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24 lines
644 B
Matlab
24 lines
644 B
Matlab
%view_grid_artifact_removal.m
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%% Show phase image and its Fourier magnitude to inspect the effect of grid artifact removal
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close all
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object_roi_ph = angle(object(p.object_ROI{:}));
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%object_roi_ph = angle(object_roi); %old output file
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figure
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imagesc(object_roi_ph); axis image; colormap gray
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figure
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imagesc(abs(fftshift(fft2(object_roi_ph))).^0.2); axis image;
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%% Quick way to see the scan step size
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%load scan positions
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ppY = h5read('data_roi0_Ndp128_para.hdf5','/ppY');
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ppX = h5read('data_roi0_Ndp128_para.hdf5','/ppX');
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figure
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subplot(1,2,1)
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plot(diff(ppY),'.')
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title('Vertical')
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subplot(1,2,2)
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plot(diff(ppX),'.')
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title('Horizontal')
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