Find spheres' center in PET

Segment spheres of the PET image allows you to find each center of hot spheres
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Description

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First, find the center of the 3 hottest spheres :

  • find a threshold thanks to the volume of hot spheres 3, 4 and 5
  • apply the threshold
  • use AimsConnectComp to find the 4 biggest connexe composants. (The biggest one is the jaszczak, then the 3 hottest spheres.)
  • use AimsPassCenter to find center of each of this 3 spheres.

    • Secondly, find the center of the other spheres (using a rotation of the others)

    Finally, find palette bound to see easily hot spheres.

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    Parameters

    Pets_mean: ListOf( Phantom PET Mean ) ( input )
    jzkSpec: Phantom Spec ( input )
    verbose: Boolean ( input )

    Technical information

    Toolbox : Nuclear Imaging

    User level : 2

    Identifier : jzkFindSphCenter_inPet

    File name : brainvisa/toolboxes/nuclearimaging/processes/jaszczak/jzkFindSphCenter_inPet.py

    Supported file formats :

    Pets_mean :
    NIFTI-1 image, NIFTI-1 image
    jzkSpec :
    CSV file, CSV file