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                                            markus-jehl

Modify BlocksOnCylindrical map orientation projection test to also consider oblique segments and non-trivial bins

Issue https://github.com/UCL/STIR/issues/1223 was undetected in part because the BOC projection tests often only consider direct segments. The map orientation test would be a good test to use for testing oblique...

Small diagonal artifact in BlocksOnCylindrical sinograms

When projecting a cylinder on a BlocksOnCylindrical scanner and comparing the first 90° of the sinogram with the next 90°, then there appears a thin diagonal artifact with approximately 0.1%...

Methods in ML_norm.cxx are not parallelised yet

The methods in ML_norm.cxx take much longer than they should, because they do not leverage OpenMP yet.