397cfa61dd
Database tüddelei DBHanlder läuft gut für DIESE Datanbank struktur... App begonnen aber weit entfernt von gutem Stand
44 lines
714 B
Matlab
44 lines
714 B
Matlab
%% Surface Fit Artifact Removal
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%% Construct the Surface
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[x,y] = meshgrid(0:.01:1);
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z0 = exp(x+y);
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close all
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figure
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surf(z0)
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title 'Original surface'
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znan = z0;
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znan(20:50,40:70) = NaN;
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znan(30:90,5:10) = NaN;
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znan(70:75,40:90) = NaN;
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figure
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surf(znan)
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title 'Artifacts (large holes) in surface'
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%% In-paint Over NaNs
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z = inpaint_nans(znan,3);
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figure
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surf(z)
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title 'Inpainted surface'
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figure
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surf(z-z0)
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title 'Inpainting error surface (Note z-axis scale)'
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%% Comapre to GRIDDATA
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k = isnan(znan);
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zk = griddata(x(~k),y(~k),z(~k),x(k),y(k));
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zg = znan;
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zg(k) = zk;
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figure
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surf(zg)
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title(['Griddata inpainting (',num2str(sum(isnan(zg(:)))),' NaNs remain)'])
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figure
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surf(zg-z0)
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title 'Griddata error surface'
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