Freek Beekman

Articles in Scholarly Journals [Incomplete List]

  1. Fast hybrid SPECT simulation including efficient septal penetration modelling (SP-PSF)
    Physics in Medicine and Biology, vol. 52, no. 11, pp. 3027–3043, 2007
  2. Front-illuminated versus back-illuminated photon-counting CCD-based gamma camera: important consequences for spatial resolution and energy resolution
    Physics in Medicine and Biology, vol. 52, no. 8, pp. N149–N162, 2007
  3. Special issue on fully 3D image reconstruction
    IEEE Transactions on Medical Imaging, vol. 26, no. 6, pp. 890–890, 2007
  4. Evaluation of 3D Monte Carlo-Based Scatter Correction for 201Tl Cardiac Perfusion SPECT
    Journal of Nuclear Medicine, vol. 48, no. 4, pp. 637–644, 2007
  5. Efficient Monte Carlo Based Scatter Artifact Reduction in Cone-Beam Micro-CT
    IEEE Transactions on Medical Imaging, vol. 25, no. 7, pp. 817–827, 2006
  6. Penetration, Scatter and Sensitivity in Channel Micro-Pinholes for SPECT: A Monte Carlo Investigation
    IEEE Transactions on Nuclear Science, vol. 53, no. 5, pp. 2635–2645, 2006
  7. Statistical reconstruction for x-ray CT systems with non-continuous detectors
    Physics in Medicine and Biology, vol. 52, no. 2, pp. 403–418, 2006
  8. Hybrid scatter correction applied to quantitative holmium-166 SPECT
    Physics in Medicine and Biology, vol. 51, no. 19, pp. 4773–4787, 2006
  9. Evaluation of accelerated iterative x-ray CT image reconstruction using floating point graphics hardware
    Physics in Medicine and Biology, vol. 51, no. 4, pp. 875–889, 2006
  10. Comparison of methods for suppressing edge and aliasing artefacts in iterative x-ray CT reconstruction
    Physics in Medicine and Biology, vol. 51, no. 7, pp. 1877–1889, 2006
  11. The pinhole: gateway to ultra-high-resolution three-dimensional radionuclide imaging
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 34, no. 2, pp. 151–161, 2006
  12. Complementary molecular imaging technologies: High resolution SPECT, PET and MRI
    Drug Discovery Today: Technologies, vol. 3, no. 2, pp. 187–194, 2006
  13. GATE simulations for optimization of pinhole imaging
    Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol. 569, no. 2, pp. 359–363, 2006
  14. Photon-counting versus an integrating CCD-based gamma camera: important consequences for spatial resolution
    Physics in Medicine and Biology, vol. 50, no. 12, pp. N109–N119, 2005
  15. Evaluation of the ordered subset convex algorithm for cone-beam CT
    Physics in Medicine and Biology, vol. 50, no. 4, pp. 613–623, 2005
  16. Parallel statistical image reconstruction for cone-beam x-ray CT on a shared memory computation platform
    Physics in Medicine and Biology, vol. 50, no. 6, pp. 1265–1272, 2005
  17. Photon-Counting Gamma Camera Based on an Electron-Multiplying CCD
    IEEE Transactions on Nuclear Science, vol. 52, no. 3, pp. 580–588, 2005
  18. Monte Carlo-Based Statistical SPECT Reconstruction: Influence of Number of Photon Tracks
    IEEE Transactions on Nuclear Science, vol. 52, no. 5, pp. 1365–1369, 2005
  19. Accelerated Simulation of Cone Beam X-Ray Scatter Projections
    IEEE Transactions on Medical Imaging, vol. 23, no. 5, pp. 584–590, 2004
  20. Suppression of intensity transition artifacts in statistical x-ray computer tomography reconstruction through Radon inversion initialization
    Medical Physics, vol. 31, no. 1, p. 62, 2004
  21. Experimental validation of a rapid Monte Carlo based micro-CT simulator
    Physics in Medicine and Biology, vol. 49, no. 18, pp. 4321–4333, 2004
  22. Design and simulation of a high-resolution stationary SPECT system for small animals
    Physics in Medicine and Biology, vol. 49, no. 19, pp. 4579–4592, 2004
  23. Photon penetration and scatter in micro-pinhole imaging: a Monte Carlo investigation
    Physics in Medicine and Biology, vol. 49, no. 8, pp. 1369–1386, 2004
  24. Monte Carlo-based down-scatter correction of SPECT attenuation maps
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 31, no. 10, 2004
  25. High-resolution emission tomography of small laboratory animals: physics and gamma-astronomy meet molecular biology
    Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol. 509, no. 1-3, pp. 229–234, 2003
  26. Characterization and suppression of edge and aliasing artefacts in iterative x-ray CT reconstruction
    Physics in Medicine and Biology, vol. 49, no. 1, pp. 145–157, 2003
  27. Monte Carlo simulations of pinhole imaging accelerated by kernel-based forced detection
    Physics in Medicine and Biology, vol. 47, no. 11, pp. 1853–1867, 2002
  28. Introduction to the physics of molecular imaging with radioactive tracers in small animals
    Journal of Cellular Biochemistry, vol. 87, no. S39, pp. 221–230, 2002
  29. Towards in vivo nuclear microscopy: iodine-125 imaging in mice using micro-pinholes
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 29, no. 7, pp. 933–938, 2002
  30. Simultaneous 99m Tc/ 201 Tl dual-isotope SPET with Monte Carlo-based down-scatter correction
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 29, no. 8, pp. 1063–1071, 2002
  31. Effect of phantom voxelization in CT simulations
    Medical Physics, vol. 29, no. 4, p. 492, 2002
  32. Efficient simulation of SPECT down-scatter including photon interactions with crystal and lead
    Medical Physics, vol. 29, no. 4, p. 550, 2002
  33. Performance evaluation of A-SPECT: a high resolution desktop pinhole SPECT system for imaging small animals
    IEEE Transactions on Nuclear Science, vol. 49, no. 5, pp. 2139–2147, 2002
  34. Efficient fully 3-D iterative SPECT reconstruction with Monte Carlo-based scatter compensation
    IEEE Transactions on Medical Imaging, vol. 21, no. 8, pp. 867–877, 2002
  35. Acceleration of Monte Carlo SPECT simulation using convolution-based forced detection
    IEEE Transactions on Nuclear Science, vol. 48, no. 1, pp. 58–64, 2001
  36. Choice of collimator for cardiac SPET when resolution compensation is included in iterative reconstruction
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 28, no. 1, pp. 39–47, 2001
  37. Improvement of image resolution and quantitative accuracy in clinical Single Photon Emission Computed Tomography
    Computerized Medical Imaging and Graphics, vol. 25, no. 2, pp. 135–146, 2001
  38. Physics in Medicine and Biology, vol. 46, no. 3, pp. 621–635, 2001
  39. Physics in Medicine and Biology, vol. 46, no. 7, pp. 1835–1844, 2001
  40. Estimation of the depth-dependent component of the point spread function of SPECT
    Medical Physics, vol. 26, no. 11, p. 2311, 1999
  41. Comparison of post-filtering and filtering between iterations for SPECT reconstruction
    IEEE Transactions on Nuclear Science, vol. 46, no. 6, pp. 2233–2238, 1999
  42. Physics in Medicine and Biology, vol. 42, no. 6, pp. 1133–1142, 1999
  43. Physics in Medicine and Biology, vol. 42, no. 8, pp. 1619–1632, 1999
  44. Physics in Medicine and Biology, vol. 43, no. 6, pp. 1713–1730, 1999
  45. Physics in Medicine and Biology, vol. 44, no. 3, pp. 665–679, 1999
  46. Physics in Medicine and Biology, vol. 44, no. 8, pp. N183–N192, 1999
  47. Maximum likelihood estimation of cerebral blood flow in dynamic susceptibility contrast MRI
    Magnetic Resonance in Medicine, vol. 41, no. 2, pp. 343–350, 1999
  48. Accelerated iterative transmission CT reconstruction using an ordered subsets convex algorithm
    IEEE Transactions on Medical Imaging, vol. 17, no. 6, pp. 1101–1105, 1998
  49. Effects of truncation of transmission projections on cardiac SPECT images acquired by a right-angle dual-camera with half-fan-beam collimators
    IEEE Transactions on Nuclear Science, vol. 45, no. 3, pp. 1174–1178, 1998
  50. The use of offset cone-beam collimators in a dual head system for combined emission transmission brain SPECT: a feasibility study
    IEEE Transactions on Nuclear Science, vol. 45, no. 3, pp. 1250–1254, 1998
  51. A clinical perspective of accelerated statistical reconstruction
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 24, no. 7, pp. 797–808, 1997
  52. Dual matrix ordered subsets reconstruction for accelerated 3D scatter compensation in single-photon emission tomography
    European Journal of Nuclear Medicine and Molecular Imaging, vol. 25, no. 1, pp. 8–18, 1997
  53. Evaluation of OS-EM vs. ML-EM for 1D, 2D and fully 3D SPECT reconstruction
    IEEE Transactions on Nuclear Science, vol. 43, no. 3, pp. 2018–2024, 1996
  54. Improved SPECT quantitation using fully three-dimensional iterative spatially variant scatter response compensation
    IEEE Transactions on Medical Imaging, vol. 15, no. 4, pp. 491–499, 1996
  55. Fast SPECT simulation including object shape dependent scatter
    IEEE Transactions on Medical Imaging, vol. 14, no. 2, pp. 271–282, 1995
  56. A new phantom for fast determination of the scatter response of a gamma camera
    IEEE Transactions on Nuclear Science, vol. 41, no. 4, pp. 1481–1488, 1994
  57. Object shape dependent PSF model for SPECT imaging
    IEEE Transactions on Nuclear Science, vol. 40, no. 1, pp. 31–39, 1993