Tianfang Li

Summary

Affiliation: State University of New York
Country: USA

Publications

  1. ncbi request reprint Evaluation of an efficient compensation method for quantitative fan-beam brain SPECT reconstruction
    Tianfang Li
    Departments of Radiology and Physics and Astronomy, State University of New York, Stony Brook, NY 11794, USA
    IEEE Trans Med Imaging 24:170-9. 2005
  2. pmc Penalized weighted least-squares approach to sinogram noise reduction and image reconstruction for low-dose X-ray computed tomography
    Jing Wang
    Department of Radiology, State University of New York, Stony Brook, NY 11794, USA
    IEEE Trans Med Imaging 25:1272-83. 2006
  3. pmc An alternative solution to the nonuniform noise propagation problem in fan-beam FBP image reconstruction
    Jing Wang
    Department of Radiology, State University of New York at Stony Brook, Stony Brook, New York 11794, USA
    Med Phys 32:3389-94. 2005
  4. pmc An efficient reconstruction method for nonuniform attenuation compensation in nonparallel beam geometries based on Novikov's explicit inversion formula
    Tianfang Li
    State University of New York at Stony Brook, Stony Brook, NY 11794, USA
    IEEE Trans Med Imaging 24:1357-68. 2005
  5. pmc Noise Reduction for Low-Dose Single-Slice Helical CT Sinograms
    Jing Wang
    J Wang and Z Liang are with the Departments of Radiology and Physics and Astronomy, State University of New York, Stony Brook, NY 11794 USA telephone 631 444 2736, e mail T Li and H Lu were with the Department of Radiology, State University of New York, Stony Brook, NY 11794 USA T Li is now with the Department of Radiation Oncology, Stanford University, Stanford, CA 94305 USA H Lu is now with the Department of Biomedical Engineering, The Fourth Military Medical University, Xi an, Shaanxi 710032, China
    IEEE Trans Nucl Sci 53:1230-1237. 2006
  6. pmc Reconstruction for proton computed tomography by tracing proton trajectories: a Monte Carlo study
    Tianfang Li
    Departments of Radiology, Computer Science, and Physics and Astronomy, State University of New York at Stony Brook, Stony Brook, New York 11794, USA
    Med Phys 33:699-706. 2006
  7. doi request reprint Four-dimensional image registration for image-guided radiotherapy
    Eduard Schreibmann
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA 94305 5847, USA
    Int J Radiat Oncol Biol Phys 71:578-86. 2008
  8. ncbi request reprint Automated contour mapping using sparse volume sampling for 4D radiation therapy
    Ming Chao
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305 5847, USA
    Med Phys 34:4023-9. 2007
  9. ncbi request reprint CT image registration in sinogram space
    Weihua Mao
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305 5847, USA
    Med Phys 34:3596-602. 2007
  10. ncbi request reprint Four-dimensional cone-beam computed tomography using an on-board imager
    Tianfang Li
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305, USA
    Med Phys 33:3825-33. 2006

Detail Information

Publications18

  1. ncbi request reprint Evaluation of an efficient compensation method for quantitative fan-beam brain SPECT reconstruction
    Tianfang Li
    Departments of Radiology and Physics and Astronomy, State University of New York, Stony Brook, NY 11794, USA
    IEEE Trans Med Imaging 24:170-9. 2005
    ..The results demonstrate that our reconstruction strategy has comparable performance with a significant reduction of computing time...
  2. pmc Penalized weighted least-squares approach to sinogram noise reduction and image reconstruction for low-dose X-ray computed tomography
    Jing Wang
    Department of Radiology, State University of New York, Stony Brook, NY 11794, USA
    IEEE Trans Med Imaging 25:1272-83. 2006
    ..The KL-PWLS implementation may have the advantage in terms of computation for high-resolution dynamic low-dose CT imaging...
  3. pmc An alternative solution to the nonuniform noise propagation problem in fan-beam FBP image reconstruction
    Jing Wang
    Department of Radiology, State University of New York at Stony Brook, Stony Brook, New York 11794, USA
    Med Phys 32:3389-94. 2005
    ..Both theoretically predicted and empirically determined results concur and demonstrate the effectiveness of the presented alternative solution...
  4. pmc An efficient reconstruction method for nonuniform attenuation compensation in nonparallel beam geometries based on Novikov's explicit inversion formula
    Tianfang Li
    State University of New York at Stony Brook, Stony Brook, NY 11794, USA
    IEEE Trans Med Imaging 24:1357-68. 2005
    ..This effort can facilitate quantitative reconstruction of single photon emission computed tomography for cardiac imaging, which may need NPB collimation geometries and require high computational efficiency...
  5. pmc Noise Reduction for Low-Dose Single-Slice Helical CT Sinograms
    Jing Wang
    J Wang and Z Liang are with the Departments of Radiology and Physics and Astronomy, State University of New York, Stony Brook, NY 11794 USA telephone 631 444 2736, e mail T Li and H Lu were with the Department of Radiology, State University of New York, Stony Brook, NY 11794 USA T Li is now with the Department of Radiation Oncology, Stanford University, Stanford, CA 94305 USA H Lu is now with the Department of Biomedical Engineering, The Fourth Military Medical University, Xi an, Shaanxi 710032, China
    IEEE Trans Nucl Sci 53:1230-1237. 2006
    ....
  6. pmc Reconstruction for proton computed tomography by tracing proton trajectories: a Monte Carlo study
    Tianfang Li
    Departments of Radiology, Computer Science, and Physics and Astronomy, State University of New York at Stony Brook, Stony Brook, New York 11794, USA
    Med Phys 33:699-706. 2006
    ..This work demonstrates the advantage of tracking curved proton paths in conjunction with the ART algorithm and curved path estimates...
  7. doi request reprint Four-dimensional image registration for image-guided radiotherapy
    Eduard Schreibmann
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA 94305 5847, USA
    Int J Radiat Oncol Biol Phys 71:578-86. 2008
    ..To use the 4D data acquired under different conditions or using different modalities, an algorithm for registering 4D images must be in place. We developed an automated 4D-4D registration method to take advantage of 4D information...
  8. ncbi request reprint Automated contour mapping using sparse volume sampling for 4D radiation therapy
    Ming Chao
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305 5847, USA
    Med Phys 34:4023-9. 2007
    ..The robustness and accuracy of this approach make it a valuable tool for the efficient use of the available spatial-tempo information for 4D simulation and treatment...
  9. ncbi request reprint CT image registration in sinogram space
    Weihua Mao
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305 5847, USA
    Med Phys 34:3596-602. 2007
    ..In addition, this algorithm is valuable for dealing with situations where only limited projection data are available, making it appealing for various applications in image guided radiation therapy...
  10. ncbi request reprint Four-dimensional cone-beam computed tomography using an on-board imager
    Tianfang Li
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305, USA
    Med Phys 33:3825-33. 2006
    ....
  11. ncbi request reprint Model-based image reconstruction for four-dimensional PET
    Tianfang Li
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, California 94305 5847, USA
    Med Phys 33:1288-98. 2006
    ..Finally, the 4D PET reconstruction was applied to a patient case...
  12. ncbi request reprint Density resolution of proton computed tomography
    Reinhard W Schulte
    Department of Radiation Medicine, Loma Linda University Medical Center, Loma Linda, California 92354, USA
    Med Phys 32:1035-46. 2005
    ..We show that a reasonable density resolution can be achieved with a relatively small dose, which is comparable to or even lower than that of x-ray CT...
  13. ncbi request reprint Optimizing 4D cone-beam CT acquisition protocol for external beam radiotherapy
    Tianfang Li
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA 94305 5847, USA
    Int J Radiat Oncol Biol Phys 67:1211-9. 2007
    ..The aim of this study is to optimize the image acquisition on a patient-specific basis while minimizing the scan time and the radiation dose...
  14. ncbi request reprint Evaluation of on-board kV cone beam CT (CBCT)-based dose calculation
    Yong Yang
    Department of Radiation Oncology, Stanford University School of Medicine, 875 Blake Wilbur Drive, Stanford, CA 94305 5847, USA
    Phys Med Biol 52:685-705. 2007
    ....
  15. ncbi request reprint Enhanced 4D cone-beam CT with inter-phase motion model
    Tianfang Li
    Department of Radiation Oncology, Stanford University School of Medicine, Clinical Cancer Center, 875 Blake Wilbur Drive, Stanford, California 94305 5847, USA
    Med Phys 34:3688-95. 2007
    ..Several strategies of the motion derivation are discussed, and the resultant images are assessed with numerical simulations as well as a clinical case...
  16. ncbi request reprint Innovative strategies for image-guided proton treatment of prostate cancer
    Reinhard W Schulte
    Department of Radiation Medicine, Loma Linda University Medical Center, Loma Linda, CA, USA
    Technol Cancer Res Treat 5:91-100. 2006
    ....
  17. doi request reprint Automated contour mapping with a regional deformable model
    Ming Chao
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA 94305 5847, USA
    Int J Radiat Oncol Biol Phys 70:599-608. 2008
    ..To develop a regional narrow-band algorithm to auto-propagate the contour surface of a region of interest (ROI) from one phase to other phases of four-dimensional computed tomography (4D-CT)...
  18. doi request reprint Dose reduction for kilovotage cone-beam computed tomography in radiation therapy
    Jing Wang
    Department of Radiation Oncology, Stanford University School of Medicine, Clinical Cancer Center, 875 Blake Wilbur Drive, Rm CC G204, Stanford, CA 94305 5847, USA
    Phys Med Biol 53:2897-909. 2008
    ..Noise in the reconstructed CBCT image acquired with a low mAs protocol was greatly suppressed after the proposed sinogram domain image processing, without noticeable sacrifice of the spatial resolution...