Joyoni Dey

Summary

Affiliation: University of Massachusetts Medical School
Country: USA

Publications

  1. ncbi request reprint Targeted 2D/3D registration using ray normalization and a hybrid optimizer
    Joyoni Dey
    Department of Radiology, University of Massachusetts Medical School, Worcester, Massachusetts 01655, USA
    Med Phys 33:4730-8. 2006
  2. pmc Estimation and correction of cardiac respiratory motion in SPECT in the presence of limited-angle effects due to irregular respiration
    Joyoni Dey
    Department of Radiology, Division of Nuclear Medicine, University of Massachusetts Medical School, Worcester, Massachusetts 01655, USA
    Med Phys 37:6453-65. 2010
  3. pmc A flexible multicamera visual-tracking system for detecting and correcting motion-induced artifacts in cardiac SPECT slices
    Joseph E McNamara
    Department of Radiology, University of Massachusetts Medical School, 55 Lake Avenue North, Worcester Massachusetts 01655, USA
    Med Phys 36:1913-23. 2009
  4. ncbi request reprint Surface normal overlap: a computer-aided detection algorithm with application to colonic polyps and lung nodules in helical CT
    David S Paik
    Department of Radiology, Stanford University, Stanford, CA 94305 5450, USA
    IEEE Trans Med Imaging 23:661-75. 2004

Collaborators

Detail Information

Publications4

  1. ncbi request reprint Targeted 2D/3D registration using ray normalization and a hybrid optimizer
    Joyoni Dey
    Department of Radiology, University of Massachusetts Medical School, Worcester, Massachusetts 01655, USA
    Med Phys 33:4730-8. 2006
    ..Another set of 50 random initial conditions from [+/-20] mm in x,y,z and [+/-10] deg in the three angles, yielded robustness of 84% (hybrid) versus 38% (Powell) using PI as metric, with accuracies 2.1 mm (hybrid) versus 2.0 mm (Powell)...
  2. pmc Estimation and correction of cardiac respiratory motion in SPECT in the presence of limited-angle effects due to irregular respiration
    Joyoni Dey
    Department of Radiology, Division of Nuclear Medicine, University of Massachusetts Medical School, Worcester, Massachusetts 01655, USA
    Med Phys 37:6453-65. 2010
    ..In this work, the authors investigate a method to overcome the effect of limited-angle reconstruction artifacts in SPECT when estimating respiratory motion...
  3. pmc A flexible multicamera visual-tracking system for detecting and correcting motion-induced artifacts in cardiac SPECT slices
    Joseph E McNamara
    Department of Radiology, University of Massachusetts Medical School, 55 Lake Avenue North, Worcester Massachusetts 01655, USA
    Med Phys 36:1913-23. 2009
    ..Taken together, these findings suggest that VTS-based motion correction is superior to either no-motion correction or the vendor-supplied software the authors investigated in clinical practice...
  4. ncbi request reprint Surface normal overlap: a computer-aided detection algorithm with application to colonic polyps and lung nodules in helical CT
    David S Paik
    Department of Radiology, Stanford University, Stanford, CA 94305 5450, USA
    IEEE Trans Med Imaging 23:661-75. 2004
    ..It is able to achieve 100% sensitivity for colonic polyps 10 mm and larger at 7.0 false positives (FPs)/dataset and 90% sensitivity for solid lung nodules 6 mm and larger at 5.6 FP/dataset...