Rezultati pretrage - Ehsan Samei

Detaljiziraj rezultate
  1. 1
    Experimental comparison of noise and resolution for 2k and 4k storage phosphor radiography systems

    Experimental comparison of noise and resolution for 2k and 4k storage phosphor radiography systems od Michael Flynn, Ehsan Samei

    Izdano 1999
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  2. 2
    Accurate assessment and prediction of noise in clinical CT images

    Accurate assessment and prediction of noise in clinical CT images od Xiaoyu Tian, Ehsan Samei

    Izdano 2015
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  3. 3
    Correlation between human detection accuracy and observer model-based image quality metrics in computed tomography

    Correlation between human detection accuracy and observer model-based image quality metrics in computed tomography od Justin Solomon, Ehsan Samei

    Izdano 2016
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  4. 4
    The impact on CT dose of the variability in tube current modulation technology: a theoretical investigation

    The impact on CT dose of the variability in tube current modulation technology: a theoretical investigation od Xiang Li, W. Paul Segars, Ehsan Samei

    Izdano 2014
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  5. 5
    Patient-based estimation of organ dose for a population of 58 adult patients across 13 protocol categories

    Patient-based estimation of organ dose for a population of 58 adult patients across 13 protocol categories od Pooyan Sahbaee, W. Paul Segars, Ehsan Samei

    Izdano 2014
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  6. 6
    A method for measuring the presampled MTF of digital radiographic systems using an edge test device

    A method for measuring the presampled MTF of digital radiographic systems using an edge test device od Ehsan Samei, Michael Flynn, David A. Reimann

    Izdano 1998
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  7. 7
    Estimating detectability index in vivo: development and validation of an automated methodology

    Estimating detectability index in vivo: development and validation of an automated methodology od Taylor B. Smith, Justin Solomon, Ehsan Samei

    Izdano 2017
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  8. 8
    Organ doses, effective doses, and risk indices in adult CT: Comparison of four types of reference phantoms across different examination protocols

    Organ doses, effective doses, and risk indices in adult CT: Comparison of four types of reference phantoms across different examination protocols od Yakun Zhang, Xiang Li, W. Paul Segars, Ehsan Samei

    Izdano 2012
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  9. 9
    Optimized image acquisition for breast tomosynthesis in projection and reconstruction space

    Optimized image acquisition for breast tomosynthesis in projection and reconstruction space od Amarpreet S. Chawla, Joseph Y. Lo, Jay A. Baker, Ehsan Samei

    Izdano 2009
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  10. 10
    How does<scp>c</scp>-<scp>view</scp>image quality compare with conventional 2D FFDM?

    How does<scp>c</scp>-<scp>view</scp>image quality compare with conventional 2D FFDM? od Jeffrey S. Nelson, Jered R. Wells, Jay A. Baker, Ehsan Samei

    Izdano 2016
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  11. 11
    The Effect of Contrast Material on Radiation Dose at CT: Part I. Incorporation of Contrast Material Dynamics in Anthropomorphic Phantoms

    The Effect of Contrast Material on Radiation Dose at CT: Part I. Incorporation of Contrast Material Dynamics in Anthropomorphic Phantoms od Pooyan Sahbaee, W. Paul Segars, Daniele Marin, Rendon C. Nelson, Ehsan Samei

    Izdano 2017
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  12. 12
    Effect of Radiation Dose Reduction and Reconstruction Algorithm on Image Noise, Contrast, Resolution, and Detectability of Subtle Hypoattenuating Liver Lesions at Multidetector CT: Filtered Back Projection versus a Commercial Model–based Iterative Reconstruction Algorithm

    Effect of Radiation Dose Reduction and Reconstruction Algorithm on Image Noise, Contrast, Resolution, and Detectability of Subtle Hypoattenuating Liver Lesions at Multidetector CT:... od Justin Solomon, Daniele Marin, Kingshuk Roy Choudhury, Bhavik N. Patel, Ehsan Samei

    Izdano 2017
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  13. 13
    Effective DQE (eDQE) and speed of digital radiographic systems: An experimental methodology

    Effective DQE (eDQE) and speed of digital radiographic systems: An experimental methodology od Ehsan Samei, Nicole T. Ranger, Alistair Mackenzie, Ian Honey, James T. Dobbins, Carl E. Ravin

    Izdano 2009
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  14. 14
    Detector or System? Extending the Concept of Detective Quantum Efficiency to Characterize the Performance of Digital Radiographic Imaging Systems

    Detector or System? Extending the Concept of Detective Quantum Efficiency to Characterize the Performance of Digital Radiographic Imaging Systems od Ehsan Samei, Nicole T. Ranger, Alistair Mackenzie, Ian Honey, James T. Dobbins, Carl E. Ravin

    Izdano 2008
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  15. 15
    The Effect of Contrast Material on Radiation Dose at CT: Part II. A Systematic Evaluation across 58 Patient Models

    The Effect of Contrast Material on Radiation Dose at CT: Part II. A Systematic Evaluation across 58 Patient Models od Pooyan Sahbaee, Ehsan Abadi, W. Paul Segars, Daniele Marin, Rendon C. Nelson, Ehsan Samei

    Izdano 2017
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  16. 16
    Pediatric Chest and Abdominopelvic CT: Organ Dose Estimation Based on 42 Patient Models

    Pediatric Chest and Abdominopelvic CT: Organ Dose Estimation Based on 42 Patient Models od Xiaoyu Tian, Xiang Li, W. Paul Segars, Erik K. Paulson, Donald P. Frush, Ehsan Samei

    Izdano 2013
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  17. 17
    Pencil beam coded aperture x-ray scatter imaging

    Pencil beam coded aperture x-ray scatter imaging od Kenneth P. MacCabe, Kalyani Krishnamurthy, Amarpreet S. Chawla, Daniel L. Marks, Ehsan Samei, David J. Brady

    Izdano 2012
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  18. 18
    Patient-specific Radiation Dose and Cancer Risk for Pediatric Chest CT

    Patient-specific Radiation Dose and Cancer Risk for Pediatric Chest CT od Xiang Li, Ehsan Samei, W. Paul Segars, Gregory M. Sturgeon, James G. Colsher, Donald P. Frush

    Izdano 2011
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  19. 19
    Application of the 4-D XCAT Phantoms in Biomedical Imaging and Beyond

    Application of the 4-D XCAT Phantoms in Biomedical Imaging and Beyond od W. Paul Segars, B.M.W. Tsui, Jing Cai, F Yin, George S. K. Fung, Ehsan Samei

    Izdano 2017
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  20. 20
    Modeling Lung Architecture in the XCAT Series of Phantoms: Physiologically Based Airways, Arteries and Veins

    Modeling Lung Architecture in the XCAT Series of Phantoms: Physiologically Based Airways, Arteries and Veins od Ehsan Abadi, W. Paul Segars, Gregory M. Sturgeon, Justus E. Roos, Carl E. Ravin, Ehsan Samei

    Izdano 2017
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