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researcher

O. Ghattas

53 papers hereh-index 6212.6k citations247 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author10
  • last author43

Across the 53 of 53 papers where every author was matched, so the position is known.

fields
  • math.NA23
  • math.OC14
  • physics.comp-ph3
  • cs.DC2
  • cs.LG2
  • physics.geo-ph2
same name
  • O. Ghattas — 1 paper, h 3

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20132023
most citedScalable and efficient algorithms for the propagation of uncertainty from data through inference to prediction for large-scale problems, with application to flow of the Antarctic ice sheet

171 citations · 898 across the 46 of their papers we have counts for

collaborators
Showing 2016 · math.OCShow all

2 papers · 2 filters

math.OC2016★ 33 cited

A-optimal encoding weights for nonlinear inverse problems, with applications to the Helmholtz inverse problem

Benjamin Crestel, Alen Alexanderian, Georg Stadler +1

The computational cost of solving an inverse problem governed by PDEs, using multiple experiments, increases linearly with the number of experiments. A recently proposed method to…

math.OC2016

Mean-variance risk-averse optimal control of systems governed by PDEs with random parameter fields using quadratic approximations

Alen Alexanderian, Noemi Petra, Georg Stadler +1

We present a method for optimal control of systems governed by partial differential equations (PDEs) with uncertain parameter fields. We consider an objective function that involve…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.