The importance of being inconsistent

A Wasserman, J Nafziger, K Jiang… - Annual review of …, 2017 - annualreviews.org
We review the role of self-consistency in density functional theory (DFT). We apply a recent
analysis to both Kohn–Sham and orbital-free DFT, as well as to partition DFT, which …

Brain-predicted age difference score is related to specific cognitive functions: a multi-site replication analysis

R Boyle, L Jollans, LM Rueda-Delgado, R Rizzo… - Brain imaging and …, 2021 - Springer
Brain-predicted age difference scores are calculated by subtracting chronological age from
'brain'age, which is estimated using neuroimaging data. Positive scores reflect accelerated …

Orbital-free bond breaking via machine learning

JC Snyder, M Rupp, K Hansen, L Blooston… - The Journal of …, 2013 - pubs.aip.org
Using a one-dimensional model, we explore the ability of machine learning to approximate
the non-interacting kinetic energy density functional of diatomics. This nonlinear …

Understanding kernel ridge regression: Common behaviors from simple functions to density functionals

K Vu, JC Snyder, L Li, M Rupp, BF Chen… - … Journal of Quantum …, 2015 - Wiley Online Library
Accurate approximations to density functionals have recently been obtained via machine
learning (ML). By applying ML to a simple function of one variable without any random …

A kernel Principal Component Analysis (kPCA) digest with a new backward mapping (pre-image reconstruction) strategy

A García-González, A Huerta, S Zlotnik… - arXiv preprint arXiv …, 2020 - arxiv.org
Methodologies for multidimensionality reduction aim at discovering low-dimensional
manifolds where data ranges. Principal Component Analysis (PCA) is very effective if data …

Scaling up machine learning-based chemical plant simulation: A method for fine-tuning a model to induce stable fixed points

M Esders, GAF Ramirez, M Gastegger… - Computers & Chemical …, 2024 - Elsevier
Idealized first-principles models of chemical plants can be inaccurate. An alternative is to fit
a Machine Learning (ML) model directly to plant sensor data. We use a structured approach …

Efficient prediction of 3D electron densities using machine learning

M Bogojeski, F Brockherde, L Vogt-Maranto… - arXiv preprint arXiv …, 2018 - arxiv.org
The Kohn-Sham scheme of density functional theory is one of the most widely used methods
to solve electronic structure problems for a vast variety of atomistic systems across different …

Scaling machine learning-based chemical plant simulation: A method for fine-tuning a model to induce stable fixed points

M Esders, GAF Ramirez, M Gastegger… - arXiv preprint arXiv …, 2023 - arxiv.org
Idealized first-principles models of chemical plants can be inaccurate. An alternative is to fit
a Machine Learning (ML) model directly to plant sensor data. We use a structured approach …

Rapid speaker adaptation based on combination of KPCA and latent variable model

Z Ansari, F Almasganj, SJ Kabudian - Circuits, Systems, and Signal …, 2021 - Springer
Speaker adaptation is implemented in order to shift the speaker-independent model closer
to the new speaker speech characteristics to improve the speech recognition performance …

[图书][B] Modeling the Quantum Behavior of Hydrogen Using Density Functional Theory, Quantum Monte Carlo, and Machine Learning

J Attapattu - 2021 - search.proquest.com
Computation and simulation play a central role in physics. As applied to atoms, molecules,
and condensed-matter systems, this is based on quantum mechanics. Many calculations are …