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In the FME Module Control Panel, make sure that Filter size is 3*3 |
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Connect <Import- FME – export> and Viewer as well
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| Enhanced image (by Viewer) | | | | |
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BAND 3
a. FAV (Averaging(Mean) Filter)
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| Choose Band 3(TM3) |
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| In the FAV control panel, set Filter X and Y size as 3 |
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| Enhanced image |
b. FGA (Gaussian Filter)
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| In the FGA control panel, I put value 2 in order to have high pass cutoff |
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Run the patch
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| Output |
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c.Maximum Noise Fraction Based Noise Removal
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Operating MNFNR algorithm Set both TM4 and TM5 as base bands and TM3 as Noisy Channel
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Question 2: Filtering through PCI Focus
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| Make a grayscale image through Band 3 |
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It will show many dots all over the image. Right click the band from the MAP tap, and click ‘Filter’
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Try all filter options in Low Pass filter & High Pass Filter.
By Clicking ‘’Apply to image” button, it will be able to find which filter processing can eliminate the ‘dots noise’ |
