Dr Georgios Angelis

Research Associate

M02J - 6-10 Mallet Street - Building J
The University of Sydney


Themes

Medical Imaging and Radiation Sciences

Selected grants

2015

  • Advanced Dynamic Positron Emission Tomography Imaging for Ligand Displacement Studies on Awake and Freely Moving Animals; Angelis G; Australian Institute of Nuclear Science and Engineering (AINSE)/Research Projects.

Selected publications

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Journals

  • Angelis, G., Kotasidis, F., Matthews, J., Markiewicz, P., Lionheart, W., Reader, A. (2015). Full field spatially-variant image-based resolution modeling reconstruction for the HRRT. Physica Medica, 31, 137-145. [More Information]
  • Kotasidis, F., Matthews, J., Reader, A., Angelis, G., Zaidi, H. (2014). Application of adaptive kinetic modelling for bias propagation reduction in direct 4D image reconstruction. Physics in Medicine and Biology, 59(20), 6061-6084. [More Information]
  • Angelis, G., Kyme, A., Ryder, W., Fulton, R., Meikle, S. (2014). Attenuation correction for freely moving small animal brain PET studies based on a virtual scanner geometry. Physics in Medicine and Biology, 59(19), 5651-5666. [More Information]
  • Angelis, G., Matthews, J., Kotasidis, F., Markiewicz, P., Lionheart, W., Reader, A. (2014). Evaluation of a direct 4D reconstruction method using generalised linear least squares for estimating nonlinear micro-parametric maps. Annals of Nuclear Medicine, 28(9), 860-873. [More Information]
  • Kotasidis, F., Angelis, G., Anton-Rodriguez, J., Markiewicz, P., Lionheart, W., Reader, A., Matthews, J. (2014). Image-Based Spatially Variant and Count Rate Dependent Point Spread Function on the HRRT. IEEE Transactions on Nuclear Science, 61(3), 1192-1202. [More Information]
  • Angelis, G., Ryder, W., Bashar, M., Fulton, R., Meikle, S. (2014). Impact of extraneous mispositioned events on motion-corrected brain SPECT images of freely moving animals. Medical Physics, 41(9), 092502. [More Information]
  • Kotasidis, F., Angelis, G., Anton-Rodriguez, J., Matthews, J., Reader, A., Zaidi, H. (2014). Isotope specific resolution recovery image reconstruction in high resolution PET imaging. Medical Physics, 41(052503), 052503-1-052503-11. [More Information]
  • Kyme, A., Se, S., Meikle, S., Angelis, G., Ryder, W., Popovic, K., Yatigammana, D., Fulton, R. (2014). Markerless Motion Tracking of Awake Animals in Positron Emission Tomography. IEEE Transactions on Medical Imaging, 33(11), 2180-2190. [More Information]
  • Kyme, A., Se, S., Meikle, S., Angelis, G., Ryder, W., Popovic, K., Yatigammana, D., Fulton, R. (2014). Markerless motion tracking of awake animals in positron emission tomography. IEEE Transactions on Medical Imaging, 33(11), 2180-2190. [More Information]
  • Wimberley, C., Angelis, G., Boisson, F., Callaghan, P., Fischer, K., Pichler, B., Meikle, S., Gregoire, M., Reilhac, A. (2014). Simulation-based optimisation of the PET data processing for partial saturation approach protocols. NeuroImage, 97, 29-40. [More Information]
  • Angelis, G., Reader, A., Markiewicz, P., Kotasidis, F., Lionheart, W., Matthews, J. (2013). Acceleration of image-based resolution modelling reconstruction using an expectation maximisation nested algorithm. Physics in Medicine and Biology, 58(15), 5061-5083. [More Information]

Conferences

  • Kyme, A., Eisenhuth, J., Hart, G., Angelis, G., Meikle, S. (2014). A ‘Smart’ Enclosure for Open-Field Small Animal Brain PET During Learning Tasks. 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Kench, P., Angelis, G., Kyme, A., Ryder, W., Gillam, J., Weisenberger, A., McKisson, J., McKisson, J., Lee, S., Meikle, S. (2014). Feasibility of motion-corrected planar projection imaging of single photon emitters: a phantom study. 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Angelis, G., Ryder, W., Kyme, A., Fulton, R., Meikle, S. (2014). Improved attenuation correction for freely moving animal brain PET studies using a virtual scanner geometry. SPIE Medical Imaging 2014: Physics of Medical Imaging, Bellingham WA: SPIE Press.
  • Angelis, G., Kyme, A., Eisenhuth, J., Popovic, K., Clemens, K., Parmar, A., Pascali, G., Perkins, G., Zhou, V., Bashar, M., Meikle, S. (2014). Open-field PET: A novel system for simultaneous measurement of brain function and behavior in laboratory rats. 2014 ASMI Conference, QLD.
  • Prokopovich, D., McNamara, A., Boardman, D., Ryder, W., Kyme, A., Angelis, G., Boisson, F., Reinhard, M. (2013). 2013 GEANT4 simulation of a SPECT system for conscious small animal imaging. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Kyme, A., Meikle, S., Ryder, W., Popovic, K., Angelis, G., Fulton, R. (2013). A versatile markerless motion tracking method for correction of complex motion in preclinical and clinical molecular imaging research. Japanese Society of Molecular Imaging, Japan: Japanese Society of Molecular Imaging.
  • Kyme, A., Fulton, R., Eisenhuth, J., Angelis, G., Ryder, W., Popovic, K., Zhou, V., Bashar, M., Meikle, S. (2013). Brain PET imaging of freely moving rats: system design and pilot animal data. XIth International Conference on Quantification of Brain Function with PET, China.
  • Angelis, G., Bickell, M., Kyme, A., Ryder, W., Zhou, L., Nuyts, J., Meikle, S., Fulton, R. (2013). Calculated attenuation correction for awake small animal brain PET studies. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Hart, G., Angelis, G., Kyme, A., Ryder, W., Meikle, S., Fulton, R., Parmar, A., Balleine, B. (2013). MicroPET assessment of regional brain activation during pavlovian learning in conscious unrestrained rats. World Molecular Imaging Congress 2013, Georgia, USA.
  • Angelis, G., Boisson, F., Ryder, W., Kyme, A., Fulton, R., Meikle, S. (2013). Motion-corrected planar projection imaging for awake and freely moving small animals. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Kostasidis, F., Matthews, J., Reader, A., Angelis, G., Zaidi, H. (2012). Application of Adaptive Kinetic Modeling for Bias Propagation Reduction in Direct 4D Image Reconstruction. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.
  • Ryder, W., Angelis, G., Bashar, M., Kyme, A., Fulton, R., Liu, H., Meikle, S. (2012). FastMIST: A Fast Molecular Imaging SimulaTor. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.
  • Bashar, M., Ryder, W., Angelis, G., Kyme, A., Meikle, S., Fulton, R. (2012). GPU-Accelerated Sensitivity Matrix Calculation for Motion Compensated List-Mode PET Reconstruction. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.
  • Angelis, G., Ryder, W., Bashar, M., Fulton, R., Meikle, S. (2012). Impact of Extraneous Mispositioned Events on Motion-Corrected Brain SPECT Images of Freely Moving Animals. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.

2015

  • Angelis, G., Kotasidis, F., Matthews, J., Markiewicz, P., Lionheart, W., Reader, A. (2015). Full field spatially-variant image-based resolution modeling reconstruction for the HRRT. Physica Medica, 31, 137-145. [More Information]

2014

  • Kyme, A., Eisenhuth, J., Hart, G., Angelis, G., Meikle, S. (2014). A ‘Smart’ Enclosure for Open-Field Small Animal Brain PET During Learning Tasks. 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Kotasidis, F., Matthews, J., Reader, A., Angelis, G., Zaidi, H. (2014). Application of adaptive kinetic modelling for bias propagation reduction in direct 4D image reconstruction. Physics in Medicine and Biology, 59(20), 6061-6084. [More Information]
  • Angelis, G., Kyme, A., Ryder, W., Fulton, R., Meikle, S. (2014). Attenuation correction for freely moving small animal brain PET studies based on a virtual scanner geometry. Physics in Medicine and Biology, 59(19), 5651-5666. [More Information]
  • Angelis, G., Matthews, J., Kotasidis, F., Markiewicz, P., Lionheart, W., Reader, A. (2014). Evaluation of a direct 4D reconstruction method using generalised linear least squares for estimating nonlinear micro-parametric maps. Annals of Nuclear Medicine, 28(9), 860-873. [More Information]
  • Kench, P., Angelis, G., Kyme, A., Ryder, W., Gillam, J., Weisenberger, A., McKisson, J., McKisson, J., Lee, S., Meikle, S. (2014). Feasibility of motion-corrected planar projection imaging of single photon emitters: a phantom study. 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Kotasidis, F., Angelis, G., Anton-Rodriguez, J., Markiewicz, P., Lionheart, W., Reader, A., Matthews, J. (2014). Image-Based Spatially Variant and Count Rate Dependent Point Spread Function on the HRRT. IEEE Transactions on Nuclear Science, 61(3), 1192-1202. [More Information]
  • Angelis, G., Ryder, W., Bashar, M., Fulton, R., Meikle, S. (2014). Impact of extraneous mispositioned events on motion-corrected brain SPECT images of freely moving animals. Medical Physics, 41(9), 092502. [More Information]
  • Angelis, G., Ryder, W., Kyme, A., Fulton, R., Meikle, S. (2014). Improved attenuation correction for freely moving animal brain PET studies using a virtual scanner geometry. SPIE Medical Imaging 2014: Physics of Medical Imaging, Bellingham WA: SPIE Press.
  • Kotasidis, F., Angelis, G., Anton-Rodriguez, J., Matthews, J., Reader, A., Zaidi, H. (2014). Isotope specific resolution recovery image reconstruction in high resolution PET imaging. Medical Physics, 41(052503), 052503-1-052503-11. [More Information]
  • Kyme, A., Se, S., Meikle, S., Angelis, G., Ryder, W., Popovic, K., Yatigammana, D., Fulton, R. (2014). Markerless Motion Tracking of Awake Animals in Positron Emission Tomography. IEEE Transactions on Medical Imaging, 33(11), 2180-2190. [More Information]
  • Kyme, A., Se, S., Meikle, S., Angelis, G., Ryder, W., Popovic, K., Yatigammana, D., Fulton, R. (2014). Markerless motion tracking of awake animals in positron emission tomography. IEEE Transactions on Medical Imaging, 33(11), 2180-2190. [More Information]
  • Angelis, G., Kyme, A., Eisenhuth, J., Popovic, K., Clemens, K., Parmar, A., Pascali, G., Perkins, G., Zhou, V., Bashar, M., Meikle, S. (2014). Open-field PET: A novel system for simultaneous measurement of brain function and behavior in laboratory rats. 2014 ASMI Conference, QLD.
  • Wimberley, C., Angelis, G., Boisson, F., Callaghan, P., Fischer, K., Pichler, B., Meikle, S., Gregoire, M., Reilhac, A. (2014). Simulation-based optimisation of the PET data processing for partial saturation approach protocols. NeuroImage, 97, 29-40. [More Information]

2013

  • Prokopovich, D., McNamara, A., Boardman, D., Ryder, W., Kyme, A., Angelis, G., Boisson, F., Reinhard, M. (2013). 2013 GEANT4 simulation of a SPECT system for conscious small animal imaging. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Kyme, A., Meikle, S., Ryder, W., Popovic, K., Angelis, G., Fulton, R. (2013). A versatile markerless motion tracking method for correction of complex motion in preclinical and clinical molecular imaging research. Japanese Society of Molecular Imaging, Japan: Japanese Society of Molecular Imaging.
  • Angelis, G., Reader, A., Markiewicz, P., Kotasidis, F., Lionheart, W., Matthews, J. (2013). Acceleration of image-based resolution modelling reconstruction using an expectation maximisation nested algorithm. Physics in Medicine and Biology, 58(15), 5061-5083. [More Information]
  • Kyme, A., Fulton, R., Eisenhuth, J., Angelis, G., Ryder, W., Popovic, K., Zhou, V., Bashar, M., Meikle, S. (2013). Brain PET imaging of freely moving rats: system design and pilot animal data. XIth International Conference on Quantification of Brain Function with PET, China.
  • Angelis, G., Bickell, M., Kyme, A., Ryder, W., Zhou, L., Nuyts, J., Meikle, S., Fulton, R. (2013). Calculated attenuation correction for awake small animal brain PET studies. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.
  • Hart, G., Angelis, G., Kyme, A., Ryder, W., Meikle, S., Fulton, R., Parmar, A., Balleine, B. (2013). MicroPET assessment of regional brain activation during pavlovian learning in conscious unrestrained rats. World Molecular Imaging Congress 2013, Georgia, USA.
  • Angelis, G., Boisson, F., Ryder, W., Kyme, A., Fulton, R., Meikle, S. (2013). Motion-corrected planar projection imaging for awake and freely moving small animals. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Washington DC: IEEE.

2012

  • Kostasidis, F., Matthews, J., Reader, A., Angelis, G., Zaidi, H. (2012). Application of Adaptive Kinetic Modeling for Bias Propagation Reduction in Direct 4D Image Reconstruction. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.
  • Ryder, W., Angelis, G., Bashar, M., Kyme, A., Fulton, R., Liu, H., Meikle, S. (2012). FastMIST: A Fast Molecular Imaging SimulaTor. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.
  • Bashar, M., Ryder, W., Angelis, G., Kyme, A., Meikle, S., Fulton, R. (2012). GPU-Accelerated Sensitivity Matrix Calculation for Motion Compensated List-Mode PET Reconstruction. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.
  • Angelis, G., Ryder, W., Bashar, M., Fulton, R., Meikle, S. (2012). Impact of Extraneous Mispositioned Events on Motion-Corrected Brain SPECT Images of Freely Moving Animals. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, Anaheim: (IEEE) Institute of Electrical and Electronics Engineers.

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