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99 lines
4.6 KiB
Matlab
99 lines
4.6 KiB
Matlab
% REMOVE_PROJECTIONS remove projections and adjust the other relevant paramaters
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%
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% [stack_object,theta,total_shift,par] = remove_projections(stack_object,theta,total_shift,par, which_remove, plot_fnct = @(x)x)
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%
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% Inputs:
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% **stack_object measured projections
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% **theta measured angles
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% **total_shift Nx2 vector or projection shifts
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% **par parameter structure
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% **which_remove indices or logical array denoting the projection to be removed
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% **plot_fnct = @(x)x function to be used for plotting, default == @(x)x
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% *returns*
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% ++stack_object,theta,total_shift,par - inputs after projection removal
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%*-----------------------------------------------------------------------*
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%| |
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%| Except where otherwise noted, this work is licensed under a |
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%| Creative Commons Attribution-NonCommercial-ShareAlike 4.0 |
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%| International (CC BY-NC-SA 4.0) license. |
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%| |
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%| Copyright (c) 2017 by Paul Scherrer Institute (http://www.psi.ch) |
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%| |
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%| Author: CXS group, PSI |
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%*-----------------------------------------------------------------------*
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% You may use this code with the following provisions:
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%
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% If the code is fully or partially redistributed, or rewritten in another
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% computing language this notice should be included in the redistribution.
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%
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% If this code, or subfunctions or parts of it, is used for research in a
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% publication or if it is fully or partially rewritten for another
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% computing language the authors and institution should be acknowledged
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% in written form in the publication: “Data processing was carried out
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% using the “cSAXS matlab package” developed by the CXS group,
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% Paul Scherrer Institut, Switzerland.”
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% Variations on the latter text can be incorporated upon discussion with
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% the CXS group if needed to more specifically reflect the use of the package
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% for the published work.
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%
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% A publication that focuses on describing features, or parameters, that
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% are already existing in the code should be first discussed with the
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% authors.
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%
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% This code and subroutines are part of a continuous development, they
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% are provided “as they are” without guarantees or liability on part
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% of PSI or the authors. It is the user responsibility to ensure its
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% proper use and the correctness of the results.
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function [stack_object,theta,total_shift,par] = remove_projections(stack_object,theta,total_shift,par, which_remove, plot_fnct, object_ROI)
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if nargin < 6
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plot_fnct = @(x)x;
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end
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if islogical(which_remove)
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which_remove = find(which_remove);
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end
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if isempty(which_remove)
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return
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end
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utils.verbose(1, 'Removing %i/%i projections', length(which_remove), par.num_proj)
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[Nx,Ny,~] = size(stack_object);
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title_extra = {};
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for ii = 1:length(which_remove)
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title_extra{end+1} = sprintf(' N residua: %i',par.nresidua_per_frame(which_remove(ii)));
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end
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%%% Getting rid of unwanted projections %%%
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if ~isempty(which_remove)
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tomo.show_projections(stack_object(:,:,which_remove), theta(which_remove), par, ...
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'title', 'Projection to be removed','plot_residua', true, 'title_extra', title_extra, 'fnct', plot_fnct, ...
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'rectangle_pos', [object_ROI{2}(1), object_ROI{2}(end), object_ROI{1}(1), object_ROI{1}(end)])
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if strcmpi(input(sprintf('Do you want remove %i missing/wrong projections and keep going (y/N)?',length(which_remove)),'s'),'y')
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disp('Removing missing/wrong projections. stack_object, scanstomo, theta and num_proj are modified')
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stack_object(:,:,which_remove) = [];
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theta(which_remove)=[];
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total_shift(which_remove,:) = [];
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par.scanstomo(which_remove)=[];
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try par.energy(which_remove,:) = []; end
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try par.nresidua_per_frame(which_remove) = []; end
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try par.subtomos(which_remove) = []; end
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par.num_proj = length(par.scanstomo);
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disp('Done')
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end
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end
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end |