Search Results for author: Aditi S. Krishnapriyan

Found 12 papers, 5 papers with code

Stability-Aware Training of Neural Network Interatomic Potentials with Differentiable Boltzmann Estimators

1 code implementation21 Feb 2024 Sanjeev Raja, Ishan Amin, Fabian Pedregosa, Aditi S. Krishnapriyan

As a general framework applicable across NNIP architectures and systems, StABlE Training is a powerful tool for training stable and accurate NNIPs, particularly in the absence of large reference datasets.

Enabling Efficient Equivariant Operations in the Fourier Basis via Gaunt Tensor Products

1 code implementation18 Jan 2024 Shengjie Luo, Tianlang Chen, Aditi S. Krishnapriyan

We mathematically connect the commonly used Clebsch-Gordan coefficients to the Gaunt coefficients, which are integrals of products of three spherical harmonics.

Investigating the Behavior of Diffusion Models for Accelerating Electronic Structure Calculations

no code implementations2 Nov 2023 Daniel Rothchild, Andrew S. Rosen, Eric Taw, Connie Robinson, Joseph E. Gonzalez, Aditi S. Krishnapriyan

We present an investigation into diffusion models for molecular generation, with the aim of better understanding how their predictions compare to the results of physics-based calculations.

Equation Discovery with Bayesian Spike-and-Slab Priors and Efficient Kernels

1 code implementation9 Oct 2023 Da Long, Wei W. Xing, Aditi S. Krishnapriyan, Robert M. Kirby, Shandian Zhe, Michael W. Mahoney

To overcome the computational challenge of kernel regression, we place the function values on a mesh and induce a Kronecker product construction, and we use tensor algebra to enable efficient computation and optimization.

regression Uncertainty Quantification

Learning differentiable solvers for systems with hard constraints

no code implementations18 Jul 2022 Geoffrey Négiar, Michael W. Mahoney, Aditi S. Krishnapriyan

Our method leverages differentiable optimization and the implicit function theorem to effectively enforce physical constraints.

Dictionary Learning

Learning continuous models for continuous physics

no code implementations17 Feb 2022 Aditi S. Krishnapriyan, Alejandro F. Queiruga, N. Benjamin Erichson, Michael W. Mahoney

Dynamical systems that evolve continuously over time are ubiquitous throughout science and engineering.

Characterizing possible failure modes in physics-informed neural networks

2 code implementations NeurIPS 2021 Aditi S. Krishnapriyan, Amir Gholami, Shandian Zhe, Robert M. Kirby, Michael W. Mahoney

We provide evidence that the soft regularization in PINNs, which involves PDE-based differential operators, can introduce a number of subtle problems, including making the problem more ill-conditioned.

Topological Regularization via Persistence-Sensitive Optimization

no code implementations10 Nov 2020 Arnur Nigmetov, Aditi S. Krishnapriyan, Nicole Sanderson, Dmitriy Morozov

Optimization, a key tool in machine learning and statistics, relies on regularization to reduce overfitting.

PersGNN: Applying Topological Data Analysis and Geometric Deep Learning to Structure-Based Protein Function Prediction

no code implementations30 Oct 2020 Nicolas Swenson, Aditi S. Krishnapriyan, Aydin Buluc, Dmitriy Morozov, Katherine Yelick

Understanding protein structure-function relationships is a key challenge in computational biology, with applications across the biotechnology and pharmaceutical industries.

Graph Representation Learning Protein Function Prediction +1

Topological Descriptors Help Predict Guest Adsorption in Nanoporous Materials

no code implementations16 Jan 2020 Aditi S. Krishnapriyan, Maciej Haranczyk, Dmitriy Morozov

Our results not only show a considerable improvement compared to the baseline, but they also highlight that topological features capture information complementary to the structural features: this is especially important for the adsorption at low pressure, a task particularly difficult for the traditional features.

Feature Importance Topological Data Analysis

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