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The atom-bond connectivity (ABC) index is a well-known degree-based molecular structure descriptor with a variety of chemical applications. In 2010 Graovac and Ghorbani introduced a distance-based analog of this index, the Graovac-Ghorbani…

Combinatorics · Mathematics 2016-09-07 Darko Dimitrov , Barbara Ikica , Riste Škrekovski

Graph neural networks (GNNs) have emerged as powerful tools to accurately predict materials and molecular properties in computational discovery pipelines. In this article, we exploit the invertible nature of these neural networks to…

Machine Learning · Computer Science 2024-06-06 Félix Therrien , Edward H. Sargent , Oleksandr Voznyy

Higher-rank Minkowski valuations are efficient means for describing the geometry and connectivity of spatial patterns. We show how to extend the framework of the scalar Minkowski valuations to vector- and tensor-valued measures. The…

Data Analysis, Statistics and Probability · Physics 2007-05-23 Claus Beisbart , Robert Dahlke , Klaus Mecke , Herbert Wagner

Minkowski tensors, also known as tensor valuations, provide robust $n$-point information for a wide range of random spatial structures. Local estimators for point clouds, e.g., representing voxelized data, however, are unavoidably biased…

Statistics Theory · Mathematics 2026-04-06 Daniel Hug , Michael A. Klatt , Dominik Pabst

Gaussian process regression (GPR) is a useful technique to predict composition--property relationships in glasses as the method inherently provides the standard deviation of the predictions. However, the technique remains restricted to…

Computational Physics · Physics 2020-07-07 Suresh Bishnoi , R. Ravinder , Hargun Singh , Hariprasad Kodamana , N. M. Anoop Krishnan

In this paper, we propose a novel graph kernel, namely the Quantum-based Entropic Subtree Kernel (QESK), for Graph Classification. To this end, we commence by computing the Average Mixing Matrix (AMM) of the Continuous-time Quantum Walk…

Machine Learning · Computer Science 2022-12-13 Lu Bai , Lixin Cui , Edwin R. Hancock

We demonstrate accurate data-starved models of molecular properties for interpolation in chemical compound spaces with low-dimensional descriptors. Our starting point is based on three-dimensional, universal, physical descriptors derived…

Chemical Physics · Physics 2025-10-10 Yun-Wen Mao , Roman V. Krems

Quantum interference (QI) effects in molecular systems are a topic of emerging interest in electron transport studies of single molecule junctions. In a recent Letter, Xia et al. employed a graphical scheme introduced by my colleagues and…

Mesoscale and Nanoscale Physics · Physics 2016-11-08 Robert Stadler

Protein surface fingerprint encodes chemical and geometric features that govern protein-protein interactions and can be used to predict changes in binding affinity between two protein complexes. Current state-of-the-art models for…

Biomolecules · Quantitative Biology 2025-08-05 Sharmi Banerjee , Mostafa Karimi , Melih Yilmaz , Tommi Jaakkola , Bella Dubrov , Shang Shang , Ron Benson

Thorne-$\.Z$ytkow objects (T$\.Z$O) are potential end products of the merger of a neutron star with a non-degenerate star. In this work, we have computed the first grid of evolutionary models of T$\.Z$Os with the MESA stellar evolution…

Solar and Stellar Astrophysics · Physics 2023-07-20 R. Farmer , M. Renzo , Y. Götberg , E. Bellinger , S. Justham , S. E de Mink

Accurate prediction of physical properties is critical for discovering and designing novel materials. Machine learning technologies have attracted significant attention in the materials science community for their potential for large-scale…

Materials Science · Physics 2021-11-24 Boyu Zhang , Mushen Zhou , Jianzhong Wu , Fuchang Gao

We introduce the Hierarchically Interacting Particle Neural Network (HIP-NN) to model molecular properties from datasets of quantum calculations. Inspired by a many-body expansion, HIP-NN decomposes properties, such as energy, as a sum over…

Machine Learning · Statistics 2018-04-04 Nicholas Lubbers , Justin S. Smith , Kipton Barros

Gaussian process (GP) is a Bayesian model which provides several advantages for regression tasks in machine learning such as reliable quantitation of uncertainty and improved interpretability. Their adoption has been precluded by their…

Machine Learning · Computer Science 2023-06-26 Jonathan Parkinson , Wei Wang

Allosteric regulation at distant sites is central to many cellular processes. In particular, allosteric sites in proteins are a major target to increase the range and selectivity of new drugs, and there is a need for methods capable of…

Biomolecules · Quantitative Biology 2014-11-12 B. Amor , S. N. Yaliraki , R. Woscholski , M. Barahona

Graph neural networks (GNNs) are emerging in chemical engineering for the end-to-end learning of physicochemical properties based on molecular graphs. A key element of GNNs is the pooling function which combines atom feature vectors into…

Machine Learning · Computer Science 2024-01-17 Artur M. Schweidtmann , Jan G. Rittig , Jana M. Weber , Martin Grohe , Manuel Dahmen , Kai Leonhard , Alexander Mitsos

Graph neural networks (GNNs) demonstrate great performance in compound property and activity prediction due to their capability to efficiently learn complex molecular graph structures. However, two main limitations persist including…

Biomolecules · Quantitative Biology 2023-10-10 Apakorn Kengkanna , Masahito Ohue

Utilizing the Maldacena formalism and extending the earlier efforts to compute the scalar bi-spectrum, we construct a numerical procedure to evaluate the three-point scalar-tensor cross-correlations as well as the tensor bi-spectrum in…

Cosmology and Nongalactic Astrophysics · Physics 2013-12-17 V. Sreenath , Rakesh Tibrewala , L. Sriramkumar

We discuss a symmetry-adapted algebraic (or vibron) model for molecular spectroscopy. The model is formulated in terms of tensor operators under the molecular point group. In this way, we have identified interactions that are absent in…

Chemical Physics · Physics 2017-11-02 R. Bijker , A. Frank , R. Lemus , J. M. Arias , F. Perez-Bernal

Minkowski tensors are comprehensive shape descriptors that robustly capture n-point information in complex random geometries and that have already been extensively applied in the Euclidean plane. Here, we devise a novel framework for…

Instrumentation and Methods for Astrophysics · Physics 2024-07-30 Caroline Collischon , Michael Klatt , Anthony Banday , Manami Sasaki , Christoph Räth

The advancement of science as outlined by Popper and Kuhn is largely qualitative, but with bibliometric data it is possible and desirable to develop a quantitative picture of scientific progress. Furthermore it is also important to allocate…

Physics and Society · Physics 2019-12-06 Wenyuan Liu , Stanisław Saganowski , Przemysław Kazienko , Siew Ann Cheong
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