Quan Zhang

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. ncbi request reprint Adaptive filtering for global interference cancellation and real-time recovery of evoked brain activity: a Monte Carlo simulation study
    Quan Zhang
    Harvard Medical School, Massachusetts General Hospital, Neural Systems Group, 13th Street, Building 149, Room 2651, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 12:044014. 2007
  2. ncbi request reprint Study of near infrared technology for intracranial hematoma detection
    Q Zhang
    Department of Biochemistry and Biophysics, University of Pennsylvania, Philadelphia 19104 6089, USA
    J Biomed Opt 5:206-13. 2000
  3. pmc Development of motion resistant instrumentation for ambulatory near-infrared spectroscopy
    Quan Zhang
    Massachusetts General Hospital, Harvard Medical School, Neural Systems Group, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 16:087008. 2011
  4. doi request reprint Adaptive filtering to reduce global interference in evoked brain activity detection: a human subject case study
    Quan Zhang
    Massachusetts General Hospital, Harvard Medical School, Neural Systems Group, 13th Street, Building 149, Room 2651, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 12:064009. 2007
  5. pmc Combined optical imaging and mammography of the healthy breast: optical contrast derived from breast structure and compression
    Qianqian Fang
    Massachusetts General Hospital, Charlestown, MA 02148 USA
    IEEE Trans Med Imaging 28:30-42. 2009
  6. pmc Adaptive filtering to reduce global interference in non-invasive NIRS measures of brain activation: how well and when does it work?
    Quan Zhang
    Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
    Neuroimage 45:788-94. 2009
  7. ncbi request reprint Advances in the application of technology to epilepsy: the CIMIT/NIO Epilepsy Innovation Summit
    Steven C Schachter
    Center for Integration of Medicine and Innovative Technology, Boston, MA, USA
    Epilepsy Behav 16:3-46. 2009
  8. ncbi request reprint Tomographic optical breast imaging guided by three-dimensional mammography
    Ang Li
    Department of Physics, Tufts University, Medford, Massachusetts 02155, USA
    Appl Opt 42:5181-90. 2003
  9. ncbi request reprint Optimal linear inverse solution with multiple priors in diffuse optical tomography
    Ang Li
    Department of Physics Tufts University, Medford, Massachusetts 02155, USA
    Appl Opt 44:1948-56. 2005
  10. pmc Depth sensitivity and source-detector separations for near infrared spectroscopy based on the Colin27 brain template
    GARY E STRANGMAN
    Neural Systems Group, Massachusetts General Hospital Harvard Medical School, Charlestown, Massachusetts, USA
    PLoS ONE 8:e66319. 2013

Detail Information

Publications18

  1. ncbi request reprint Adaptive filtering for global interference cancellation and real-time recovery of evoked brain activity: a Monte Carlo simulation study
    Quan Zhang
    Harvard Medical School, Massachusetts General Hospital, Neural Systems Group, 13th Street, Building 149, Room 2651, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 12:044014. 2007
    ..The technique can be performed in real time, an important feature required for applications such as brain activity localization, biofeedback, and potential neuroprosthetic devices...
  2. ncbi request reprint Study of near infrared technology for intracranial hematoma detection
    Q Zhang
    Department of Biochemistry and Biophysics, University of Pennsylvania, Philadelphia 19104 6089, USA
    J Biomed Opt 5:206-13. 2000
    ..Model inhomogeneity tests and animal hematoma tests showed the effectiveness of the improved hematoma detector for intracranial hematoma detection...
  3. pmc Development of motion resistant instrumentation for ambulatory near-infrared spectroscopy
    Quan Zhang
    Massachusetts General Hospital, Harvard Medical School, Neural Systems Group, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 16:087008. 2011
    ..To the best of our knowledge, this is the first report of multiparameter aNIRS monitoring and its application in parabolic flight...
  4. doi request reprint Adaptive filtering to reduce global interference in evoked brain activity detection: a human subject case study
    Quan Zhang
    Massachusetts General Hospital, Harvard Medical School, Neural Systems Group, 13th Street, Building 149, Room 2651, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 12:064009. 2007
    ..In addition, the results suggested that association between the superficial layer hemodynamics and the total global interference is time-varying...
  5. pmc Combined optical imaging and mammography of the healthy breast: optical contrast derived from breast structure and compression
    Qianqian Fang
    Massachusetts General Hospital, Charlestown, MA 02148 USA
    IEEE Trans Med Imaging 28:30-42. 2009
    ..The optical images from a subset of patients show composite features from both tissue structure and pressure distribution. We present mechanical simulations which further confirm this hypothesis...
  6. pmc Adaptive filtering to reduce global interference in non-invasive NIRS measures of brain activation: how well and when does it work?
    Quan Zhang
    Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA
    Neuroimage 45:788-94. 2009
    ....
  7. ncbi request reprint Advances in the application of technology to epilepsy: the CIMIT/NIO Epilepsy Innovation Summit
    Steven C Schachter
    Center for Integration of Medicine and Innovative Technology, Boston, MA, USA
    Epilepsy Behav 16:3-46. 2009
    ..This article summarizes the discussions and demonstrates that cross-disciplinary interactions can catalyze collaborations between physicians and engineers to address and solve many of the pressing unmet needs in epilepsy...
  8. ncbi request reprint Tomographic optical breast imaging guided by three-dimensional mammography
    Ang Li
    Department of Physics, Tufts University, Medford, Massachusetts 02155, USA
    Appl Opt 42:5181-90. 2003
    ..We suggest an approach to find the optimal regularization parameters. The presented preliminary clinical result indicates the utility of the method...
  9. ncbi request reprint Optimal linear inverse solution with multiple priors in diffuse optical tomography
    Ang Li
    Department of Physics Tufts University, Medford, Massachusetts 02155, USA
    Appl Opt 44:1948-56. 2005
    ..Simulations are performed to demonstrate the significant improvement in image quality afforded by combining spatial and spectral priors...
  10. pmc Depth sensitivity and source-detector separations for near infrared spectroscopy based on the Colin27 brain template
    GARY E STRANGMAN
    Neural Systems Group, Massachusetts General Hospital Harvard Medical School, Charlestown, Massachusetts, USA
    PLoS ONE 8:e66319. 2013
    ....
  11. doi request reprint Scalp and skull influence on near infrared photon propagation in the Colin27 brain template
    GARY E STRANGMAN
    Neural Systems Group, Massachusetts General Hospital Harvard Medical School, Charlestown, MA, USA Electronic address
    Neuroimage 85:136-49. 2014
    ....
  12. ncbi request reprint Coregistered tomographic x-ray and optical breast imaging: initial results
    Quan Zhang
    Harvard Medical School, Massachusetts General Hospital, The Martinos Center for Biomedical Imaging, 13th Street, Building 149, Room 2301, Charlestown, Massachusetts 02129, USA
    J Biomed Opt 10:024033. 2005
    ..This comparison will ultimately lead to a better understanding of the relationship between the functional contrast afforded by optical imaging and the structural contrast provided by x-ray imaging...
  13. ncbi request reprint Reconstructing chromosphere concentration images directly by continuous-wave diffuse optical tomography
    Ang Li
    Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard Medical School, Charlestown, Massachusetts 02129, USA
    Opt Lett 29:256-8. 2004
    ..We demonstrate this improvement with simulations and a dynamic blood phantom experiment...
  14. ncbi request reprint Twenty-four-hour ambulatory recording of cerebral hemodynamics, systemic hemodynamics, electrocardiography, and actigraphy during people's daily activities
    Quan Zhang
    Massachusetts General Hospital, Harvard Medical School Neural Systems Group, 13th Street, Building 149, Room 2651, Charlestown, Massachusetts 02129bCenter for Space Medicine, Baylor College of Medicine, Houston, Texas
    J Biomed Opt 19:47003. 2014
    ..These results also demonstrate that NINscan 4's motion artifact at 1-g head movement is smaller than physiological hemodynamic fluctuations during motionless sleep. The broader potential of this technology is also discussed...
  15. pmc Migraine with aura is associated with an incomplete circle of willis: results of a prospective observational study
    Brett Cucchiara
    Department of Neurology, University of Pennsylvania, Philadelphia, Pennsylvania, USA
    PLoS ONE 8:e71007. 2013
    ..To compare the prevalence of an incomplete circle of Willis in patients with migraine with aura, migraine without aura, and control subjects, and correlate circle of Willis variations with alterations in cerebral perfusion...
  16. ncbi request reprint Non-invasive and quantitative near-infrared haemoglobin spectrometry in the piglet brain during hypoxic stress, using a frequency-domain multidistance instrument
    D M Hueber
    University of Pennsylvania, School of Medicine in Philadelphia, USA
    Phys Med Biol 46:41-62. 2001
    ..The origin of this 'effective' background absorption may be real, an artefact caused by the application of a simplified model to a complex sample, or a combination of factors...
  17. ncbi request reprint Fluorescence optical diffusion tomography
    Adam B Milstein
    School of Electrical and Computer Engineering, Purdue University, West Lafayette, Indiana 47907 1285, USA
    Appl Opt 42:3081-94. 2003
    ..The effectiveness of the reconstruction algorithm is demonstrated by simulation and by application to experimental data from a tissue phantom containing the fluorescent agent Indocyanine Green...
  18. ncbi request reprint Quantitative spectroscopic diffuse optical tomography of the breast guided by imperfect a priori structural information
    Gregory Boverman
    Department of Electrical and Computer Engineering, Northeastern University, 302 Stearns Hall, Boston, MA 02115, USA
    Phys Med Biol 50:3941-56. 2005
    ..In addition, we examine the consequences which errors in the breast segmentation have on estimating both the background and inhomogeneity chromophore concentrations...