Computational Chemistry
Comparison chart showing k-NN significantly outperforming logistic regression for molecular classification across different alkane sizes

Can You Hear the Shape of a Molecule? (Part Three)

Supervised learning reveals hidden eigenvalue patterns that clustering missed, testing k-NN and logistic regression on …

Computational Chemistry
Charts showing Dunn Index, distance metrics, and computation time analysis revealing clustering performance degradation with molecular size

Can You Hear the Shape of a Molecule? (Part Two)

Clustering analysis reveals why Coulomb matrix eigenvalues struggle with larger alkanes, using Dunn Index and silhouette …

Computational Chemistry
3D ball-and-stick model of butane molecule showing linear carbon chain structure

Can You Hear the Shape of a Molecule?

Explore molecular shape recognition using Coulomb matrix eigenvalues. Analysis of alkane isomers from data generation to …

Computational Chemistry
Coulomb matrix heatmap visualization showing molecular structure encoding on logarithmic scale

Understanding Coulomb Matrices for Molecular Machine Learning

Learn how Coulomb matrices encode 3D molecular structure for machine learning—from basic theory to Python implementation …