I am an Associate Professor in the Department of Mathematics at North Carolina State University. I work on

  • Numerical Linear Algebra
  • Inverse Problems and Imaging
  • Uncertainty Quantification

with applications to medical imaging, environmental science, and other areas of scientific computing and data science.

My work is highly interdisciplinary; I am always looking to collaborate with researchers from mathematics, computer science, engineering, and medicine.


Email: email
Office: 3118 SAS HAll
Phone number: (919)-513-2299

Awards and Honors

  • DOE ASCR Award. Subcontract to NC State, amount: $510,000.
  • NSF Award DMS-2026830. Role: PI. Amount to NC State: $161,944.
  • NSF CAREER Award. Role: PI. Amount to NC State: $400,000.
  • NSF Award DMS-1745654. Role: Senior Personnel. Amount to NC State: $2.1 Million.
  • NSF Award DMS-1821149. Role: PI. Amount to NC State: $140, 000.
  • Travel award to attend Householder XX symposium, 2017.
  • NSF Award DMS-1720398. Role: PI. Amount to NC State: $104, 942.
  • Featured article on Inverse Problems website and Highlights of 2015.
  • SIAM Early career travel award to attend SIAM Geosciences (2015).
  • Water Resources Research /Editor's Choice Award (awarded to 1% of all papers published in Water Resources Research, 2012).
  • Second Place Poster Presentation award, SIAM CSE '13, (2013).
  • JNCASR Summer undergraduate research fellowship (2006).

Students and Postdocs

  • Dr. Hugo Diaz (2023-Present)
  • Jessie Chen (PhD, 2023-Present), joint with Hangjie Ji
  • Abraham Khan (PhD, 2022-Present)
  • Madhusudan Madhavan (PhD, 2022-Present), joint with Alen Alexanderian
  • Khalil Hall-Hooper (PhD, 2021-Present)
  • Megan Pryor, joint with Eric Hallman (Undergraduate, 2020-2021)
  • William Reese (PhD, 2023). First Job: SRI.
  • Ethan Dudley, joint with Alen Alexanderian (Masters, 2018-2020)
  • Rachel Minster (PhD, 2021). First Job: Postdoc at Wake Forest University.
  • Elizabeth Hermann, joint with Alen Alexanderian (PhD, 2020). First job: JHAPL
  • Katrina Petroske (PhD, 2020). First job: JHAPL
  • Valerie Taylor (Masters, 2017-2018)
  • Dr. Sarah Vallelian website (2015-2017). First Job: Amoebee


  • PhD, Stanford University, 2013. Advisor: Prof. Peter Kitanidis.
  • MS, Stanford University, 2010.
  • B. Tech, National Institute of Technology Karnataka, India, 2007.