Resultats de la cerca - Ehsan Samei

Refinar resultats
  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 per Michael Flynn, Ehsan Samei

    Publicat 1999
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  2. 2
    Accurate assessment and prediction of noise in clinical CT images

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

    Publicat 2015
    Obtenir text complet Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Justin Solomon, Ehsan Samei

    Publicat 2016
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Xiang Li, W. Paul Segars, Ehsan Samei

    Publicat 2014
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Pooyan Sahbaee, W. Paul Segars, Ehsan Samei

    Publicat 2014
    Obtenir text complet Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Ehsan Samei, Michael Flynn, David A. Reimann

    Publicat 1998
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Taylor B. Smith, Justin Solomon, Ehsan Samei

    Publicat 2017
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Yakun Zhang, Xiang Li, W. Paul Segars, Ehsan Samei

    Publicat 2012
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  9. 9
    Optimized image acquisition for breast tomosynthesis in projection and reconstruction space

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

    Publicat 2009
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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? per Jeffrey S. Nelson, Jered R. Wells, Jay A. Baker, Ehsan Samei

    Publicat 2016
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Pooyan Sahbaee, W. Paul Segars, Daniele Marin, Rendon C. Nelson, Ehsan Samei

    Publicat 2017
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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:... per Justin Solomon, Daniele Marin, Kingshuk Roy Choudhury, Bhavik N. Patel, Ehsan Samei

    Publicat 2017
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Ehsan Samei, Nicole T. Ranger, Alistair Mackenzie, Ian Honey, James T. Dobbins, Carl E. Ravin

    Publicat 2009
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Ehsan Samei, Nicole T. Ranger, Alistair Mackenzie, Ian Honey, James T. Dobbins, Carl E. Ravin

    Publicat 2008
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Pooyan Sahbaee, Ehsan Abadi, W. Paul Segars, Daniele Marin, Rendon C. Nelson, Ehsan Samei

    Publicat 2017
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per Xiaoyu Tian, Xiang Li, W. Paul Segars, Erik K. Paulson, Donald P. Frush, Ehsan Samei

    Publicat 2013
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  17. 17
    Pencil beam coded aperture x-ray scatter imaging

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

    Publicat 2012
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  18. 18
    Patient-specific Radiation Dose and Cancer Risk for Pediatric Chest CT

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

    Publicat 2011
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:
  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 per W. Paul Segars, B.M.W. Tsui, Jing Cai, F Yin, George S. K. Fung, Ehsan Samei

    Publicat 2017
    Obtenir text complet
    Revisão
    Afegir a favorits
    Guardat en:
  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 per Ehsan Abadi, W. Paul Segars, Gregory M. Sturgeon, Justus E. Roos, Carl E. Ravin, Ehsan Samei

    Publicat 2017
    Obtenir text complet
    Artigo
    Afegir a favorits
    Guardat en:

Eines de cerca: