Faculty and Staff Profiles

Dr. Balasubramanian serves as Assistant Professor in the Department of Electrical and Computer Engineering with a secondary appointment in the Department of Biomedical Engineering at The University of Memphis. Previously, from July 2011 to August 2013, he was Assistant Project Scientist in the Department of Ophthalmology at the University of California, San Diego.

His current research interests include studying the structure of the optic nerve head in normal eyes and eyes with progression of glaucoma; aqueous humor dynamics; biosolid, biofluid and their interaction dynamics; and computational science and engineering.

He received the Diploma in electrical and electronics engineering from Muthiah Polytechnic, Annamalai Nagar, India, in 1995; the B.E. degree in electrical and electronics engineering from PSG College of Technology, Coimbatore, India, in 1998; the M.S. degree in systems science and the Ph.D. degree in computer science from Louisiana State University, Baton Rouge, in 2003 and 2006, respectively; and Postgraduate Medical Study and Fellowship in Glaucoma Research from the University of California San Diego, La Jolla in June 2011.

Research projects in Balasubramanian Lab has been supported in part by the National Eye Institute (NEI), National Institutes of Health (NIH); start up funds from the Herff College of Engineering, The University of Memphis; Kanuri student fellowship; Herff research fellowship; and graduate assistantship from the Department of Electrical and Computer Engineering, The University of Memphis.

Dr. Balasubramanian is an active reviewer for the following research journals: IEEE Transactions on Biomedical Engineering, International Journal of Ophthalmology, Investigative Ophthalmology & Visual Science, Journal of Glaucoma, Nature Eye, Optometry & Vision Science, and PLoS One.

Dr. Balasubramanian is a member of the following professional societies: Association for Research in Vision and Ophthalmology (ARVO; since 2003); Imaging and Perimetry Society (IPS; since 2009); Institute for Electrical and Electronics Engineers (IEEE; since 2003); and Society of Photo-Optical Instrumentation Engineers (SPIE; since 2004).

• Assistant Professor (Tenure-track), Department of Electrical and Computer Engineering - The University of Memphis - August 2013 to Present
• Assistant Project Scientist (Step II), Department of Ophthalmology - University of California San Diego - July 2011 to August 2013
• Postdoctoral Research Fellow, Department of Ophthalmology - University of California San Diego - August 2006 to June 2011
• Research Assistant, Department of Computer Science - Louisiana State University - August 2001 to May 2006
• Senior Systems Engineer,   - WIPRO Technologies - December 1999 to July 2001
• Software Engineer,   - CGI Inc. (formerly IMR Global Inc.) - July 1998 to December 1999

• K99/R00 Pathway to Independence Award - National Eye Institute (NEI), National Institutes of Health (NIH) - 2011 to 2017
• Research cluster computing hours award - University of California San Diego - 2010 to 2012
• Young Researchers Award on "Relationship of Retinal Morphology and Function" - Imaging and Perimetry Society (IPS)-Heidelberg Engineering - 2010
• Conference travel award - 19th Imaging and Perimetry Society (IPS) Symposium - 2010
• Travel award to attend the NEI/NIBIB joint symposium - National Institutes of Health (NIH) - 2009
• Postdoctoral research fellowship - Heidelberg Engineering, GmbH - 2006 to 2009
• Conference travel award (3 awards) - Louisiana Biomedical Research Network - 2004 to 2006
• Graduate academic year research support (2 years) - Louisiana Biomedical Research Network - 2004 to 2006
• Graduate summer research support (2 summers) - Louisiana Biomedical Research Network - 2003, 2004
• Graduate academic year research support (1 year) - Biological Computation and Visualization Center - 2003 to 2004
• "Thanks a Zillion" (organization price for professional excellence) - Wipro Technologies - 2000
• PSG College of Technology Alumni Award for best Bachelor of Engineering project - PSG College of Technology Alumni Association - 1998
• 2nd academic rank in "Diploma in Electrical and Electroncs Engineering" among all students in ~300 polytechnic schools - State of Tamilnadu, India - 1995

• EECE 3204: Signals and Systems II - The University of Memphis
• EECE 7220 & 8220: Scientific Computing - The University of Memphis
• EECE 7251 & 8251: Random Signals & Noise - The University of Memphis
• EECE 7216 & EECE 8216: Computer Vision - The University of Memphis
• EECE 7903 & 8903: Physically Based Animation - The University of Memphis
• EECE 7902 & 8902: Computational Science and Engineering–Part 0: Scientific Computing - The University of Memphis
• EECE 8905: Computational Science and Engineering–Part 3: Fluid-Structure Interaction - The University of Memphis
• EECE 8903: Computational Science and Engineering–Part 2: Fluid Flow - The University of Memphis
• EECE 7907 & 8907: Computational Science and Engineering–Part 1 - The University of Memphis

• Ph.D. - Jabia M. Chowdhury - May 2020 (ongoing)
• Ph.D. - Hanieh Shabanian - May 2020 (ongoing)
• Ph.D. - Ali Salehi - Dec 2019 (ongoing)
• M.S. - Jabia M. Chowdhury - Aug 2018
• M.S. - Srinivas Rajaraman - Dec 2017
• M.S. - Sindhu Pulimi - May 2017
• M.S. - Wasi Uddin Ahmed - May 2017
• M.S. - Satya Surya Pavani Peri - Dec 2016
• M.S. - Gowri Hebbelmath - Dec 2016
• M.S. - Praveen Kurra - Dec 2015
• Postdoctoral Fellow - Dr. Rupesh Singh, Ph.D. - May 2015 to August 2017

• New Techniques for Measuring Volumetric Structural Changes in Glaucoma - National Eye Institute (NEI), National Institutes of Health (NIH) - $707,175 - Jan 2014–Dec 2017
• Predicting and Detecting Glaucomatous Progression using Pattern Recognition - National Eye Institute (NEI), National Institutes of Health (NIH) - $ 1,514,396 - Feb 2012–Jul 2016
• New Techniques for Measuring Volumetric Structural Changes in Glaucoma - National Eye Institute (NEI), National Institutes of Health (NIH) - $179,247 - Jan 2011–Dec 2013
• P30-Center Core Grant for Vision Research - National Eye Institute (NEI), National Institutes of Health (NIH) - $ 1,389,575 - 2012–2013
• Diagnostic Innovations in Glaucoma: Structural Assessment - National Eye Institute (NEI), National Institutes of Health (NIH) - $ 2,008,997 - 2011–2013
• Travel award to attend the 19th IPS symposium in Tenerife, Spain - Imaging and Perimetry Society -   - 2010
• NIH travel award to attend the NEI/NIBIB joint symposium - National Eye Institute (NEI), National Institutes of Health (NIH) -   - 2009
• Postdoctoral research fellowship - Heidelberg Engineering, GmbH - ~$100,000 - 2006 to 2009
• Three research travel awards - Louisiana Biomedical Research Network -   - 2004 to 2006
• Graduate student research support - Louisiana Biomedical Research Network - ~$30,000 - 2004 to 2006
• Summer research student support - Louisiana Biomedical Research Network - ~$8,000 - 2003, 2004
• Graduate student research support - Biological Computation and Visualization Center - ~$13,000 - 2003 to 2004

• International Conference on Urban Intelligence and Applications - Technical Program Committee - 2019
• Department of Electrical and Computer Engineering, The University of Memphis - Postdoc Search Committee - 2018
• The University of Memphis - Member of Computer Committee, Herff College of Engineering - 2018 to Present
• Association for Research in Vision and Ophthalmology (ARVO), Annual Meeting - Moderator for a research poster session entitled, "Imaging: Posterior Segment II" - May 2018
• IEEE BigDataService Conference - Organizing committee member / chair for the research track on "Big Data Bio-medical and Healthcare Services" - 2016, 2017
• The University of Memphis - Graduate Curriculum Committee, Department of Electrical and Computer Engineering - 2014 to Present
• The University of Memphis - Judge, Annual Graduate Student Research Forum - March 2014, March 2017, March 2018
• The University of Memphis - Member of 23 M.S. Project, M.S. Thesis and Ph.D. Dissertation Committes - 2013 to Present
• International Journal of Ophthalmology - Expert Board Member - 2013 to 2016
• Department of Ophthalmology, University of California, San Diego - Postdoc Search Committee - 2010 to 2012
• University of California San Diego - Panel Member & Speaker, "Funding Fest 2011" - May 2011
• Dr. Balasubramanian is a highly active reviewer for the following research journals (in alphabetical order), namely: 1) Artificial Intelligence in Medicine, 2) BMC Medical Imaging, 3) British Journal of Ophthalmology, 4) Clinical and Experimental Ophthalmology, 5) Clinical Investigation, 6) IEEE Computer Society, 7) IEEE Transactions on Biomedical Engineering, 8) IEEE Transactions on Pattern Analysis and Machine Intelligence, 9) International Journal of Ophthalmology, 10) Investigative Ophthalmology & Visual Science, 11) Journal of Biomedical Optics, 12) Journal of Electronic Imaging, 13) Journal of Glaucoma, 14) Journal of Medical Imaging, 15) Journal of Ophthalmology, 16) Nature Eye, 17) Optometry & Visual Science, and 18) PLoS One. - Peer-reviewer - 2003 to Present

• 1. Balasubramanian M, Bowd C, Zangwill LM. “Algorithms for Detecting Glaucomatous Structural Changes in the Optic Nerve Head”, in Image Modeling of the Human Eye, Rajendra Acharya U, Eddi Y.K. Ng, Jasjit S. Suri, Editors, 2008, Artech House: Boston, pp.147-188.

  2. Balasubramanian M, Perkins AL, Beuerman RW, Iyengar SS. “Fractal Measures for Fungal Keratitis Diagnosis Using a White-light Confocal Microscope”, in Image Modeling of the Human Eye, Rajendra Acharya U, Eddi Y.K. Ng, Jasjit S. Suri, Editors, 2008, Artech House: Boston, pp.189-202.

• 1. Singh R, Rajaraman S, Balasubramanian M, “A Novel Nanoparticle Mediated Selective Inner Retinal Photocoagulation for Diseases of the Inner Retina”, IEEE Transactions on Nanobioscience, 2017, Vol. 16, No. 7, pp. 542-54; PMID: 28829313

• 2. Yousefi S, Balasubramanian M, Goldbaum MH, Medeiros FA, Zangwill LM, Weinreb RN, Liebmann JM, Girkin CA, Bowd C, “Unsupervised Gaussian Mixture Model with Expectation Maximization for Detecting Glaucomatous Progression in Standard Automated Perimetry Visual Fields”, Translational Visual Science and Technology, 2016, Vol. 5, No. 3; PMID: 27152250
  

• 3. Belghith A, Bowd C, Medeiros FA, Balasubramanian M, Weinreb RN, Zangwill LM, “Learning from healthy and stable eyes: a new approach for detection of glaucomatous progression”, Artificial Intelligence in Medicine, 2015, Vol. 64, No.2, pp. 105-115; PMID: 25940856

• 4. Belghith A, Bowd C, Medeiros FA, Balasubramanian M, Weinreb RN, Zangwill LM, “Glaucoma progression detection using nonlocal Markov random field prior”, Journal of Medical Imaging, Vol. 1, No. 3, 2014, article id: 034504; PMID: 26158069

• 5. Balasubramanian M, Arias-Castro E, Medeiros FA, Kriegman DJ, Bowd C, Weinreb RN, Holst M, Sample PA, Zangwill LM, “Detecting Glaucoma Progression From Localized Rates of Retinal Changes in Parametric and Nonparametric Statistical Framework With Type I Error Control”, Investigative ophthalmology & visual science, Vol. 55, No. 3, 2014, 1684-1695; PMID: 24519427</

• 6. Bowd C, Weinreb RN, Balasubramanian M, Lee I, Jang G, Yousefi S, Zangwill LM, Medeiros FA, Girkin CA, Liebmann JM, Goldbaum MH, “Glaucomatous Patterns in Frequency Doubling Technology (FDT) Perimetry Data Identified by Unsupervised Machine Learning Classifiers”, PLoS ONE, Vol. 9, No. 1, e85941; PMID: 24497932
  

• 7. Belghith A, Balasubramanian M, Bowd C, Weinreb RN, Zangwill LM, “A unified framework for glaucoma progression detection using Heidelberg Retina Tomograph image”, Computerized Medical Imaging and Graphics, Vol. 38, No. 5, 2014, pp. 411-420; PMID: 24709053
• 8. Yousefi S, Goldbaum MH, Balasubramanian M, Medeiros FA, Zangwill LM, Liebmann JM, Girkin CA, Weinreb RN, Bowd C, “Learning from data: Recognizing glaucomatous defect patterns and detecting progression from visual field measurements”, IEEE Transactions on Biomedical Engineering, Vol. 61, No. 7, 2014, pp.2112-2124; PMID: 24710816

• 9. Yousefi S, Goldbaum MH, Balasubramanian M, Jung T, Weinreb RN, Medeiros FA, Zangwill LM, Liebmann JM, Girkin CA, Bowd C, “Glaucoma Progression Detection using Structural Retinal Nerve Fiber Layer Measurements and Functional Visual Field Points”, IEEE Transactions on Biomedical Engineering, Vol. 61, No. 4, 2014, pp.1143-1154; PMID: 24658239

• 10. Belghith A, Bowd C, Balasubramanian M, Weinreb RN, Zangwill LM, “A Bayesian framework for glaucoma progression detection using Heidelberg Retina Tomograph images”, International Journal of Advanced Computer Science and Applications, Vol. 4, No.9, 2013, pp. 222-228.

• 11. Goldbaum MH, Lee I, Jang G, Balasubramanian M, Sample PA, Weinreb RN, Liebmann JM, Girkin CA, Anderson DR, Zangwill LM, Fredette MJ, Jung TP, Medeiros F, Bowd C, “Progression of Patterns (POP): A Machine Classifier Algorithm to Identify Glaucoma Progression in Visual Fields”, Investigative Ophthalmology and Visual Science, Investigative Ophthalmology and Visual Science, Vol. 53, No. 10, 2012, pp.6557-6567; PMID: 22786913

• 12. Balasubramanian M, Kriegman DJ, Bowd C, Holst M, Weinreb RN, Sample PA, Zangwill LM, “Localized Glaucomatous Change Detection within the Proper Orthogonal Decomposition Framework”, Investigative Ophthalmology and Visual Science, Vol. 53, No. 7, 2012, pp.3615-3628; PMID: 22491406

• 13. Bowd C, Lee I, Goldbaum MH, Balasubramanian M, Medeiros FA, Zangwill LM, Girkin CA, Liebmann JM, Weinreb RN, “Predicting Glaucomatous Progression in Glaucoma Suspect Eyes using Relevance Vector Machine Classifiers for Combined Structural and Functional Measurements”, Investigative Ophthalmology and Visual Science, Vol. 53, No. 4, 2012, pp.2382-2389; PMID: 22427577

• 14. Balasubramanian M, Bowd C, Weinreb RN, Zangwill LM, “Agreement between the Heidelberg Retina Tomograph (HRT) Stereometric Parameters Estimated Using HRT-I and HRT-II”, Feature Issue on Glaucoma: Recent Discoveries and Patient Care, Optometry and Vision Science, Vol. 88, No. 1, 2011, pp.140-149; PMID: 21037499
• 15. Balasubramanian M, Bowd C, Weinreb RN, Zangwill LM, “Agreement between Heidelberg Retina Tomograph (HRT-I) and HRT-II in Detecting Glaucomatous Changes Using Topographic Change Analysis (TCA)”, Eye, Vol. 25, No. 1, 2011, pp.31-42; PMID: 20885428
• 16. Vizzeri G, Bowd C, Weinreb RN, Balasubramanian M, Medeiros FA, Sample PA, Zangwill LM. “Determinants of agreement between the Confocal Scanning Laser Tomograph and standardized assessment of glaucomatous progression”, Ophthalmology, Vol. 117, No. 10, 2010, pp.1953-1959; PMID: 20557941.
• 17. Balasubramanian M, Bowd C, Weinreb RN, Vizzeri G, Alencar LM, Sample PA, O'Leary N, Zangwill LM. “Clinical Evaluation of the Proper Orthogonal Decomposition Framework for Detecting Glaucomatous Changes in Human Subjects”, Investigative Ophthalmology and Visual Science, Vol. 51, No. 1, 2010, pp.264-271; PMID: 19661228.
• 18. Balasubramanian M, Zabic S, Bowd C, Thompson HW, Wolenski P, Iyengar SS, Karki BB, Zangwill LM. “A Framework for Detecting Glaucomatous Progression in the Optic Nerve Head of an Eye using Proper Orthogonal Decomposition”, IEEE Transactions on Information Technology in Biomedicine, Vol. 13, No. 5, 2009, pp.781-793; PMID: 19369163.
• 19. Vizzeri G, Balasubramanian M, Bowd C, Weinreb RN, Medeiros FA, Zangwill LM.  “Spectral Domain-Optical Coherence Tomography to Detect Localized Retinal Nerve Fiber Layer Defects in Glaucomatous Eyes”, Optics Express, Vol. 17, No. 5, 2009, pp. 4004-4018; PMID: 19259242.
• 20. Balasubramanian M, Bowd C, Vizzeri G, Weinreb RN, Zangwill LM. “Effect of Image Quality on Tissue Thickness Measurements Obtained with Spectral Domain-Optical Coherence Tomography”, Optics Express, Vol.17, No.5, 2009, pp. 4019-36; PMID: 19259243.
• 21. Bowd C, Balasubramanian M, Weinreb RN, Vizzeri G, Alencar LM, O'Leary N, Sample PA, Zangwill LM. “Performance of Confocal Scanning Laser Tomograph Topographic Change Analysis (TCA) for Assessing Glaucomatous Progression”, Investigative Ophthalmology and Visual Science, Vol. 50, No. 2, February 2009, pp. 691-701; PMID: 18836168.
• 22. Vizzeri G, Weinreb RN, Martinez de la Casa JM, Alencar LM, Bowd C, Balasubramanian M, Medeiros FA, Sample P, Zangwill LM. “Clinicians Agreement in Establishing Glaucomatous Progression Using the Heidelberg Retina Tomograph”, Ophthalmology, Vol. 116, No. 1, January 2009, pp. 14-24; PMID: 19010552.
• 23. Balasubramanian M, Iyengar SS, Beuerman RW, Reynaud J, Wolenski P. “Real-time restoration of white-light confocal microscope optical sectio Real-time restoration of white-light confocal microscope optical sections”, Journal of Electronic Imaging, Vol. 16, No. 3, August 2007, 033009; PMID: 20186290.

• Peer-reviewed Conference Abstracts and Proceedings:

  1. Balasubramanian M, Wasi UA, "Attenuation Correction and Building 3-D Geometry of Retinal Vasculature from SD-OCT Volume Scans without Contrast Agents'', Association for Research in Vision and Ophthalmology, Annual Meeting, Honolulu, May 2018 (among top 2% of all accepted presentations; selected for "Hot Topics: ARVO 2018")

  2. Chowdhury JM, Balasubramanian M, "Computational Modelling of Aqueous Humor Dynamics and Drug Delivery for Intraocular Pressure Control in Glaucoma", Association for Research in Vision and Ophthalmology, Annual Meeting, Honolulu, May 2018

  3. Balasubramanian M, Rajaraman S, "Retinal and optic nerve head imaging of ex vivo porcine eyes using Spectralis SD-OCT", Association for Research in Vision and Ophthalmology, Annual Meeting, Baltimore, May 2017

  4. Balasubramanian M, Chowdhury J, Rajaraman S, Wasi AU, "Ex vivo imaging of formalin fixed tissues using spectral domain OCT", ARVO Imaging in the Eye, Annual meeting, Baltimore, May 2017

  5. Singh R, Balasubramanian M, "Nanoparticle Mediated Efficient Treatment Strategy for Photocoagulation of Retinal and Choroidal Neovascularization of Diabetic Retinopathy", Association for Research in Vision and Ophthalmology, Annual Meeting, Seattle, May 2016 (Member-in-training Outstanding Poster Finalist)

  6. Srinivas R, Singh R, Yousefi S, Bowd C, Zangwill LM, Weinreb RN, Balasubramanian M, "Detecting Glaucomatous Progression from Localized Visual Function Changes with Corrections for Multiple Comparison", Association for Research in Vision and Ophthalmology, Annual Meeting, Seatle, May 2016.

  7. Belghith A, Bowd C, Medeiros FA, Balasubramanian M, Weinreb RN, Zangwill LM, "Effects of the variability of automated segmentation algorithms on longitudinal analyses: application to the estimation of ganglion cell loss in healthy and glaucoma eyes", Association for Research in Vision and Ophthalmology, Annual Meeting, Denver, May 2015.

  8. Belghith A, Balasubramanian M, Bowd C, Weinreb RN, Zangwill LM, “Glaucoma Progression Detection using Variational Expectation Maximization Algorithm”, International Symposium on Biomedical Imaging, In Biomedical Imaging (ISBI), 2013 IEEE 10th International Symposium on, pp. 876-879. IEEE, 2013.

  9. Balasubramanian M, Bowd C, Weinreb RN, Kriegman DJ, Holst M, Sample PA, Zangwill LM, "Detecting Glaucomatous Progression from Localized Rates of Retinal Height Changes in Parametric and Non-Parametric Frameworks", IOVS 2012; 53; ARVO E-Abstract 238.

  10. Bowd C, Balasubramanian M, Goldbaum MH, Lee I, Medeiros FA, Zangwill LM, Girkin CA, Liebmann JM, Sample PA, Weinreb RN, "Variational Bayesian independent component analysis-mixture model (VIM) to identify patterns of glaucomatous defect in Frequency Doubling Technology (FDT) perimetry data", IOVS 2012; 53; ARVO E-Abstract 171.

  11. Goldbaum MH, Bowd C, Lee I, Balasubramanian M, Medeiros FA, Zangwill LM, Girkin CA, Liebmann JM, Sample PA, Weinreb RN, "Progression of Patterns Using Non-negative Matrix Factorization and Iso-severity Clustering of Glaucoma Patterns Improves Detection of Glaucoma Progression", IOVS 2012; 53; ARVO E-Abstract 2263.

  12. Balasubramanian M, Bowd C, Weinreb RN, Sample PA, Zangwill LM, "Localized Glaucomatous Change Detection within the Proper Orthogonal Decomposition (POD) Framework", IOVS 2011; 52; ARVO E-Abstract 170.

  13. Goldbaum MH, Lee I, Jang G, Bowd C, Balasubramanian M, Weinreb RN, Zangwill LM, Liebmann JM, Girkin CA, Sample PA, "Progression of Patterns (POP) Using Independent Component Analysis Identifies Glaucoma Progression", IOVS 2011; 52; ARVO E-Abstract 4151.

  14. Bowd C, Lee I, Medeiros FA, Balasubramanian M, Zangwill LM, Girkin CA, Liebmann JM, Weinreb RN, Sample PA, Goldbaum MH, "Predicting Glaucomatous Progression from Baseline HRT and SAP Measurements Using Relevance Vector Machine (RVM) Classifiers", IOVS 2011; 52; ARVO E-Abstract 4136.

  15. Balasubramanian M, Bowd C, Kriegman DJ, Weinreb RN, Sample PA, Zangwill LM, "Detecting Glaucomatous Changes using Only One Optic Nerve Head Scan Per Exam", IOVS 2010; 51: ARVO E-Abstract 2723.

  16. Alencar LM, Balasubramanian M, Bowd C, Weinreb RN, Zangwill LM, Sample PA, Medeiros FA, "Comparison of the GDx GPA and the HRT TCA for Detection of Glaucomatous Progression", IOVS 2010; 51: ARVO E-Abstract 4011.

  17. Balasubramanian M, Racette L, Bowd C, Sample PA, Weinreb RN, Zangwill LM, "Relationship between Retinal Structure and Function Measurements over Time", 19th Imaging and Perimetry Society (IPS) Symposium, March 23-26, 2010, Tenerife, Spain (won the IPS-Heidelberg Young Researcher Award).

  18. Bowd C, Balasubramanian M, Weinreb RN, Zangwill LM, "Effect on HRT Topographic Change Analysis Parameter Estimates when Combining HRT-I and HRT-II Examinations in Longitudinal Series", 19th IPS Symposium, March 23-26, 2010, Tenerife, Spain.

  19. Sample PA, Jang G, Balasubramanian M, Anderson DR, Fredette MJ, Girkin CA, Liebmann JM, Bowd C, Jung TP, Zangwill LM, Weinreb RN, Goldbaum M, "Progression of Patterns (POP): Machine Learning Classifier Identifies Glaucoma Progression", 19th IPS Symposium, March 23-26, 2010, Tenerife, Spain.

  20. Tafreshi A, Racette L, Balasubramanian M, Liebmann JM, Girkin CA, Zangwill LM, Weinreb RN, Sample PA, "Comparing the Repeatability of Standard Automated Perimetry, Short-Wavelength Automated Perimetry, and Frequency-Doubling Technology Perimetry", North American Perimetric Society (NAPS), 8th meeting, New York, October 2009.

  21. Balasubramanian M, Bowd C, Sample PA, Weinreb RN, Alencar LM, Vizzeri G, Zangwill LM, "Evaluation of Heidelberg Retina Tomograph (HRT) Pixel-wise Glaucomatous Change Detection Techniques That Control for Type-1 Classification Error", IOVS 2009; 50: ARVO E-Abstract 2573.

  22. O'Leary N, Balasubramanian M, Garway-Heath DF, Crabb DP, "Developing and Testing a Heidelberg Retina Tomograph Image Simulation Method for Applications to Optimise Glaucoma Progression Algorithms", IOVS 2009; 50: ARVO E-Abstract 2249.

  23. Neal BE, Balasubramanian M, Bowd C, Vizzeri G, Sample P, Weinreb RN, Zangwill LM, "Stereometric Parameter Trend-Analysis for Detecting Progression Using Three Heidelberg Retina Tomograph Reference Planes", IOVS 2009; 50: ARVO E-Abstract 2246.

  24. Vizzeri G, Bowd C, Balasubramanian M, Weinreb RN, Medeiros FA, Sample PA, Zangwill LM, "Determinants of Agreement between the Heidelberg Retina Tomograph (HRT) Topographic Change Analysis (TCA) and Standardized Assessment of Glaucomatous Progression in the Diagnostic Innovations in Glaucoma Study (DIGS)", IOVS 2009; 50: ARVO E-Abstract 2248.

  25. Balasubramanian M, Bowd C, Vizzeri G, Sample PA, Weinreb RN, O'Leary N, Crabb DP, Garway-Heath DF, Zangwill LM, "Localized Glaucomatous Change Detection Using a New Permutation Test Strategy", IOVS 2008; 49: ARVO E-Abstract 3652.

  26. Bowd C, Balasubramanian M, Vizzeri G, O'Leary N, Garway-Heath DF, Crabb DP, Weinreb RN, Sample PA, Zangwill LM, "Sensitivity and Specificity of Heidelberg Retina Tomograph (HRT) Topographic Change Analysis (TCA) Parameters", IOVS 2008; 49: ARVO E-Abstract 3759.

  27. Vizzeri G, Martinez de la Casa JM, Alencar LM, Bowd C, Balasubramanian M, Medeiros FA, Weinreb RN, Zangwill LM, "Clinicians' Agreement in Establishing Glaucomatous Progression Using the HRT Topographic Change Analysis (TCA), Trend Analysis (TA), and Moorfields Regression Analysis (MRA)", IOVS 2008; 49: ARVO E-Abstract 3653.

  28. Balasubramanian M, Bowd C, Wolenski P, Medeiros FA, Alencar LM, Sample PA. Weinreb RN, Zangwill LM, "Evaluation of a Novel Proper Orthogonal Decomposition (POD) Framework for Detecting Glaucomatous Changes in Human Subjects", IOVS 2007; 48: ARVO E-Abstract 3331.

  29. Balasubramanian M, Bowd C, Sample PA, Weinreb RN, Zangwill LM, "A Novel Multi-Scale Texture Change Detection Framework for Detecting Glaucomatous Progression of Optic Disc Topography", International Society for Imaging in the Eye, 2007.

  30. Nouri-Mahadavi K, Medeiros FA, Bowd C, Alencar LM, Vasile CG, Balasubramanian M, Sample PA, Zangwill LM, Weinreb RN, "Identifying Optic Disc Parameters That Predict Mode of Progression", IOVS 2007; 48: ARVO E-Abstract 853.

  31. Bowd C, Balasubramanian M, Medeiros FA, Alencar LM, Zangwill LM, Sample PA, Vasile C, Bourne RR, Weinreb RN, "Agreement for Detecting Change Using HRT Topographic Change Analysis (TCA), Standard Automated Perimetry (SAP) and Stereo-Photograph Assessment", IOVS 2007; 48; ARVO E-Abstract 1973.

  32. Khoobehi B, Ning J, Puissegur E, Bordeaux K, Balasubramanian M, Beach J. “Retinal Oxygen Saturation Evaluation by Multi-spectral Fundus Imaging”, Medical Imaging 2007, Proceedings of SPIE, Vol. 6511, pp. 65110B1-6.

  33. Balasubramanian M, Perkins LA, Beuerman RW, Iyengar SS. “Fractal Dimension Based Corneal Fungal Infection Diagnosis”, Applications of Digital Image Processing XXIX, Optics and Photonics 2006, Proceedings of SPIE, Vol. 6312, 631214 (1-10).

  34. Balasubramanian M, Iyengar SS, Reynaud J, Beuerman RW. “A Ringing Metric to Evaluate the Quality of Images Restored Using Iterative Deconvolution Algorithms”, 18th International Conference on Systems Engineering, 2005, pp. 483-488.

  35. Balasubramanian M, Iyengar SS, Wolenski P, Reynaud J, Beuerman RW. “Adaptive Noise Filtering of White-light Confocal Microscope Images using Karhunen-Loeve Expansion'', Applications of Digital Image Processing XXVIII, Optics and Photonics 2005, Proceedings of SPIE, Vol. 5909, pp.590904(1—12).

  36. Balasubramanian M, Perkins LA, Iyengar SS, Dua S, Kraft DH. “Evidence Combination for Traffic Adaptive Routing”, 18th International Conference on Systems Engineering, 2005, pp.355-362.

  37. Balasubramanian M, Iyengar SS, Reynaud J, Palkama A, Beuerman RW, "Analysis of z-axis structural changes in the cow lamina cribrosa with changes in pressure using image matching", IOVS 2004; 45: ARVO E-Abstract 2178.

  ****************

• "Computational Approach to Detect Optic Nerve Head Changes in Clinical and in Experimental Glaucoma", Department of Ophthalmology, Boston University, April 11, 2012, Boston, MA.
• "Computational Approaches to Study the Optic Nerve Head Structure in Glaucoma", Department of Ophthalmology, University of Alabama at Birmingham, March 22, 2012, Birmingham, AL.
• "A Computational Framework for Quantifying Deformation of the Lamina Cribrosa of the Retina", Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard-MIT Division of Health Sciences & Technology, June 2006, Boston, MA.
• "Restoration of white-light confocal microscope images", Louisiana Biomedical Research Network retreat, January 2005, Lafayette, LA.
• "Real-time tracking and volume rendering of white-light confocal microscope optical serial sections", Louisiana Biomedical Research Network graduate research seminar, July 2004, Baton Rouge, LA.
• "Optic nerve head change detection using proper orthogonal decomposition", Louisiana Biomedical Research Network retreat, January 2004, Many, LA.

• PATENTS:
• 1. Balasubramanian M, Reynaud J, Beuerman RW, Iyengar SS, Karki BB, "4-D Confocal System for Real-time Tracking and Visualization of Optical Serial Sections"; filed on March 12, 2007; serial no. 11/716,848.