0001 function [param_list, warped_points, warped_image, score] = optimise_warps(ref_image, ref_points, unwarped_image, unwarped_points, spline_type, placement_method, n_points, verbose, do_plot, subplot_fig, pane)
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0050 [grid, steps] = setup_grid(2, unwarped_image, ref_points, placement_method, n_points);
0051
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0053 if(do_plot)
0054 figure(subplot_fig),subplot(10,2,pane,'replace'),plot(unwarped_image); drawnow;
0055 end
0056
0057 warp_params.green = 'biharmCPS';
0058 param_list = [];
0059 start_image = unwarped_image;
0060 start_points = unwarped_points;
0061
0062
0063
0064 if(strcmp(spline_type,'single_point'))
0065 for i=1:size(grid,2)
0066 [params, score] = fminsearch(@eval_msd_cps_warp,[0],optimset('Display',verbose),grid(i),steps(i),start_points, start_image, ref_image, verbose);
0067
0068 param_list(size(param_list,1)+1).d = params;
0069 start_points = cps_warp_1d(start_points, grid(i), steps(i), params(1));
0070 start_image = interp1(ref_points,unwarped_image,start_points, 'linear',0);
0071
0072 last_score = score;
0073 end
0074 elseif(strcmp(spline_type,'multi_point'))
0075 warped_grid = grid;
0076 warp_params.green = 'biharmCPS';
0077 last_score = eval_msd_multi_warp(zeros(size(grid)),grid, unwarped_image, unwarped_points, ref_image, ref_points, 20, warp_params);
0078 [params, score] = fminsearch(@eval_msd_multi_warp,zeros(size(grid)),optimset('Display',verbose,'TolX',1e-10),grid, unwarped_image, unwarped_points, ref_image, ref_points, 20, warp_params);
0079 param_list(size(param_list,1)+1,:).d = params;
0080 warped_grid = grid + params;
0081 start_points = nrr_trans_1d(start_points, grid, warped_grid, warp_params,[]);
0082 start_image = interp1(unwarped_points,unwarped_image,start_points, 'linear',0);
0083
0084 disp(['Initial score: ',num2str(last_score),' Final score: ',num2str(score)]);
0085
0086 end
0087
0088 warped_points = start_points;
0089 warped_image = start_image;
0090 if(do_plot)
0091 figure(subplot_fig),subplot(10,2,pane,'replace'),plot(warped_image); drawnow;
0092 end