Search Results for author: Rohit Tripathy

Found 4 papers, 3 papers with code

Towards trustworthy explanations with gradient-based attribution methods

no code implementations NeurIPS Workshop AI4Scien 2021 Ethan Louis Labelson, Rohit Tripathy, Peter K Koo

In practice, gradient-based attribution methods, such as saliency maps, can yield noisy importance scores depending on model architecture and training procedure.

Feature Importance Model Selection

Deep active subspaces - a scalable method for high-dimensional uncertainty propagation

1 code implementation27 Feb 2019 Rohit Tripathy, Ilias Bilionis

The difficulty of accurate surrogate modeling in such systems, is further compounded by data scarcity brought about by the large cost of forward model evaluations.

Dimensionality Reduction Uncertainty Quantification +1

Simulator-free Solution of High-Dimensional Stochastic Elliptic Partial Differential Equations using Deep Neural Networks

1 code implementation14 Feb 2019 Sharmila Karumuri, Rohit Tripathy, Ilias Bilionis, Jitesh Panchal

We propose a novel methodology for high-dimensional uncertainty propagation of elliptic SPDEs which lifts the requirement for a deterministic forward solver.

Data Analysis, Statistics and Probability Computational Physics

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