Optical Tomography Group
at SUNY Downstate Medical Center Brooklyn
Department of Pathology

J.M. Lasker, J.M. Masciotti, M. Schoenecker, C.H. Schmitz, A.H. Hielscher, "Digital-signal-processor-based dynamic imaging system for optical tomography," Review of Scientific Instruments, Vol. 78, 083706 (2007). Copyright American Institute of Physics.  

H.L. Graber, Y. Xu, R.L. Barbour, "An image correction scheme applied to functional DOT scattering images," Applied Optics, Vol. 46, pp. 1705-1716 (2007). Copyright Optical Society of America.  

Y. Xu, H.L. Graber, R.L. Barbour, "An image correction algorithm for functional 3D DOT brain imaging," Applied Optics, Vol. 46, pp. 1693-1704 (2007). Copyright Optical Society of America.  

C.H. Schmitz, H.L. Graber, R.L. Barbour, "Peripheral Vascular Noninvasive Measurements," in Encyclopedia of Medical Devices and Instrumentation, 2^nd Edition, J. G. Webster, Ed. (Wiley-Interscience, Hoboken, NJ 2006). Copyright John Wiley & Sons, Inc. 

C.H. Schmitz, H.L. Graber, Y. Pei, M.B. Farber, M. Stewart, R.D. Levina, M.B. Levin, Y. Xu, R.L. Barbour, "Dynamic studies of small animals with a four-color DOT imager," Review of Scientific Instruments, Vol. 76, 094302 (2005). Copyright American Institute of Physics.  

Y. Xu, Y. Pei, H.L. Graber, R.L. Barbour, "Image quality improvement via spatial deconvolution in optical tomography: Time-series imaging," J. Biomedical Optics, Vol. 10, 051701 (2005). Copyright Society of Photo-Optical Instrumentation Engineers.  

C.H. Schmitz, D.P. Klemer, R.E. Hardin, M.S. Katz, Y. Pei, H.L. Graber, M.B. Levin, R.D. Levina, N.A. Franco, W.B. Solomon, R.L. Barbour, "Design and implementation of dynamic near-infrared optical tomographic imaging instrumentation for simultaneous dual-breast measurements," Applied Optics, Vol. 44, pp. 2140-2153 (2005). Copyright Optical Society of America.  

Y. Xu, H.L. Graber, Y. Pei, R.L. Barbour, "Improved accuracy of reconstructed diffuse optical tomographic images by means of spatial deconvolution: two-dimensional quantitative characterization," Applied Optics, Vol. 44, pp. 2115-2139 (2005). Copyright Optical Society of America.  

H.L. Graber, Y. Xu, Y. Pei, R.L. Barbour, "Spatial deconvolution technique to improve the accuracy of reconstructed three-dimensional diffuse optical tomographic images," Applied Optics, Vol. 44, pp. 941-953 (2005). Copyright Optical Society of America.  

R.L. Barbour, H.L. Graber, Y. Xu, Y. Pei, R. Aronson, "Strategies for imaging diffusing media," Transport Theory and Statistical Physics, Vol. 33, pp. 361-371 (2004). Copyright Taylor and Francis, Inc.  

H.L. Graber, Y. Pei, R.L. Barbour, "Imaging of spatiotemporal coincident states by DC optical tomography," IEEE Transactions on Medical Imaging, Vol. 21, pp. 852-866 (2002). Copyright Institute of Electrical and Electronics Engineers, Inc.  

R.L. Barbour, A. Gebrewold, B.T. Altura, B.M. Altura, "Optical spectroscopy and prevention of deleterious cerebral vascular effects of ethanol by magnesium ions," European Journal of Pharmacology, Vol. 447, pp. 79-86 (2002). Copyright Elsevier Science B. V.  

C.H. Schmitz, M. Löcker, J.M. Lasker, A.H. Hielscher, R.L. Barbour, "Instrumentation for fast functional optical tomography," Review of Scientific Instruments, Vol. 73, pp. 429-439 (2002). Copyright American Institute of Physics.  

Y. Pei, H.L. Graber, R.L. Barbour, "Influence of systematic errors in reference states on image quality and on stability of derived information for DC optical imaging," Applied Optics, Vol. 40, pp. 5755-5769 (2001). Copyright Optical Society of America.  

R.L. Barbour, H.L. Graber, Y. Pei, S. Zhong, C.H. Schmitz, "Optical tomographic imaging of dynamic features of dense-scattering media," J. Optical Society of America A, Vol. 18, pp. 3018-3036 (2001). Copyright Optical Society of America.  

A.Y. Bluestone, G. Abdoulaev, C.H. Schmitz, R.L. Barbour, A.H. Hielscher, "Three-dimensional optical tomography of hemodynamics in the human head," Optics Express, Vol. 9, pp. 272-286 (2001). Copyright Optical Society of America.  

Y. Pei, H.L. Graber, R.L. Barbour, "Normalized-constraint algorithm for minimizing inter-parameter crosstalk in DC optical tomography," Optics Express, Vol. 9, pp. 97-109 (2001). Copyright Optical Society of America.  

C.H. Schmitz, H.L. Graber, H. Luo, I. Arif, J. Hira, Y. Pei, A. Bluestone, S. Zhong, R. Andronica, I. Soller, N. Ramirez, S.-L. S. Barbour, R.L. Barbour, "Instrumentation and calibration protocol for imaging dynamic features in dense-scattering media by optical tomography," Applied Optics, Vol. 39, pp. 6466-6486 (2000). Copyright Optical Society of America.  

Y. Pei., F.-B. Lin, R.L. Barbour, "Modeling of sensitivity and resolution to an included object in homogeneous scattering media and in MRI-derived breast maps," Optics Express, Vol. 5, pp. 203-219 (1999). Copyright Optical Society of America.  

W. Zhu, Y. Wang, N.P. Galatsanos, J. Zhang, "Regularized total least-squares approach for nonconvolutional linear inverse problems," IEEE Transactions on Image Processing, Vol. 8, pp. 1657-1661 (1999).  

R. Aronson, N. Corngold, "Photon diffusion coefficient in an absorbing medium," J. Optical Society of America A, Vol. 16, pp. 1066-1071 (1999). Copyright Optical Society of America.  

W. Zhu, Y. Wang, J. Zhang, "Total least-squares reconstruction with wavelets for optical tomography," J. Optical Society of America A, Vol. 15, pp. 2639-2650 (1998). Copyright Optical Society of America.  

A.H. Hielscher, R.E. Alcouffe, R.L. Barbour, "Comparison of finite-difference transport and diffusion calculations for photon migration in homogeneous and heterogeneous tissues," Physics in Medicine and Biology, Vol. 43, pp. 1285-1302 (1998). Copyright Institute of Physics.  

H.L. Graber, R. Aronson, R.L. Barbour, "Nonlinear effects of localized absorption perturbations on the light distribution in a turbid medium," J. Optical Society of America A, Vol. 15, pp. 838-848 (1998). Copyright Optical Society of America.  

J. Chang, H.L. Graber, R.L. Barbour, "Dependence of image quality on image operator and noise for optical diffusion tomography," Journal of Biomedical Optics, Vol. 3, pp. 137-144 (1998). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, H.L. Graber, R.L. Barbour, "An improved reconstruction algorithm for luminescence optical tomography when background luminophore is present," Applied Optics, Vol. 37, pp. 3547-3552 (1998). Copyright Optical Society of America.  

W. Zhu, Y. Wang, Y. Yao, J. Chang, H.L. Graber, R.L. Barbour, "Iterative total least-squares image reconstruction algorithm for optical tomography by the conjugate gradient method," J. Optical Society of America A, Vol. 14, pp. 799-807 (1997). Copyright Optical Society of America.  

R. Aronson "Radiative transfer implies a modified reciprocity relation," J. Optical Society of America A, Vol. 14, pp. 486-490 (1997). Copyright Optical Society of America.  

W. Zhu, Y. Wang, Y. Deng, Y. Yao, R.L. Barbour, "A wavelet-based multiresolution regularized least squares reconstruction approach for optical tomography," IEEE Transactions on Medical Imaging, Vol. 16, pp. 210-217 (1997). Copyright Institute of Electrical and Electronics Engineers, Inc.  

Y. Yao, Y. Wang, Y. Pei, W. Zhu, R.L. Barbour, "Frequency-domain optical imaging of absorption and scattering distributions by a Born iterative method," J. Optical Society of America A, Vol. 14, pp. 325-342 (1997). Copyright Optical Society of America.  

J. Chang, W. Zhu, Y. Wang, H.L. Graber, R.L. Barbour, "Regularized progressive expansion algorithm for recovery of scattering media from time-resolved data," J. Optical Society of America A, Vol. 14, pp. 306-312 (1997). Copyright Optical Society of America.  

J. Chang, H.L. Graber, R.L. Barbour, "Luminescence optical tomography of dense scattering media," J. Optical Society of America A, Vol. 14, pp. 288-299 (1997). Copyright Optical Society of America.  

J. Chang, H.L. Graber, P.C. Koo, R. Aronson, S.S. Barbour, R.L. Barbour, "Optical imaging of anatomical maps derived from magnetic resonance images using time-independent optical sources," IEEE Transactions on Medical Imaging, Vol. 16, pp. 68-77 (1997). Copyright Institute of Electrical and Electronics Engineers, Inc.  

J. Chang, H.L. Graber, R.L. Barbour, "Imaging of fluorescence in highly scattering media," IEEE Transactions on Biomedical Engineering, Vol. 44, pp. 810-822 (1997). Copyright Institute of Electrical and Electronics Engineers, Inc.  

J. Chang, H.L. Graber, R.L. Barbour, R. Aronson, "Recovery of optical cross section perturbations in dense scattering media using transport-theory-based imaging operators and steady-state simulated data," Applied Optics, Vol. 35, pp. 3963-3978 (1996). Copyright Optical Society of America.  

Y. Yao, R.L. Barbour, Y. Wang, H.L. Graber, J. Chang, "Sensitivity studies for imaging of a spherical object embedded in a spherically symmetric, two-layer turbid medium with photon-density waves," Applied Optics, Vol. 35, pp. 735-751 (1996). Copyright Optical Society of America.  

R. Aronson "Boundary conditions for diffusion of light," J. Optical Society of America A, Vol. 12, pp. 2532-2539 (1995). Copyright Optical Society of America.  

R.L. Barbour, S.S. Barbour, P.C. Koo, H.L. Graber, R. Aronson, J. Chang, "MRI-guided optical tomography: Prospects and computation for a new imaging method," IEEE Computational Science & Engineering, Vol. 2, no 4, pp. 63-77 (1995). Copyright Institute of Electrical and Electronics Engineers, Inc.  

F. Wu, B.T. Altura, J. Gao, R.L. Barbour, B.M. Altura, "Ferrylmyoglybin formation induced by acute magnesium deficiency in perfused rat heart causes cardiac failure," Biochimica et Biophysica Acta – Molecular Basis of Disease, Vol. 1225, pp. 158-164 (1994). Copyright Elsevier B.V. 

B.T. Altura, T.L. Shirey, C.C. Young, K. Dell'Orfano, J. Hiti, R. Welsh, Q. Yeh, R.L. Barbour, and B.M. Altura, "Characterization of a new ion selective electrode for ionized magnesium in whole blood, plasma, serum and aqueous samples," Scandinavian J. of Clinical and Laboratory Investigation, Vol. 54, Suppl. 217S, pp. 21-36 (1994).

R.L. Barbour, H.L. Graber, J. Chang, Y. Wang, and R. Aronson, "A perturbation approach for optical diffusion tomography using continuous-wave and time-resolved data," in SPIE Institute of Medical Optical Tomography: Functional Imaging and Monitoring, Vol. IS11, pp. 87-120 (1993). Copyright Society of Photo-Optical Instrumentation Engineers. 

H.L. Graber, J. Chang, R. Aronson, and R.L. Barbour, "A perturbation model for imaging in dense scattering media: Derivation and evaluation of imaging operators," in SPIE Institute of Medical Optical Tomography: Functional Imaging and Monitoring, Vol. IS11, pp. 121-143 (1993). Copyright Society of Photo-Optical Instrumentation Engineers. 

R.L. Barbour, A. Gebrewold, and B.M. Altura, "Optical Spectroscopy and Cerebral Vascular Effects of Alcohol in the Intact Brain: Effects on Tissue Deoxyhemoglobin, Blood Content and Reduced Cytochrome Oxidase," Alcoholism: Clinical and Experimental Research, Vol. 17, pp. 1319-1324 (1993).   

B.M. Altura, R.L. Barbour, T.L. Dowd, F. Wu, B.T. Altura, and R.K. Gupta, "Low extracellular magnesium induces intracellular free Mg deficits, ischemia, depletion of high-energy phosphates and cardiac failure in intact working rat hearts: A ³¹P-NMR Study," Biochimica et Biophysica Acta – Molecular Basis of Disease, Vol. 1182, pp. 329-332 (1993). Copyright Elsevier B.V.  

M.S. Markell, B.T. Altura, R.L. Barbour, and B.M. Altura, "Ionized and total magnesium levels in cyclosporin-treated renal transplant recipients: relationship with cholesterol and cyclosporin levels," Clinical Science, Vol. 85, pp. 315-318 (1993). Copyright The Biochemical Society.  

J.D. Coplan, T. Sharma, L.A. Rosenblum, S. Friedman, T.B. Bassoff, R.L. Barbour, and J.M. Gorman, "Effects of sodium lactate infusion on cisternal lactate and carbon dioxide levels in nonhuman primates" Am. J. Psychiatry, Vol. 149, pp. 1369-1373 (1992). Copyright American Psychiatric Association. 

L.Y. Zou, F. Wu, B.T. Altura, R.L. Barbour, and B.M. Altura, "Beneficial effects of high magnesium on alcohol-induced cardiac failure" Magnesium and Trace Elements, Vol. 10, pp. 409-419 (1991-1992).

R.L. Barbour, B.M. Altura, S.D. Reiner, T.L. Dowd, R.K. Gupta, and B.T. Altura, "Influence of Mg²⁺ on cardiac performance, intracellular free Mg²⁺ and pH in perfused hearts as assessed with ³¹P nuclear magnetic resonance spectroscopy," Magnesium and Trace Elements, Vol. 10, pp. 99-116 (1991-92). Copyright Karger AG.  

B.M. Altura, R.L. Barbour, S.D. Reiner, A. Zhang, T.P. Cheng, T.L. Dowd, R.K. Gupta, F. Wu, and B.T. Altura, "Influence of Mg²⁺ on distribution of ionized Ca²⁺ in vascular muscle and on cellular bioenergetics and intracellular free Mg²⁺ and pH in perfused hearts probed by digital imaging microscopy," ³¹P-NMR and Reflectance Spectroscopy (NIAAA Research Monograph, Vol. 21), pp. 235-272 (1991).

B.T. Altura, M. Brust, S. Bloom, R.L. Barbour, J.G. Stempak, and B.M. Altura, "Magnesium dietary intake modulates blood lipid levels and atherogenesis" Proc. Natl. Acad. Sci. USA, Vol. 87, pp. 1840-1844 (1990). Copyright National Academy of Sciences of the United States of America.  

H.S. Friedman, T.N. Nguyen, A.M. Mokraoui, R.L. Barbour, T. Murakawa, and B.M. Altura, "Effects of magnesium chloride on cardiovascular hemodynamics in the neurally intact dog," J. Pharmacology and Experimental Therapeutics, Vol. 243, pp. 126-130 (1987). Copyright The American Society for Pharmacology and Experimental Therapeutics.  

R.L. Barbour and R.L. Benes, "In situ monitoring by reflectance spectroscopy," Clinical Chemistry, Vol. 32, pp. 712-713 (1986). Copyright American Association for Clinical Chemistry. 

R.L. Barbour, C.H. Sotak, G.C. Levy, and S.H. Chan, "Use of gated perfusion to study early effects of anoxia on cardiac energy metabolism, a new ³¹P NMR method," Biochemistry, Vol. 23, pp. 6053-6062 (1984). Copyright American Chemical Society. 

R.L. Barbour, R. Ansari, R. Al abdi, H.L. Graber, M.B. Levin, Y. Pei, C.H. Schmitz, and Y. Xu, "Validation of near infrared spectroscopic (NIRS) imaging using programmable phantoms," Paper 687002 in Design and Performance Validation of Phantoms Used in Conjunction with Optical Measurements of Tissue (Proceedings of SPIE, Vol. 6870), R.J. Nordstrom, Ed. (2008). Copyright Society of Photo-Optical Instrumentation Engineers.  

G.T. Voelbel, G.R Wylie, J. Legenfelder, R.L. Barbour, Y. Pei, H.L. Graber, and J. DeLuca, "Greater variability of cerebral vascular autoregulation in traumatic brain injury during a working memory task," Poster No. 145 W-AM at Human Brain Mapping 2007 (Chicago, IL, June 10-14, 2007). Copyright Organization for Human Brain Mapping. 

H.L. Graber, M. Farber, D. Sreedharan, Y. Pei, Y. Xu, G.T. Voelbel, G.R. Wylie, J. Lengenfelder, J. DeLuca, and R.L. Barbour, "fDOT imaging of vascular autoregulation: Characterization of sensitivity, and effect of noisy data," Poster No. 222 M-PM at Human Brain Mapping 2007 (Chicago, IL, June 10-14, 2007). Copyright Organization for Human Brain Mapping. 

Y. Xu, Y. Pei, H.L. Graber, and R.L. Barbour, "Neuroimaging of vascular autoregulation by fDOT: A modeling study," Poster No. 218 M-PM at Human Brain Mapping 2007 (Chicago, IL, June 10-14, 2007). Copyright Organization for Human Brain Mapping. 

G.R Wylie, G.T. Voelbel, R.L. Barbour, Y. Pei, and J. DeLuca, "Tracking the concentrations of oxygenated blood, deoxygenated blood, and autoregulatory states in the visual cortex with fDOT," Poster No. 229 M-AM at Human Brain Mapping 2007 (Chicago, IL, June 10-14, 2007). Copyright Organization for Human Brain Mapping. 

Y. Pei, Y. Xu, and R.L. Barbour, "NAVI-SciPort solution: A problem solving environment (PSE) for NIRS data analysis," Poster No. 221 M-AM at Human Brain Mapping 2007 (Chicago, IL, June 10-14, 2007). Copyright Organization for Human Brain Mapping. 

R.L. Barbour, Y. Pei, M. Farber, H.L. Graber, Y. Xu, and D. Sreedharan, "Functional imaging of autoregulation," Poster No. 219 M-AM at Human Brain Mapping 2007 (Chicago, IL, June 10-14, 2007). Copyright Organization for Human Brain Mapping. 

G.T. Voelbel, J. Legenfelder, G.R. Wylie, R.L. Barbour, Y. Pei, N. Nadkani, A. Smith, and J. Deluca, "Detectable changes in the level of cerebral activation are related to auditory working memory of the frontal lobe: A functional near infrared spectroscopy study," Poster F91 at the Fourteenth Annual Meeting of the Cognitive Neuroscience Society (New York, NY, May 5-7, 2007). Copyright Cognitive Neuroscience Society. 

G.T. Voelbel, J. Legenfelder, G.R. Wylie, R.L. Barbour, Y. Pei, N. Nadkani, A. Smith, and J. Deluca, "Pattern of activation within the frontal lobe during auditory working memory: A functional near infrared spectroscopy study," Poster Th2-66 at the Thirty-Fifth Annual Meeting of the International Neuropsychological Society (Portland, OR, February 7-10, 2007). Copyright International Neuropsychological Society. 

J. Legenfelder, G.T. Voelbel, G.R. Wylie, R.L. Barbour, Y. Pei, N. Nadkani, A. Smith, and J. Deluca, "A functional near infrared spectroscopy study of verbal fluency," Poster Th2-54 at the Thirty-Fifth Annual Meeting of the International Neuropsychological Society (Portland, OR, February 7-10, 2007). Copyright International Neuropsychological Society. 

R.L. Barbour, H.L. Graber, Y. Xu, Y. Pei, R. Ansari, M.B. Levin, and M. Farber, "Diffuse Optical Tissue Simulator (DOTS): An experimental calibrating system for functional DOT imaging," Poster No. 76 at Fifth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 25-27, 2006). Copyright Society of Photo-Optical Instrumentation Engineers. 

H.L. Graber, Y. Xu, Y. Pei, and R.L. Barbour, "Image enhancement by linear spatial deconvolution: Recent developments," Poster No. 77 at Fifth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 25-27, 2006). Copyright Society of Photo-Optical Instrumentation Engineers. 

Y. Pei, H.L. Graber, M. Farber, C.H. Schmitz, Y. Xu, P. Toubas, N. Patel, M.S. Katz, W.B. Solomon, and R.L. Barbour, "Tumor detection by simultaneous bilateral diffuse optical tomography (DOT) breast imaging," Poster No. 82 at Fifth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 25-27, 2006). Copyright Society of Photo-Optical Instrumentation Engineers. 

R.L. Barbour, Y. Pei, C.H. Schmitz, R. Ansari, M.B. Holzer, J.M. Barry, and R.U. Muller, "Functional multi-mode imaging in freely moving rats," Poster No. 107 at Fifth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 25-27, 2006). Copyright Society of Photo-Optical Instrumentation Engineers. 

Y. Pei, Z. Wang, Y. Xu, H.L. Graber, R. Monteiro, and R.L. Barbour, "NAVI: A problem solving environment (PSE) for NIRS data analysis," Poster No. 114 at Fifth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 25-27, 2006). Copyright Society of Photo-Optical Instrumentation Engineers. 

M.B. Holzer, C.H. Schmitz, Y. Pei, H.L. Graber, R. Ansari, J. Barry, R.U. Muller, and R.L. Barbour, "4D Functional imaging in the freely moving rat," Paper FrA13.6 at 28^th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (New York, Aug. 30 – Sept. 3, 2006). 

R.L. Barbour, Y. Pei, C.H. Schmitz, R. Ansari, M.B. Holzer, B. Rivard, J. Barry, and R.U. Muller, "EEG-gated DOT imaging in freely moving animals," Poster No. 190 W-PM at Human Brain Mapping 2006 (Florence, Italy, June 11-15, 2006). Copyright Organization for Human Brain Mapping. 

R.L. Barbour, Y. Pei, C.H. Schmitz, R. Ansari, M.B. Holzer, B. Rivard, J. Barry, and R.U. Muller, "Functional imaging in freely moving rats," Poster No. 189 W-AM at Human Brain Mapping 2006 (Florence, Italy, June 11-15, 2006). Copyright Organization for Human Brain Mapping. 

Y. Xu, H.L. Graber, Y. Pei, and R.L. Barbour, "Spatial deconvolution of 3-D diffuse optical tomographic time series: Influence of background medium heterogeneity," Poster No. 686 T-PM at Human Brain Mapping 2006 (Florence, Italy, June 11-15, 2006). Copyright Organization for Human Brain Mapping. 

Y. Pei, Z. Wang, and R.L. Barbour, "NAVI: A problem solving environment (PSE) for NIRS data analysis," Poster No. 685 T-AM at Human Brain Mapping 2006 (Florence, Italy, June 11-15, 2006). Copyright Organization for Human Brain Mapping. 

H.L. Graber, Y. Xu, and R.L. Barbour, "Improved quality of scattering-coefficient images via linear spatial deconvolution in dynamic diffuse optical tomography," Poster No. 683 T-AM at Human Brain Mapping 2006 (Florence, Italy, June 11-15, 2006). Copyright Organization for Human Brain Mapping. 

Y. Xu, H.L. Graber, Y. Pei, and R.L. Barbour, "Spatial deconvolution of 3-D diffuse optical tomographic time series: Influence of background medium heterogeneity," OSA Biomedical Optics Topical Meeting and Tabletop Exhibit (Ft. Lauderdale, FL, March 19-22, 2006).  -- conference presentation    -- technical digest abstract

R.L. Barbour, "4D functional imaging in freely moving animals," OSA Biomedical Optics Topical Meeting and Tabletop Exhibit (Ft. Lauderdale, FL, March 19-22, 2006).  -- conference presentation    -- technical digest abstract

Y. Pei, H.L. Graber, M.B. Farber, C.H. Schmitz, Y. Xu, P. Toubas, N. Patel, M.S. Katz, W.B. Solomon, and R.L. Barbour, "Tumor detection by simultaneous bilateral DOT breast imaging," OSA Biomedical Optics Topical Meeting and Tabletop Exhibit (Ft. Lauderdale, FL, March 19-22, 2006).  -- conference presentation    -- technical digest abstract

R.L. Barbour, C.H. Schmitz, Y. Pei, R. Ansari, M.B. Holzer, B. Rivard, J. Barry, and R.U. Muller, S. Schwartz-Giblin, "4D functional imaging in freely moving rats," Neuroscience 2005: SfN 35^th Annual Meeting (Washington, DC, November 12-16, 2005), Program No. 921.13.  

R.L. Barbour, "Temporal-spectral imaging of functional states," Presentation No. 147 at Fourth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 20-22, 2004). 

H.L. Graber, S.Y. Lum, Y. Xu, and R.L. Barbour, "Optimization of computational control-parameter values for dynamic optical tomographic image reconstruction," Poster No. 134 at Fourth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 20-22, 2004). Copyright Society of Photo-Optical Instrumentation Engineers.  -- conference poster    -- post-conference DVD file

C.H. Schmitz, M.D. Levina, M.B. Levin, H.L. Graber, Y. Pei, Y. Xu, and R.L. Barbour, "Dynamic studies of small animals with a four-color DOT imager," Poster No. 133 at Fourth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 20-22, 2004). Copyright Society of Photo-Optical Instrumentation Engineers.  -- conference poster    -- post-conference DVD file

N.A. Franco, M.S. Katz, A.J. Braithwaite, H.L. Graber, C.H. Schmitz, Y. Pei, R.E. Hardin, A.G. Smeraldi, M. Banerji, M.E. Zenilman, and R.L. Barbour, "Evaluation of peripheral forearm perfusion in diabetics after an ischemic challenge with dynamic optical tomography," Poster No. 132 at Fourth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 20-22, 2004). 

M.S. Katz, R.E. Hardin, N.A. Franco, D.P. Klemer, C.H. Schmitz, Y. Pei, H.L. Graber, W.B. Solomon, and R.L. Barbour, "Advances in simultaneous dual-breast optical mammography," Poster No. 84 at Fourth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 20-22, 2004). 

Y. Xu, Y. Pei, H.L. Graber, and R.L. Barbour, "Improved accuracy of reconstructed diffuse optical tomographic images via spatial deconvolution: recent developments," Poster No. 83 at Fourth Inter-Institute Workshop on Optical Diagnostic Imaging from Bench to Bedside at the National Institutes of Health (Bethesda, MD, September 20-22, 2004). Copyright Society of Photo-Optical Instrumentation Engineers.  -- conference poster    -- post-conference DVD file

R.L. Barbour, H.L. Graber, Y. Pei, C.H. Schmitz, A. Di Martino, and F.X. Castellanos, "Site-specific monitoring of cerebral vascular hemodynamics with dynamic optical tomography," Poster No. TH 252 at Human Brain Mapping 2004 (Budapest, Hungary, June 13-17, 2004). Copyright Organization for Human Brain Mapping. 

N.A. Franco, R.E. Hardin, M.S. Katz, D.P. Klemer, H.L. Graber, C.H. Schmitz, S.Y. Lum, M.A. Banerji, A.G. Smeraldi, T.F. Panetta, and R.L. Barbour, "Dynamic optical tomographic imaging of the human forearm for quantification of the vascular bed response in diabetics and non-diabetics," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

H.L. Graber, Y. Xu, Y. Pei, and R.L. Barbour, "Qualitative and quantitative improvement of optical tomographic reconstructed images spatial deconvolution: Three-dimensional case," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

R.E. Hardin, D.P. Klemer, M.S. Katz, N.A. Franco, H.L. Graber, C.H. Schmitz, R.L. Barbour, A.G. Smeraldi, and T.F. Panetta, "Application of dynamic optical tomography for the detection of a multi-phase physiologic response to Valsalva maneuver in healthy and diseased breast tissue," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

D.P. Klemer, R.L. Barbour, C.H. Schmitz, H.L. Graber, Y. Pei, R.E. Hardin, M.S. Katz, N.A. Franco, A.G. Smeraldi, A. Di Martino, and F.X. Castellanos, "Multi-site near-infrared tomographic imaging of the brain," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

Y. Pei, H.L. Graber, Y. Xu, and R.L. Barbour, "dynaLYZE--an analysis package for time-series NIRS imaging data," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

C.H. Schmitz, H.L. Graber, R.D. Levina, M.B. Levin, and R.L. Barbour, "Data integrity assessment and instrument calibration for the DYNOT imaging system," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

A.G. Smeraldi, N.A. Franco, R.E. Hardin, M.S. Katz, D.P. Klemer, H.L. Graber, C.H. Schmitz, M.A. Banerji, T.F. Panetta, and R.L. Barbour, "Evaluation of peripheral vascular disease using optical tomography," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

Y. Xu, H.L. Graber, Y. Pei, R.L. Barbour, "Qualitative and quantitative improvement of optical tomographic reconstructed images via an image-correcting filter scheme: Two-dimensional case," OSA Biomedical Optics Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 14-17, 2004). 

R.L. Barbour, H.L. Graber, Y. Pei, C.H. Schmitz, Y. Xu, A. Di Martino, F.X. Castellanos, D.P. Klemer, R.E. Hardin, N.A. Franco, M.S. Katz, M.E. Zenilman, A.G. Smeraldi, T.F. Panetta, "Functional imaging of vascular bed by dynamic optical tomography," in Physiology, Function, and Structure from Medical Images (Proceedings of SPIE, Vol. 5369), A. A. Amini, A. Manduca, Eds., pp. 132-149 (2004). Copyright Society of Photo-Optical Instrumentation Engineers.  

F.X. Castellanos, A. Di Martino, H.L. Graber, Y. Pei, C.H. Schmitz, R.L. Barbour, "Dynamic optical tomography of cerebral vascular hemodynamics," Poster No. 650 at Human Brain Mapping 2003 (New York, NY, June 18-22, 2003). Copyright Organization for Human Brain Mapping. 

H.L. Graber, Y. Pei, R.L. Barbour, D. K. Johnston, Y. Zheng, J. E. Mayhew, "Signal source separation and localization in the analysis of dynamic near-infrared optical tomographic time series," in Optical Tomography and Spectroscopy of Tissue V (Proceedings of SPIE, Vol. 4955), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 31-51 (2003). Copyright Society of Photo-Optical Instrumentation Engineers.  

R.L. Barbour, H.L. Graber, C.H. Schmitz, F. Tarantini, G. Khoury, D. J. Naar, T.F. Panetta, T. Lewis, Y. Pei, "Time-frequency analysis of functional optical mammographic images," in Optical Tomography and Spectroscopy of Tissue V (Proceedings of SPIE, Vol. 4955), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 84-95 (2003). Copyright Society of Photo-Optical Instrumentation Engineers.  

Y. Pei, H.L. Graber, R.L. Barbour, "A fast reconstruction algorithm for implementation of time-series DC optical tomography," in Optical Tomography and Spectroscopy of Tissue V (Proceedings of SPIE, Vol. 4955), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 236-245 (2003). Copyright Society of Photo-Optical Instrumentation Engineers.  

C.H. Schmitz, H.L. Graber, R.L. Barbour, J.M. Lasker, A.H. Hielscher, Y. Pei, "A real-time system for dynamic optical tomography," OSA Biomedical Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 7-10, 2002), pp. 181-183.  

A.H. Hielscher, A.Y. Bluestone, C.H. Schmitz, R.L. Barbour, G.S. Abdoulaev, "Volumetric imaging of hemodynamic effects in the human brain by three-dimensional diffuse optical tomography," OSA Biomedical Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 7-10, 2002), pp. 310-312. Copyright Optical Society of America.  

R.L. Barbour, C.H. Schmitz, H.L. Graber, Y. Pei, "Dynamic functional imaging of the healthy and cancerous breast by optical tomography," OSA Biomedical Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 7-10, 2002), pp. 456-458.  

J.M. Lasker, A.Y. Bluestone, C.H. Schmitz, R.L. Barbour, A.H. Hielscher, "Three-dimensional optical-tomographic dynamic imaging of small tissue volumes," OSA Biomedical Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 7-10, 2002), pp. 524-526.  

Y. Pei, H.L. Graber,R.L. Barbour, "SVD-based normalized-transformed scheme for real-time DC optical tomography," OSA Biomedical Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 7-10, 2002), pp. 629-631.  

H.L. Graber, R.L. Barbour, Y. Pei, "Quantification and enhancement of image reconstruction accuracy by frequency encoding of spatial information," OSA Biomedical Topical Meetings, Advances in Optical Imaging and Photon Migration (Miami Beach, FL, April 7-10, 2002), pp. 635-637.  

C.H. Schmitz, Y. Pei, H.L. Graber, J.M. Lasker, A.H. Hielscher, R.L. Barbour, "Instrumentation for Real-Time Dynamic Optical Tomography," in Photon Migration, Optical Coherence Tomography, and Microscopy (Proceedings of SPIE, Vol. 4431), Stefan Andersson-Engels, Michael Kaschke, Eds., pp. 282-291 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

Y. Pei, H.L. Graber, R.L. Barbour, "Normalized-constraint method for minimizing inter-parameter cross-talk in reconstructed images of spatially heterogeneous scattering and absorption coefficients," in Optical Tomography and Spectroscopy of Tissue IV (Proceedings of SPIE, Vol. 4250), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 20-28 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

G.S. Landis, T.F. Panetta, S.B. Blattman, H.L. Graber, Y. Pei, C.H. Schmitz, R.L. Barbour, "Clinical applications of dynamic optical tomography in vascular disease," in Optical Tomography and Spectroscopy of Tissue IV (Proceedings of SPIE, Vol. 4250), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 130-141 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

H.L. Graber, Y. Pei, R.L. Barbour, "Imaging of spatiotemporal coincident states by dynamic optical tomography," in Optical Tomography and Spectroscopy of Tissue IV (Proceedings of SPIE, Vol. 4250), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 153-163 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

C.H. Schmitz, M. Löcker, J. Lasker, A.H. Hielscher, R.L. Barbour, "Performance characteristics of a silicon diode (SiPD) based instrument for fast functional optical tomography," in Optical Tomography and Spectroscopy of Tissue IV (Proceedings of SPIE, Vol. 4250), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 171-179 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

A. Bluestone, G. Abdoulaev, R.L. Barbour, C.H. Schmitz, A.H. Hielscher, "Three-dimensional optical-tomographic localization of changes in absorption coefficients in the human brain," in Optical Tomography and Spectroscopy of Tissue IV (Proceedings of SPIE, Vol. 4250), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 258-268 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

R.L. Barbour, H.L. Graber, Y. Pei, C.H. Schmitz, "Imaging of vascular chaos," in Optical Tomography and Spectroscopy of Tissue IV (Proceedings of SPIE, Vol. 4250), B. Chance, R. R. Alfano, B. J. Tromberg, M. Tamura, E. M. Sevick-Muraca, Eds., pp. 577-590 (2001). Copyright Society of Photo-Optical Instrumentation Engineers.  

S. Blattman, H.L. Graber, S. Zheng, Y. Pei, J. Hira, I. Arif, R.L. Barbour, "Imaging of differential reactivity of the vascular tree in the human forearm by optical tomography," OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000) pp. 458-460.  

R.L. Barbour, H.L. Graber, S. Zheng, Y. Pei, J. Hira, I. Arif, "Optical imaging of the response of vascular dynamics to a cold shock,"OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000), pp. 430-432.  

S. Blattman, H.L. Graber, S. Zheng, Y. Pei, I. Arif, J. Hira, R.L. Barbour, "Imaging of tissue reperfusion by dynamic optical tomography," OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000), pp. 409-410.  

H.L. Graber, S. Zheng, Y. Pei, I. Arif, J. Hira, R.L. Barbour, "Dynamic imaging of muscle activity by optical tomography," OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000), pp. 407-408.  

H.L. Graber, R.L. Barbour, Y. Pei, S. Zheng, "Imaging of dynamic MR-derived tissue models containing optical voids,"OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000), pp. 354-356.  

R.L. Barbour, S. Blattman, T. Panetta, "Dynamic optical tomography: A new approach for investigating tissue-vascular coupling in large tissue structures," OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000), pp. 336-338.  

C.H. Schmitz, H.L. Graber, R.L. Barbour, "A fast versatile instrument for dynamic optical tomography," OSA Biomedical Topical Meetings (Miami Beach, FL, April 2-5, 2000), pp. 94-96.  

H.L. Graber, C.H. Schmitz, Y. Pei, S. Zhong, S.-L. S. Barbour, S. Blattman, T. Panetta, R.L. Barbour, "Spatio-temporal imaging of vascular reactivity," in Physiology and Function from Multidimensional Imaging (Proceedings of SPIE, Vol. 3978), A. V. Clough, C.-T. Chen, Eds., pp. 32-43 (2000).  

R.L. Barbour, H.L. Graber, C.H. Schmitz, Y. Pei, S. Zhong, S.-L. S. Barbour, S. Blattman, T. Panetta, "Spatio-Temporal Imaging of Vascular Reactivity by Optical Tomography," in Proceedings of Inter-Institute Workshop on In Vivo Optical Imaging at the NIH, A.H. Gandjbakhche, ed. (Optical Society of America, Washington, DC 1999), pp. 161-166.  

R.L. Barbour, R. Andronica, Q. Sha, H.L. Graber, I. Soller, "Development and evaluation of the IRIS-OPTIscanner, a general purpose optical tomographic imaging system," in Advances in Optical Imaging and Photon Migration (OSA Trends in Optics and Photonics, Vol. XXI), J. G. Fujimoto, M.S. Patterson, Eds. (Optical Society of America, Washington, DC, 1998), pp. 251-255. Copyright Optical Society of America.  

E. Y. Lin, Y. Wang, Y. Pei, R.L. Barbour, "Solution of the Perturbation Equation in Optical Tomography Using Weight Functions as a Transform Basis" in Advances in Optical Imaging and Photon Migration (OSA Trends in Optics and Photonics, Vol. XXI), J. G. Fujimoto, M.S. Patterson, Eds., (Optical Society of America, Washington, DC, 1998) pp. 197-202. Copyright Optical Society of America.  

R.L. Barbour, H.L. Graber, "Diagnostic imaging with light, and beyond," Proc. 19th Int'l IEEE/EMBS Conference (Chicago, IL, Oct. 30 - Nov. 2, 1997), Vol. 6, pp. 2735-2740. Copyright Institute of Electrical and Electronics Engineers, Inc.  

J. Chang, H.L. Graber, R.L. Barbour, "An algorithm that estimates background lumiphore for luminescence tomography," Proc. 19th Int'l IEEE/EMBS Conference (Chicago, IL, Oct. 30 - Nov. 2, 1997), Vol. 2, pp. 704-707. Copyright Institute of Electrical and Electronics Engineers, Inc.  

R.L. Barbour, "Imaging of human tissue by optical tomography" in Computational, Experimental, and Numerical Methods for Solving Ill-Posed Inverse Imaging Problems: Medical and Nonmedical Applications, SPIE Vol. 3171, pp 154-164 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, R.L. Barbour, "Factors influencing development, utility and new directions in medical imaging: from magnetic resonance to x-rays" in Computational, Experimental, and Numerical Methods for Solving Ill-Posed Inverse Imaging Problems: Medical and Nonmedical Applications, SPIE Vol. 3171, pp. 2-12 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, H.L. Graber, R.L. Barbour, "Concentration, size, and mean lifetime effects on image quality in luminescence optical tomography," in Optical Tomography and Spectroscopy of Tissue: Theory, Instrumentation, Model, and Human Studies II, SPIE Vol. 2979, pp. 750-758 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

R. Aronson, "Diffusion boundary conditions for photon waves," in Optical Tomography and Spectroscopy of Tissue: Theory, Instrumentation, Model, and Human Studies II, SPIE Vol. 2979, pp. 651-657 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

M. V. Klibanov, T. R. Lucas, R. M. Frank, R.L. Barbour, H.L. Graber, "Testing of new imaging algorithm for segmented MR images of breast," in Optical Tomography and Spectroscopy of Tissue: Theory, Instrumentation, Model, and Human Studies II, SPIE Vol. 2979, pp. 640-650 (1997). Copyright Optical Society of America.  

A.H. Hielscher, R.E. Alcouffe, R.L. Barbour, "Transport and diffusion calculations on MRI-generated data," in Optical Tomography and Spectroscopy of Tissue: Theory, Instrumentation, Model, and Human Studies II, SPIE Vol. 2979, pp. 500-508 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

Y. Yao, Y. Pei, Y. Wang, R.L. Barbour, "A Born-type iterative method for imaging of heterogeneous scattering media and its application to simulated breast tissue," in Optical Tomography and Spectroscopy of Tissue: Theory, Instrumentation, Model, and Human Studies II, SPIE Vol. 2979, pp. 232-240 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

Y. Pei, Y. Yao, F.-B. Lin, R.L. Barbour, "Frequency-domain fluorescence optical imaging," in Optical Tomography and Spectroscopy of Tissue: Theory, Instrumentation, Model, and Human Studies II, SPIE Vol. 2979, pp. 164-175 (1997). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, H.L. Graber, R. Aronson, R.L. Barbour, "Luminescence diffusion tomography" OSA Trends in Optics and Photonics on Biomedical Optical Spectroscopy and Diagnostics, Eva Sevick-Muraca and David Benaron, eds. (Optical Society of America, Washington DC), Vol. 3, pp. 200-205 (1996). Copyright Optical Society of America.  

W. Zhu, W. Wang, Y. Yao, R.L. Barbour, "Wavelet based multigrid reconstruction algorithm for optical tomography," OSA Trends in Optics and Photonics on Advances in Optical Imaging and Photon Migration, R. R. Alfano and James G. Fujimoto, eds. (Optical Society of America, Washington DC), Vol. 2, pp. 276-281 (1996). Copyright Optical Society of America.  

J. Chang, H.L. Graber, R. Aronson, R.L. Barbour, "Fluorescence imaging using transport-theory-based imaging operators," in Engineering in Medicine and Biology Society, 1995., IEEE 17th Annual Conference, Vol. 1, pp. 515-516. Copyright Institute of Electrical and Electronics Engineers, Inc.  

J. Chang, H.L. Graber, R.L. Barbour, "Dependence of optical diffusion tomography image quality on image operator and noise," in Nuclear Science Symposium and Medical Imaging Conference Record, 1995., Vol. 3, pp. 1524-1528. Copyright Institute of Electrical and Electronics Engineers, Inc.  

Y. Yao, Y. Wang, W. Zhu, J. Chang, H.L. Graber, R.L. Barbour, "Image reconstruction of absorption and scattering distributions in turbid media using Born iterative method," in Experimental and Numerical Methods for Solving Ill-Posed Inverse Problems: Medical and Nonmedical Applications, SPIE Vol. 2570, pp. 96-107 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, R.L. Barbour, H.L. Graber, R. Aronson, "Fluorescence Optical Tomography," in Experimental and Numerical Methods for Solving Ill-Posed Inverse Problems: Medical and Nonmedical Applications, SPIE Vol. 2570, pp. 59-72 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

W. Zhu, Y. Wang, Y. Deng, Y. Yao, R.L. Barbour, "Multiresolution regularized least squares reconstruction based on wavelet transform in optical tomography," in Experimental and Numerical Methods for Solving Ill-Posed Inverse Problems: Medical and Nonmedical Applications, SPIE Vol. 2570, pp. 186-196 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

Y. Yao, Y. Wang, W. Zhu, H.L. Graber, J. Chang, R.L. Barbour, "Frequency domain optical tomography in human tissue," in Experimental and Numerical Methods for Solving Ill-Posed Inverse Problems: Medical and Nonmedical Applications, SPIE Vol. 2570, pp. 254-266 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

H.L. Graber, J. Chang, R.L. Barbour, "Imaging of multiple targets in dense scattering media," Experimental and Numerical Methods for Solving Ill-Posed Inverse Problems: Medical and Nonmedical Applications, SPIE Vol. 2570, pp. 219-234 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, R. Aronson, H.L. Graber, R.L. Barbour, "Imaging diffusive media using time-independent and time-harmonic sources: dependence of image quality on imaging algorithms, target volume, weight matrix and view angles," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 448-464 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, H.L. Graber, R.L. Barbour, "Image reconstruction of dense scattering media from CW sources using constrained CGD and a matrix rescaling technique" in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 682-691 (1995). Copyright Optical Society of America.  

H.L. Graber, R.L. Barbour, J. Chang, "Algebraic reconstruction of images of a diffusive medium containing strong absorbers: comparative study of different illumination schemes and the effect of restricted view angle," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 431-447 (1995). Copyright Optical Society of America.  

H.L. Graber, R.L. Barbour, J. Chang, R. Aronson, "Identification of the functional form of nonlinear effects of localized finite absorption in a diffusing medium," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 669-681 (1995). Copyright Optical Society of America.  

B.B. Das, J. Dolne, R.L. Barbour, H.L. Graber, J. Chang, M. Zevallos, F. Liu, R.R. Alfano, "Analysis of time-resolved data for tomographical image reconstruction of opaque phantoms and finite absorbers in diffusive media," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 16-28 (1995). Copyright Optical Society of America.  

S.S. Barbour, R.L. Barbour, P.C. Koo, H.L. Graber, J. Chang, "Mapping of photon distribution and imaging of MR-derived anatomically accurate optical models of the female breast," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 835-850 (1995). Copyright Optical Society of America.  

Y. Yao, Y. Wang, R.L. Barbour, H.L. Graber, J. Chang, "Scattering characteristics of photon density waves from an object embedded in a spherically two-layer medium," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 291-303 (1995). Copyright Optical Society of America.  

W. Zhu, Y. Wang, J. Chang, H.L. Graber, R.L. Barbour, "A total least squares approach for the solution of the perturbation equation," in Optical Tomography, Photon Migration and Spectroscopy of Tissue and Model Media: Theory, Human Studies and Instrumentation, SPIE Vol. 2389, pp. 420-430 (1995). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, H.L. Graber, P.C. Koo, R. Aronson, S.S. Barbour, R.L. Barbour, "Progress toward optical mammography: Imaging in dense scattering media using time-independent optical sources," in IEEE Medical Imaging Conference, Norfolk, VA,Vol. 3, pp. 1484-1488 (1994). Copyright Institute of Electrical and Electronics Engineers.  

H.L. Graber, J. Chang, R. Aronson, R.L. Barbour, "Evaluation of spatial variations in the time and frequency dependence of imaging operators for diffusion tomography," in OSA Proceedings on Advances in Optical Imaging and Photon Migration, R. R. Alfano ed., pp. 99-105 (1994). Copyright Optical Society of America.  

J. Chang, H.L. Graber, R.L.Barbour, "Image reconstruction of targets in random media from CW laser measurements and simulated data," in OSA Proceedings on Advances in Optical Imaging and Photon Migration, R. R. Alfano ed., pp. 193-201 (1994). Copyright Optical Society of America.  

P.C. Koo, F.H. Schlereth, R.L. Barbour, H.L. Graber, "An efficient numerical method for quantifying photon distributions in the interior of thick scattering media," in OSA Proceedings on Advances in Optical Imaging and Photon Migration, R. R. Alfano ed., pp. 187-192 (1994). Copyright Optical Society of America. 

W. Zhu, Y. Wang, H.L. Graber, R.L. Barbour, J. Chang, "A regularized progressive expansion algorithm for recovery of scattering media from time-resolved data," in OSA Proceedings on Advances in Optical Imaging and Photon Migration, R.R. Alfano ed., pp. 211-216 (1994). Copyright Optical Society of America.  

H.L. Graber, J. Chang, J. Lubowsky, R. Aronson, R.L. Barbour, "Near infrared absorption imaging of dense scattering media by steady-state diffusion tomography," in SPIE Vol. 1888, Photon Migration and Imaging in Random Media and Tissues, pp. 372-386 (1993). Copyright Society of Photo-Optical Instrumentation Engineers.  

R. Aronson, "Extrapolation distance for diffusion of light," in SPIE Vol. 1888, Photon Migration and Imaging in Random Media and Tissues, pp. 297-305 (1993). Copyright Society of Photo-Optical Instrumentation Engineers.  

M.V. Klibanov, S. Gutman, R.L. Barbour, J. Chang, J. Malinsky, R.R. Alfano, "Consideration of solutions to the inverse scattering problem for biomedical applications," in SPIE Vol. 1887, Physiological Imaging Spectroscopy and Early Detection Diagnostic Methods pp. 77-96 (1993). Copyright Society of Photo-Optical Instrumentation Engineers. 

F.H. Schlereth, R.L. Barbour, H.L. Graber, "Verification of the sensitivity of direction-dependent light detection for the NIR Absorption Imaging Problem," in SPIE Vol. 1887, Physiological Imaging Spectroscopy and Early Detection Diagnostic Methods pp. 234-246 (1993). Copyright Society of Photo-Optical Instrumentation Engineers. 

J. Chang, Y. Wang, R. Aronson, R.L. Barbour, B. Das, J. Dolne, K.M. Yoo, R.R. Alfano, "Time resolved imaging in dense scattering media," in SPIE Vol. 1887, Physiological Imaging Spectroscopy and Early Detection Diagnostic Methods, pp. 108-119 (1993). Copyright Society of Photo-Optical Instrumentation Engineers.  

J. Chang, Y. Wang, R. Aronson, H.L. Graber, R.L. Barbour, "A layer-stripping approach for recovery of scattering media from time-resolved data," SPIE Vol. 1767, Inverse Problems in Scattering and Imaging, pp. 384-395 (1992). Copyright Society of Photo-Optical Instrumentation Engineers.  

R. Aronson, "Exact interface conditions for photon diffusion," SPIE, Vol. 1641, Physiological Monitoring and Early Detection Diagnostic Methods, pp. 72-78 (1992). Copyright Society of Photo-Optical Instrumentation Engineers.  

Y. Wang, J. Chang, R. Aronson, R.L. Barbour, H.L. Graber, J. Lubowsky, "Imaging of scattering media by diffusion tomography: An iterative perturbation approach," SPIE, Vol. 1641, Physiological Monitoring and Early Detection Diagnostic Methods, pp. 58-71 (1992). Copyright Society of Photo-Optical Instrumentation Engineers.  

F.H. Schlereth, J.M. Fossaceca, A.D. Keckler, R.L. Barbour, "Imaging in diffusion media with a neural net formulation: A problem in large scale computation," SPIE Vol. 1641, Physiological Monitoring and Early Detection Diagnostic Methods, pp. 46-57 (1992). Copyright Society of Photo-Optical Instrumentation Engineers.  

R.L. Barbour, H.L. Graber, J. Lubowsky, R. Aronson, B.B. Das, K.M. Yoo, R.R. Alfano, "Imaging of diffusing media by a progressive iterative backprojection method using time-domain data,"SPIE Vol. 1641, Physiological Monitoring and Early Detection Diagnostic Methods, pp. 21-34 (1992). Copyright Society of Photo-Optical Instrumentation Engineers.  

H.L. Graber, R.L. Barbour, J. Lubowsky, R. Aronson, B.B. Das, K.M. Yoo, R.R. Alfano, "Evaluation of steady-state, time- and frequency domain data for the problem of optical diffusion tomography," SPIE Vol. 1641, Physiological Monitoring and Early Detection Diagnostic Methods, pp. 6-20 (1992). Copyright Society of Photo-Optical Instrumentation Engineers.  

F.H. Schlereth, J.M. Fossaceca, A.D. Keckler, R.L. Barbour, "Multicomputer-based neural networks for imaging in random media," IEEE Nuclear Science Symposium, Vol. III, 2193-2197 (1991). Copyright Institute of Electrical and Electronics Engineers, Inc.  

R.L. Barbour, H.L. Graber, R. Aronson, J. Lubowsky, "Imaging of subsurface regions of random media by remote sensing," SPIE Vol. 1431, Time-resolved spectroscopy and imaging of tissues, pp. 192-203 (1991). Copyright Society of Photo-Optical Instrumentation Engineers.  

R.L. Barbour, H.L. Graber, R. Aronson, J. Lubowsky, "Determination of macroscopic optical properties of multilayer random media by remote sensing," SPIE Vol. 1431, Time-resolved spectroscopy and imaging of tissues, pp. 52-62 (1991). Copyright Society of Photo-Optical Instrumentation Engineers.  

R. Aronson, R.L. Barbour, J. Lubowsky, H.L. Graber, "Application of transport theory to infra-red medical imaging," in Operator Theory: Advances and Applications, Vol. 51, pp 64-75 (1991), Birkhauser Verlag Press, 11th International Conference on Transport Theory held in Blacksburg VA, May 22-26, 1989. Copyright Springer-Verlag.  

R.L. Barbour, H.L. Graber, R. Aronson, J. Lubowsky, "Model for 3-D optical imaging of tissue," Int. Geosci. and Remote Sensing Symp. (IGARSS), Vol 2, pp. 1395-1399 (1990). Copyright Institute of Electrical and Electronics Engineers, Inc.  

Y. Pei, F.-B. Lin, R.L. Barbour, "Model-based imaging of scattering media using relative detector values," presented at 1999 OSA Annual Meeting & Exhibit: Optics in High-Tech Industries (Santa Clara, CA, September 26-30)

R.L. Barbour, S. Zhong, H.L. Graber, Y. Pei, S.-L. S. Barbour, F. Arif, A.H. Hielscher, A. Klose, A. Bluestone, R. Andronica, H. Luo, "Optical tomographic cinematography of vascular reactivity," presented at 1999 OSA Annual Meeting & Exhibit: Optics in High-Tech Industries (Santa Clara, CA, September 26-30)

R.L. Barbour, H.L. Graber, Y. Pei, F.-B. Lin, "Dynamic optical tomography: resolution and contrast enhancement by frequency-filtering," presented at First Joint BMES/EMBS Conference: Serving Humanity, Advancing Technology (Atlanta, GA, October 13-16, 1999). Copyright Institute of Electrical and Electronics Engineers, Inc.  

C.H. Schmitz, H.L. Graber, R.L. Barbour, "Dynamic optical tomography: instrumentation and calibration protocol," presented at First Joint BMES/EMBS Conference: Serving Humanity, Advancing Technology (Atlanta, GA, October 13-16, 1999). Copyright Institute of Electrical and Electronics Engineers, Inc.  

C.H. Schmitz, H.L. Graber, Y. Pei, R.L. Barbour, "Tomographic imaging of dynamic behavior of scattering media," presented at UEF Conference on Advances in Optics for Biotechnology, Medicine and Surgery (Kona, HI, August 1-6, 1999)

Y. Pei, H.L. Graber, F.-B. Lin, R.L. Barbour, "Computed NIR sensitivity studies of the breast using MRI data," presented at 1998 OSA Annual Meeting & Exhibit: Sensing the World Around Us (Baltimore, MD, October 4-9)

R.L. Barbour, R. Andronica, Q. Sha, Y. Pei, H.L. Graber, "Tomographic imaging of scattering media using the SUNY IRIS OPTI-scan imager," presented at 1998 OSA Annual Meeting & Exhibit: Sensing the World Around Us (Baltimore, MD, October 4-9)

H.L. Graber, R.L. Barbour, "Diagnostic Imaging with Light, and Beyond," presented at 1998 OSA Topical Meeting on Signal Recovery and Synthesis (Kona, HI, June 10-12)

W. Zhu, W. Wang, Y. Yao, R.L. Barbour, "Wavelet based multigrid reconstruction algorithm for optical tomography," Advances in Optical Imaging And Photon Migration, 1996 Technical Digest (Optical Society of America, Orlando, FL), pp. 143-146. Copyright Optical Society of America.  

R.L. Barbour, S.S. Barbour, P.C. Koo, J. Chang, "MR guided optical tomography of the breast: dependence of image quality on view angle," in Advances in Optical Imaging and Photon Migration, 1996 Technical Digest (Optical Society of America, Washington DC), pp. 283-285. Copyright Optical Society of America.  

J. Chang, H.L. Graber, R. Aronson, R.L. Barbour, "Luminescence diffusion tomography" Biomedical Optical Spectroscopy and Diagnostics, 1996 Technical Digest (Optical Society of America, Orlando, FL), pp. 116-118. Copyright Optical Society of America.  

J. Chang, H.L. Graber, R.L. Barbour, "Fluorophore/phosphor contains higher harmonics of the excitation modulation frequency," Fourth International Symposium on Biomedical Engineering (1995).

J. Chang, H.L. Graber, R.L. Barbour, "Luminescence diffusion tomography,"Fourth International Symposium on Biomedical Engineering (1995).