Fessler research group members as of 2019-06-19



Chaired doctoral research


Co-chaired doctoral research


Visiting doctoral students


Current postdoctoral fellows


Past postdoctoral fellows


PhD students who dissertation research I chaired.

  1. Le, Mai
    Thesis (2017, EECS): Reconstruction methods for free-breathing dynamic contrast-enhanced MRI
    2014 CoE Distinguished Leadership Award
    2015 CoE Towner Prize
    Now a Next-Generation Health Sensor Algorithm Engineer at Apple.

  2. McGaffin, Madison
    Thesis (2015, EECS): X-ray CT image reconstruction on highly-parallel architectures
    GAANN Fellow, 2010
    Now a Computational Photography and Computer Vision Software Engineer at Apple.

  3. Schmitt, Stephen
    Thesis (2015, EECS): Fast variance prediction for iteratively reconstructed CT with applications to tube current modulation
    Now a Quantitative Research Associate at Susquehanna International Group.

  4. Cho, Jang Hwan
    Thesis (2014, EECS): Improving statistical image reconstruction for cardiac X-ray computed tomography
    Kwanjeong Scholarship, 2010-2014
    Now an Image Reconstruction Engineer at Endra.

  5. Kim, Donghwan
    Thesis (2014, EECS): Accelerated optimization algorithms for statistical 3D X-Ray computed tomography image reconstruction
    KLA-Tencor Fellowship, 2010
    Now an Assistant Professor of Mathematics at KAIST University

  6. Nien, Hung
    Thesis (2014, EECS): Model-based X-ray CT image and light field reconstruction using variable splitting methods
    KLA-Tencor Fellow, 2012
    Was a post-doctoral fellow at UM through Dec. 2015. Now an Imaging Scientist at Apple.

  7. Allison, Michael
    Thesis (2014, EECS): Accelerated computation of regularized estimates in magnetic resonance imaging
    Canadian NSERC Doctoral scholarship
    Now an Associate at McKinsey & Co., Toronto

  8. Matakos, Antonis
    Thesis (2013, EECS): Dynamic image and fieldmap joint estimation methods for MRI using single-shot trajectories
    Reithmiller Fellow, 2010. Now a senior software engineer at Canon Medical Research.

  9. Lingenfelter, Dan Innovative Signal Analysis (ISA) Fellowship 2008, 2009
    Thesis (2011, EECS): Source detection and image reconstruction with position-sensitive gamma-ray detectors
    Now a Software Engineer at Google in Boulder, CO.

  10. Huh, Wonseok
    Thesis (2011, EECS): Regularized statistical material decomposition in medical imaging
    Region manager, Garena, in Seoul.

  11. Funai, Amanda (NSF Graduate Fellowship)
    Thesis (2011, EECS): Regularized estimation of main and RF field inhomogeneity and longitudinal relaxation rate in magnetic resonance imaging
    Now a teaching instructor at East Carolina University.

  12. Khalsa, Kim (NSF Graduate Fellowship)
    Thesis (2011, BME): Temporal regularization use in dynamic contrast-enhanced MRI
    Now a Lecturer at UM.

  13. Valenzuela, John (General Dynamics Graduate Fellowship)
    Thesis (2010, Applied Physics): Polarimetric image reconstruction algorithms
    Now a Principal Scientist at Integrity Applications Incorporated.

  14. Chun, Se Young
    Thesis (2009, EECS): Motion aspects in joint image reconstruction and nonrigid motion estimation
    Was a postdoctoral fellow at MGH/Harvard. Was a postdoctoral fellow in my group working on SPECT-CT image reconstruction. Now an Assistant Professor in ECE at Ulsan National Institute of Science and Technology
    2015 Bruce Hasegawa Young Investigator Medical Imaging Science Award from the IEEE Nuclear and Plasma Sciences Society

  15. Shi, Hugo R.
    Thesis (2008, EECS): Fast regularization design for tomographic image reconstruction for uniform and isotropic spatial resolution
    Software Developer at Continuum Analytics.

  16. Ruan, Dan (2005 Rackham International Student Fellowship, 2007 Rackham Barbour Scholarship)
    Thesis (2008, EECS): Image guided respiratory motion analysis: time series and image registration
    Assistant Professor in Radiation Oncology at UCLA. Was a researcher in Radiation Oncology at Stanford University.

  17. Srivastava, Somesh
    Thesis (2008, EECS): Accelerated statistical image reconstruction algorithms and simplified cost functions for X-ray computed tomography
    Now an Advanced Algorithm Scientist at GE Healthcare.

  18. Zeng, Rongping
    Thesis (2007, EECS): Estimating respiratory motion from CT images via deformable models and priors
    Now a Research Scientist at FDA/CDRH/OSEL in Rockville, MD.

  19. Zhang-O'Connor, Yingying
    Thesis (2007, EECS): Noise properties of regularized image reconstruction in X-ray computed tomography
    Now a Data Scientist at Apple in Austin, TX.

  20. Jacobson, Matthew
    Thesis (2006, EECS): Approaches to motion-corrected PET image reconstruction from respiratory gated projection data
    Now Instructor Faculty at Dana-Farber Cancer Institute and Harvard Medical School.

  21. Yendiki, Anastasia
    Thesis (2005, EECS): Analysis of signal detectability in statistically reconstructed tomographic images
    Now an Asst. Physicist faculty member at MGH/Harvard in Cambridge, MA working on fMRI.

  22. Ahn, Sangtae
    Thesis (2004, EECS): Convergent algorithms for statistical image reconstruction in emission tomography
    Now a Lead Engineer in the Functional Imaging Group at GE Global Research. Previously a post-doctoral fellow in Richard Leahy's group at USC .

  23. Kim, Jeongtae
    Thesis (2004, EECS): Intensity based image registration using robust similarity measure and constrained optimization: applications for radiation therapy
    Now an Associate Professor in the Information electronics engineering department of Ewha Womans University, Korea.

  24. Elbakri, Idris
    Thesis (2003, EECS): Statistical reconstruction algorithms for polyenergetic X-ray computed tomography
    Previously at Fischer Imaging in Colorado on digital X-ray imaging.
    Now an Imaging Physicist in the Division of Medical Physics, CancerCare in Manitoba, Canada, and an Adjunct Professor at the University of Manitoba.

  25. Sotthivirat [now Thongvigitmanee], Saowapak (Nan)
    Thesis (2003, EECS): Statistical image recovery techniques for optical imaging systems
    Now a Researcher at the National Science and Technology Development Agency in Thailand.

  26. Stayman, Web
    Thesis (2002, EECS): Spatial resolution in penalized-likelihood image reconstruction
    Now an Assoc. Professor in Biomedical Engineering at Johns Hopkins University.


  27. Yu, Feng (Dan)
    Thesis (2000, EECS): Statistical methods for transmission image reconstruction with nonlocal edge-preserving regularization
    Completed a PhD in mathematics in 2005 at Univ. of British Columbia, Vancouver.
    Now a Senior Lecturer in Statistics at the University of Bristol .

  28. Yavuz, Mehmet
    Thesis (2000, EECS): Statistical tomographic image reconstruction methods for randoms-precorrected PET measurements
    Previously: GE Corporate Research and Development (developing cone-beam X-ray CT systems and reconstruction methods), then at Nortel Networks.
    Now a VP of Engineering at Qualcomm (San Diego, CA) working on wireless communications systems.

  29. Erdogan, Hakan
    Thesis (1999, EECS): Statistical image reconstruction algorithms using paraboloidal surrogates for PET transmission scans
    After graduation, Hakan first went to IBM T.J. Watson Research Labs, where he researched speech recognition methods, a statistical signal processing problem that builds on some of the same algorithms (like the EM algorithm) used in image reconstruction.
    Then he was a Faculty of Engineering and Natural Sciences at Sabanci University in Istanbul, Turkey.
    Now he is a Researcher at Microsoft Research.


PhD students whose dissertation research I co-chaired.

  1. Hong, David
    (co-chaired with Laura Balazano, EECS)
    Thesis (2019, ECE): Learning low-dimensional models for heterogeneous data
    NSF Graduate Fellow, 2013-2017
    Richard and Eleanor Towner prize, 2017 EGS
    EECS GSI Award, 2018
    Soon to be a postdoctoral fellow at the University of Pennsylvania

  2. Williams, Sydney
    (co-chaired with Doug Noll, BME)
    Thesis (2018, BME): Constrained and spectral-spatial RF pulse design for magnetic resonance imaging
    2014 NSF Graduate Fellowship Honorable Mention
    GAANN Fellow 2014-16
    Now a postdoctoral fellow at the University of Glasgow

  3. Nataraj, Gopal
    (co-chaired with Jon-F. Nielsen, fMRI center)
    Thesis (2018, EECS): Advances in quantitative MRI: acquisition, estimation, and application
    Best student paper, ISBI 2017
    Rackham Predoctoral Fellow, S17-W18
    Towner Prize for Distinguished Academic Achievement, 2017
    Innovative Signal Analysis (ISA) Fellowship, 2014
    Now at MSK CC in NYC.

  4. Liu, Lianli
    (co-chaired with James Balter, Radiation Oncology)
    Thesis (2018, EECS): Optimizing magnetic resonance imaging for image-guided radiotherapy
    2017 Rackham Barbour Scholarship
    Now in Medical Physics residency at UM

  5. Zheng, Jiabei
    (co-chaired with Heang-Ping Chan, Radiology)
    Thesis (2017, EECS): Improving image reconstruction for digital breast tomosynthesis
    Now a Research Scientist at Intel.

  6. Muckley, Matthew
    (co-chaired with Doug Noll, BME)
    Thesis (2016, BME): Acceleration methods for MRI
    GAANN Fellow, 2012; Rackham Predoctoral Fellow, F15-W16
    Now a Research Scientist at NYU Medical Center

  7. Kim, Jung Kuk
    (co-chaired with Zhengya Zhang, EECS)
    Thesis (2015, EECS): Architectures for X-ray CT image reconstruction
    Reithmiller Fellow, 2012
    Korea Foundation for Advanced Studies (KFAS) Scholarship, 2008-
    Now a Pixel IP Design Engineer at Apple.

  8. Sun, Hao
    (co-chaired with Jon-F. Nielsen, fMRI center)
    Thesis (2015, EECS): Topics in steady-state MRI sequences and RF pulse optimization
    Now a Senior Software Engineer at Apple.

  9. Bao, Yingze
    (co-chaired with Silvio Savarese, EECS, as a formality)
    Thesis (2014, EECS): Geometric and semantic scene understanding
    Now a Lead Engineer at Magic Leap.

  10. Zhao, Feng
    (co-chaired with Doug Noll, BME)
    Thesis (2013, BME): Methods for MRI RF pulse design and image reconstruction
    Now a Software Engineer at KLA-Tencor.

  11. Yoon, Daehyun
    (co-chaired with Doug Noll, BME)
    Thesis (2012, EECS): Fast joint design of RF and gradient waveforms for MRI parallel excitation
    Now a postdoctoral fellow at Stanford University.

  12. Long, Yong
    (co-chaired with James Balter, Radiation Oncology)
    Thesis (2011, EECS): Statistical image reconstruction and motion estimation for image-guided radiotherapy
    Was a postdoc in my group, working on CT reconstruction, then a CT Algorithm Scientist at GE Global Research in NY. Now an Assistant Professor at SJTU-UM Joint Institute.

  13. Kublik, Catherine (Dupuis) (co-chaired with Selim Esedoglu, Math)
    Thesis (2010, Applied Math, awarded Ralph B. Baldwin thesis prize): Topics in PDE-based image processing
    Now an Asst. Prof. at Univ. of Dayton

  14. Maleh, Ray (co-chaired with Anna Gilbert, Math)
    Thesis (2009, Applied Math): Efficient sparse approximation methods for medical imaging
    Now with L3 Communications in Greenville, TX.

  15. Olafsson, Valur (co-chaired with Doug Noll, BME)
    Thesis (2009, EECS): Fast and motion robust dynamic R2* reconstruction for functional MRI
    Technical Director, MRI Center, Northeastern University

  16. Bashan, Eran (co-chaired with Al Hero, EECS)
    Thesis (2008, EECS): Efficient resource allocation schemes for search
    Currently pursuing entrepreneurial activities: HygieiaMedical.com.

  17. Bhagalia, Roshni (co-chaired with Boklye Kim, Radiology)
    Thesis (2008, EECS): Analysis and strategies to enhance intensity-based image registration
    Currently a Computer Vision Scientist with GE Global Research.

  18. Joshi, Aniket (co-chaired with Robert Koeppe, Radiology)
    Thesis (2008, BME): Improved quantitative methods for multiple neuropharmacological non-invasive brain PET studies
    Now Director of Clinical Imaging, Vertex Pharmaceuticals

  19. Way, Ted (co-chaired with H. P. Chan, Radiology)
    Thesis (2008, BME): Computer-aided diagnosis of pulmonary nodules in thoracic computed tomography
    Currently a Program Manager for Microsoft Azure Machine Learning Team

  20. Yeo, Teck Beng Desmond (co-chaired with Boklye Kim, Radiology)
    Thesis (2008, EECS): Advances in concurrent motion and field-inhomogeneity correction in functional MRI
    Currently Manager, MRI Laboratory, GE Global Research.

  21. Noh, Joonki (co-chaired with Victor Solo, EECS)
    Thesis (2007, EECS): True spatio-temporal detection and estimation for functional magnetic resonance imaging
    Initially worked as a post-doc at UM on low-dose dual-energy CT for PET attenuation correction. Then worked at Galt Research LLC, Ann Arbor, MI, developing statistical image/signal processing algorithms for long-range Compton scattering imaging. Earned a 2nd PhD in Finance, and is now an Asst. Prof. of Banking and Finance at the Weatherhead School of Management in Case Western Reserve University.

  22. Narayanan, Ramkrishnan (co-chaired with Charles Meyer, Radiology)
    Thesis (2007, BME): Diffeomorphic transformations for automatic multi-modality image registration
    Now at Spry Health.

  23. Yip, Chunyu (co-chaired with Doug Noll, BME)
    Thesis (2007, EECS): RF pulse designs for signal recovery in T2*-weighted functional magnetic resonance imaging
    Was a post-doctoral fellow at MGH/Harvard in Cambridge, MA working on fMRI. Now at Queen's College, Hong Kong.

  24. Lee, Sangwoo (co-chaired with Doug Noll, BME)
    Thesis (2006, EECS): Iterative reconstruction methods for rosette trajectories in functional MRI
    Now a Principal Engineer and Head of Clinical Research Group at Samsung.

  25. Krishnan, Sumati (co-chaired with Tom Chenevert, Radiology)
    Thesis (2004, BME): K-space acquisition method for dynamic contrast-enhanced MRI: Application to breast tumors
    Now a post-doctoral fellow in Pediatrics at Emory Univ.

  26. Sutton, Brad (Whitaker Fellow) (co-chaired with Doug Noll, BME)
    Thesis (2003, BME): Physics-based reconstruction of magnetic resonance images
    Full Professor, Department of Bioengineering, University of Illinois at Urbana-Champaign.
    See his famous fast MRI video of singing here

  27. Sukovic, Predrag (co-chaired with Neal Clinthorne, Nuclear Medicine)
    Thesis (2003, BME): Design of a dual modality PET/cone beam CT scanner - A feasibility study
    Now CEO of Xoran Technologies of Ann Arbor, MI.

  28. Park, Hyunjin (co-chaired with Charles Meyer, Radiology)
    Thesis (2003, BME): Adaptive registration and atlas based segmentation
    Now an Assoc. Professor, School of Electronic and Electrical Engineering, Sungkyunkwan University, Suwon, Korea.

  29. Ghanei, Amir (co-chaired with H. Soltanian-Zadeh, Henry Ford Hospital)
    Thesis (1999, EECS): A knowledge-based deformable surface model for analysis of medical images.
    Now with Medtronic.

  30. Titus, Stephen (co-chaired with Al Hero, EECS)
    Thesis (1996, EECS): Improved penalized likelihood reconstruction of anatomically correlated emission data.
    Now CTO at BIS Global.


Doctoral students with whom I worked closely.
Graduate students that performed directed study research with me.

Undergraduate researchers (partial list)

  1. Heinonen, Helena
    2019: Image reconstruction in Julia

  2. Fu, Qichen
    2018-19: CNN methods for image reconstruction

  3. Many others not pictured here. See my cv.

Dissertation titles of students for whom I have served as a committee member.
Photographs from group parties.
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