[Castor-users] CT reconstruction error

Hadi Rezaei hrezaei.m.ph at gmail.com
Tue Mar 26 20:34:02 CET 2024


 Dear Castor users
I simulated a CT scanner using GATE and got 180 imageCT (.dat) output
projections. I combined them and converted them to '.Cdf" in float 32. For
reconstruction, I used the following command but found the following error.
I appreciate any guidance.

/castor-recon -df benchmark_ct_histogram.Cdh -fout CT_test -oit -1 -it 4:25
-dim 50,50,5 -vox 2,2,2.5 -opti MLTR -th 0 -slice-out 1 -proj
distanceDriven -vb 2

***** iScannerCT::GetPositionsAndOrientations() -> Projection index
(16777216) out of range [0:179] !
***** vProjector::Project() -> A problem occurred while getting positions
and orientations from scanner !
***** oProjectorManager::ComputeProjectionLine() -> A problem occurred
while forward projecting an event !
***** iIterativeAlgorithm::StepInnerLoopInsideSubsetLoop() -> A problem
occurred while computing the projection line !
---***** iScannerCT::GetPositionsAndOrientations() -> Projection index
(16777216) out of range [0:179] !
***** vProjector::Project() -> A problem occurred while getting positions
and orientations from scanner !
***** oProjectorManager::ComputeProjectionLine() -> A problem occurred
while forward projecting an event !
***** iIterativeAlgorithm::StepInnerLoopInsideSubsetLoop() -> A problem
occurred while computing the projection line !
***** iScannerCT::GetPositionsAndOrientations() -> Projection index
(16777216) out of range [0:179] !
***** vProjector::Project() -> A problem occurred while getting positions
and orientations from scanner !
***** oProjectorManager::ComputeProjectionLine() -> A problem occurred
while forward projecting an event !
***** iIterativeAlgorithm::StepInnerLoopInsideSubsetLoop() -> A problem
occurred while computing the projection line !
----------------------------------------------|
***** iIterativeAlgorithm::StepInnerLoopInsideSubsetLoop() -> A problem
occurred inside the parallel loop over events !
***** vAlgorithm::IterateCPU() -> A problem occurred while calling
StepInnerLoopInsideSubsetLoop() function !
***** castor-recon() -> Error while performing the reconstruction
***** Exit function called. Abort with code 1.
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