Shobhit Sharma
Student
Current Appointments & Affiliations
- Student, Physics, Trinity College of Arts & Sciences
Contact Information
- Recognition
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In the News
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DEC 12, 2019
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- Research
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Selected Grants
- Publications & Artistic Works
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Selected Publications
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Academic Articles
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Fu, Wanyi, Shobhit Sharma, Ehsan Abadi, Alexandros-Stavros Iliopoulos, Qi Wang, Xiaobai Sun, Joseph Yuan-Chieh Lo, W Paul Segars, and Ehsan Samei. “iPhantom: A framework for automated creation of individualized computational phantoms and its application to CT organ dosimetry.” Ieee Journal of Biomedical and Health Informatics, 2021, 1–1. https://doi.org/10.1109/jbhi.2021.3063080.Full Text
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Abadi, Ehsan, William P. Segars, Brian Harrawood, Shobhit Sharma, Anuj Kapadia, and Ehsan Samei. “Virtual clinical trial for quantifying the effects of beam collimation and pitch on image quality in computed tomography.” J Med Imaging (Bellingham) 7, no. 4 (July 2020): 042806. https://doi.org/10.1117/1.JMI.7.4.042806.Full Text Link to Item
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Sharma, Shobhit, Anuj Kapadia, Wanyi Fu, Ehsan Abadi, W Paul Segars, and Ehsan Samei. “A real-time Monte Carlo tool for individualized dose estimations in clinical CT.” Phys Med Biol 64, no. 21 (November 4, 2019): 215020. https://doi.org/10.1088/1361-6560/ab467f.Full Text Link to Item
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Hoye, Jocelyn, Shobhit Sharma, Yakun Zhang, Wanyi Fu, Francesco Ria, Anuj Kapadia, W Paul Segars, Joshua Wilson, and Ehsan Samei. “Organ doses from CT localizer radiographs: Development, validation, and application of a Monte Carlo estimation technique.” Med Phys 46, no. 11 (November 2019): 5262–72. https://doi.org/10.1002/mp.13781.Full Text Open Access Copy Link to Item
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Abadi, Ehsan, Brian Harrawood, Jayasai R. Rajagopal, Shobhit Sharma, Anuj Kapadia, William Paul Segars, Karl Stierstorfer, Martin Sedlmair, Elizabeth Jones, and Ehsan Samei. “Development of a scanner-specific simulation framework for photon-counting computed tomography.” Biomed Phys Eng Express 5, no. 5 (August 2019). https://doi.org/10.1088/2057-1976/ab37e9.Full Text Link to Item
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Abadi, Ehsan, Brian Harrawood, Shobhit Sharma, Anuj Kapadia, William P. Segars, and Ehsan Samei. “DukeSim: A Realistic, Rapid, and Scanner-Specific Simulation Framework in Computed Tomography.” Ieee Trans Med Imaging 38, no. 6 (June 2019): 1457–65. https://doi.org/10.1109/TMI.2018.2886530.Full Text Link to Item
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Sharma, Shobhit, Ehsan Abadi, Anuj J. Kapadia, Paul W. Segars, and Ehsan Samei. “A GPU-accelerated framework for rapid estimation of scanner-specific scatter in CT for virtual imaging trials.” Physics in Medicine & Biology, n.d. https://doi.org/10.1088/1361-6560/abeb32.Full Text
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Conference Papers
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Jadick, Giavanna L., Ehsan Abadi, Brian Harrawood, Shobhit Sharma, William P. Segars, and Ehsan Samei. “A framework to simulate CT images with tube current modulation.” In Medical Imaging 2021: Physics of Medical Imaging. SPIE, 2021. https://doi.org/10.1117/12.2580983.Full Text
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Abadi, Ehsan, William Segars, Shobit Sharma, Francesco Ria, Hamid Chalian, and Ehsan Samei. “Virtual Imaging Trials for Novel Coronavirus Disease (COVID-19),” 2020.
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Abadi, E., B. Harrawood, J. Rajagopal, S. Sharma, A. Kapadia, M. Sedlmair, J. C. Ramirez, K. Stierstorfer, W. P. Segars, and E. Samei. “A framework for realistic virtual clinical trials in photon counting computed tomography.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 10948, 2019. https://doi.org/10.1117/12.2512898.Full Text
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Abadi, E., W. P. Segars, B. Harrawood, S. Sharma, T. Sauer, A. Kapadia, and E. Samei. “Trade-off between spatial details and motion artifact in multi-detector CT: A virtual clinical trial with 4D textured human models.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 10948, 2019. https://doi.org/10.1117/12.2512891.Full Text
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Fu, W., S. Sharma, T. Smith, R. Hou, E. Abadi, V. Selvakumaran, R. Tang, et al. “Multi-organ segmentation in clinical-computed tomography for patient-specific image quality and dose metrology.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 10948, 2019. https://doi.org/10.1117/12.2512883.Full Text
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Sharma, S., E. Abadi, A. Kapadia, W. P. Segars, and E. Samei. “A comprehensive GPU-based framework for scatter estimation in single source, dual source, and photon-counting CT.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 10948, 2019. https://doi.org/10.1117/12.2513198.Full Text
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Fenoli, J., S. Sharma, E. Abadi, P. Segars, E. Samei, and A. Kapadia. “Organ Dose Heterogeneity in Chest and Abdominopelvic CT Scans for a Population of Adult and Pediatric Phantoms: A Virtual Clinical Trial Study.” In Medical Physics, 45:E153–E153. WILEY, 2018.Link to Item
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Sharma, S., E. Abadi, P. Segars, A. Kapadia, and E. Samei. “A Real-Time Monte-Carlo Simulation Technique for Dose and Scatter Estimation in Virtual Clinical Trials for CT Imaging.” In Medical Physics, 45:E689–E689. WILEY, 2018.Link to Item
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Fu, W., W. P. Segars, E. Abadi, S. Sharma, A. J. Kapadia, and E. Samei. “From patient-informed to patient-specific organ dose estimation in clinical computed tomography.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 10573, 2018. https://doi.org/10.1117/12.2294954.Full Text
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Sharma, S., A. Kapadia, E. Abadi, W. Fu, W. P. Segars, and E. Samei. “A rapid GPU-based Monte Carlo simulation tool for individualized dose estimations in CT.” In Progress in Biomedical Optics and Imaging Proceedings of Spie, Vol. 10573, 2018. https://doi.org/10.1117/12.2294965.Full Text
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Fenoli, J., J. Hoye, S. Sharma, J. Spencer, B. Harrawood, P. Segars, E. Samei, and A. Kapadia. “Evaluation of Intra-Organ Dose Heterogeneity Using XCAT Phantoms.” In Medical Physics, Vol. 44. WILEY, 2017.Link to Item
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- Scholarly, Clinical, & Service Activities
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Presentations & Appearances
- A comprehensive GPU-based framework for scatter estimation in single source, dual source, and photon-counting CT. SPIE Medical Imaging. February 2019 2019
- A rapid GPU-based Monte Carlo simulation tool for individualized dose estimations in CT. SPIE Medical Imaging. February 2019 2019
- How Much Does Low kV Imaging Increase Skin Radiation Dose in Contrast-Enhanced CT? - A Simulation Study on a Virtual Population of Patient Models. RSNA Annual Meeting. November 2018 2018
- A Real-Time Monte-Carlo Simulation Technique for Dose and Scatter Estimation in Virtual Clinical Trials for CT Imaging. AAPM Annual Meeting. July 2018 2018
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