ELogs/JeremyOcampo: Difference between revisions

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==To do==  
==To do==  


* Learning Geant4 with:  
* <b>G4</b> Simulate an image from a 1mm thick scintillator in a non-scintillating plastic slab
** compare to image from thick scintillator block
** this is to test the idea that we are seeing errors due to focal depth or light coming from different depths
* <b>G4</b> Get profiles at different depths and compare to data
* <b>G4</b> Get output factor curves and compare to data
* <b>G4</b> Make code neater, add more macros
* <b>Report</b> Finish first draft of start of report.
* <b>Camera</b>  Familiarize oneself with DSLR camera and software
 
==Completed==
* <b>Workshop</b> Went to workshop - "Challenges and opportunities within practical small field dosimetry" - 9th may
* <b>G4</b> Simulate image from a scintillator and compared it's pdd with image from dslr camera.
** ~100,000 optical photons collected by lens given ~10,000,000 x-ray photons, which took 3 hours.
** reduced computing time using multithreaded mode, and also using the symmetry of the system and adding more lenses to collect more light
* <b>G4</b> Import phase space file (cyberknife) beam to use as primary generator.
* <b>Group placement</b> exploring the simulacrum cancer data from PHE - 12th april
* <b>2nd term courses</b> Machine learning with Big data, Inverse problems in imaging
* <b>G4</b> Learning Geant4 with:  
** [https://groups.lal.in2p3.fr/ED-geant4/category/2018/page/2/ ED-Geant4] - Lectures with exercises and solutions from an intro G4 workshop in 2018.
** [https://groups.lal.in2p3.fr/ED-geant4/category/2018/page/2/ ED-Geant4] - Lectures with exercises and solutions from an intro G4 workshop in 2018.
** [http://geant4-userdoc.web.cern.ch/geant4-userdoc/UsersGuides/ForApplicationDeveloper/html/ Geant4 book] - Reference for G4.
** [http://geant4-userdoc.web.cern.ch/geant4-userdoc/UsersGuides/ForApplicationDeveloper/html/ Geant4 book] - Reference for G4.
* Learn how to simulate the light output and 4D dose distribution from Cerenkov processes and scintillator blocks/sheets in Geant4:
** Make PDD plots
** Implement lens: Count no. of optical photons hitting lens given no. of primary photons.
** Also find distribution of where optical light came from before hitting the lens.
** Learn how to import phase space for realistic beam.
* Familiarise oneself with DSLR cameras and controlling them via software.
==2nd term courses==
* Inverse problems in imaging
* Machine learning with Big data
==Group placement==
*  At Valtech, working on cancer patient data, making predictions with machine learning. <br />We are meant to spend ~1/3 of our time on this as part of the CDT in DIS. Final presentations for this are on 12th april.

Revision as of 12:48, 13 May 2019

Electronic Log for Jeremy Ocampo.

To do

  • G4 Simulate an image from a 1mm thick scintillator in a non-scintillating plastic slab
    • compare to image from thick scintillator block
    • this is to test the idea that we are seeing errors due to focal depth or light coming from different depths
  • G4 Get profiles at different depths and compare to data
  • G4 Get output factor curves and compare to data
  • G4 Make code neater, add more macros
  • Report Finish first draft of start of report.
  • Camera Familiarize oneself with DSLR camera and software

Completed

  • Workshop Went to workshop - "Challenges and opportunities within practical small field dosimetry" - 9th may
  • G4 Simulate image from a scintillator and compared it's pdd with image from dslr camera.
    • ~100,000 optical photons collected by lens given ~10,000,000 x-ray photons, which took 3 hours.
    • reduced computing time using multithreaded mode, and also using the symmetry of the system and adding more lenses to collect more light
  • G4 Import phase space file (cyberknife) beam to use as primary generator.
  • Group placement exploring the simulacrum cancer data from PHE - 12th april
  • 2nd term courses Machine learning with Big data, Inverse problems in imaging
  • G4 Learning Geant4 with:
    • ED-Geant4 - Lectures with exercises and solutions from an intro G4 workshop in 2018.
    • Geant4 book - Reference for G4.