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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 physics.geo-phShow all

2 papers · 1 filter

physics.geo-ph2021★ 21 cited

Bayesian Poroelastic Aquifer Characterization from InSAR Surface Deformation Data Part II: Quantifying the Uncertainty

Amal Alghamdi, Marc Hesse, Jingyi Chen +2

Uncertainty quantification of groundwater (GW) aquifer parameters is critical for efficient management and sustainable extraction of GW resources. These uncertainties are introduce…

physics.geo-ph2020★ 37 cited

Bayesian Poroelastic Aquifer Characterization from InSAR Surface Deformation Data. Part I: Maximum A Posteriori Estimate

Amal Alghamdi, Marc A. Hesse, Jingyi Chen +1

Characterizing the properties of groundwater aquifers is essential for predicting aquifer response and managing groundwater resources. In this work, we develop a high-dimensional s…

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