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Lucretiu M. Popescu

Food & Drug Administration, Washington DC, USA

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Born: 1900

Interests: radiation physics, medical imaging, computer simulations

My work involve image reconstruction for imaging devices such as Positron Emission Tomography (PET) or X-ray computed tomography (CT), image quality evaluation, as well as simulation of imaging devices using Monte Carlo electron/photon transport models.

Selected publications:
• Lucretiu M. Popescu. Nonparametric signal detectability evaluation using an exponential transformation of the FROC curve. Medical Physics, 38 (10) , pp. 5690-5702, 2011.
• Lucretiu M. Popescu. Model for the detection of signals in images with multiple suspicious locations. Medical Physics, 35(12), pp. 5565-5574, 2008.
• Lucretiu M. Popescu. Nonparametric ROC and LROC analysis. Medical Physics, 34, pp. 1556-1564, 2007.
• Lucretiu. M. Popescu and R. M. Lewitt. Small nodule detectability evaluation using a generalized scan statistic model. Physics in Medicine and Biology, 51, pp. 6225-6244, 2006.
• Lucretiu M. Popescu, R. M. Lewitt, S. Matej, J. S. Karp. PET energy-based scatter estimation and image reconstruction with energy-dependent corrections. Physics in Medicine and Biology, 51, pp. 2919-2937, 2006.
• L. M. Popescu. A geometry modeling system for ray tracing or Monte Carlo particle transport simulation. Computer Physics Communications, 150/1, pp. 21-30, 2003.
• L. M. Popescu. A computer code package for Monte Carlo photon-electron transport simulation. Comparisons with experimental benchmarks. Nucl. Instr. and Meth. in Phys. Res. B, 161-163, pp. 318-322, 2000.
• L. M. Popescu. An extension of the Alias Sampling technique for parameterized probability density functions. Journal of Computational Physics, 160, pp. 612-622, 2000.


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