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STIR
6.2.0
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a variety of useful functions More...
#include "stir/common.h"Go to the source code of this file.
Classes | |
| class | stir::SegmentByView< elemT > |
| A class for storing (3d) projection data with fixed SegmentIndices. More... | |
| class | stir::SegmentBySinogram< elemT > |
| A class for storing (3d) projection data with fixed SegmentIndices. More... | |
| class | stir::Viewgram< elemT > |
| A class for 2d projection data. More... | |
| class | stir::RelatedViewgrams< elemT > |
| A class for storing viewgrams which are related by symmetry. More... | |
| class | stir::DiscretisedDensity< num_dimensions, elemT > |
| This abstract class is the basis for all image representations. More... | |
Namespaces | |
| stir | |
| Namespace for the STIR library (and some/most of its applications) | |
Functions | |
| float | stir::neg_trunc (float x) |
| truncates negative values to zero | |
| void | stir::divide_and_truncate (Viewgram< float > &numerator, const Viewgram< float > &denominator, const int rim_truncation_sino, int &count, int &count2, double *f=NULL) |
| divide viewgrams and set 'edge bins' to zero, put answer in numerator | |
| void | stir::divide_and_truncate (RelatedViewgrams< float > &numerator, const RelatedViewgrams< float > &denominator, const int rim_truncation_sino, int &count, int &count2, double *f=NULL) |
| divide related viewgrams and set 'edge bins' to zero, put answer in numerator | |
| void | stir::truncate_rim (DiscretisedDensity< 3, float > &image_input, const int rim_truncation_image, const bool strictly_less_than_radius=true) |
| sets to zero voxels within rim_truncation_image of the FOV rim | |
| void | stir::truncate_rim (SegmentByView< float > &seg, const int rim_truncation_sino) |
| sets the first and last rim_truncation_sino bins at the 'edges' to zero | |
| void | stir::truncate_rim (Viewgram< float > &viewgram, const int rim_truncation_sino) |
| sets the first and last rim_truncation_sino bins at the 'edges' to zero | |
| void | stir::truncate_end_planes (DiscretisedDensity< 3, float > &input_image, int input_num_planes=1) |
| sets the end planes of the image to zero | |
| void | stir::divide_array (SegmentByView< float > &numerator, const SegmentByView< float > &denominator) |
| simple division of two sinograms, x/0 = 0 | |
| void | stir::divide_array (DiscretisedDensity< 3, float > &numerator, const DiscretisedDensity< 3, float > &denominator) |
| simple division of two images, x/0 = 0 | |
| void | stir::accumulate_loglikelihood (Viewgram< float > &projection_data, const Viewgram< float > &estimated_projections, const int rim_truncation_sino, double *accum) |
| compute the log term of the loglikelihood function for given part of the projection space | |
a variety of useful functions
1.8.13