collaborators

8 papers

cond-mat.mtrl-sci2026

Ab initio parametrization of distributed polarizable force fields

Felix Post, Jean-Philip Filling, Toulik Maitra +3

Polarizable force fields offer superior transferability and accuracy compared to classical force fields, enabling access to electronic response properties such as refractive index…

cs.LG2026

Tensor Channel Equivariant Graph Neural Networks for Molecular Polarizability Prediction

Jean Philip Filling, Daniel Franzen, Michael Wand

We introduce a tensor-channel equivariant graph neural network for direct prediction of molecular polarizability tensors. Building on the efficient PaiNN architecture, we augment t…

cond-mat.stat-mech2026

Reconstruction of spin structures from topological charge distributions via generative neural network systems

Kyra H. M. Klos, Jan Disselhoff, Michael Wand +2

Localized topological defects inherently possess a multiscale character. While their microstructure configuration depends on the specific physical system, their topological feature…

cs.LG2025

Multiple Token Divergence: Measuring and Steering In-Context Computation Density

Vincent Herrmann, Eric Alcaide, Michael Wand +1

Measuring the in-context computational effort of language models is a key challenge, as metrics like next-token loss fail to capture reasoning complexity. Prior methods based on la…

cs.LG2025

Space Explanations of Neural Network Classification

Faezeh Labbaf, Tomáš Kolárik, Martin Blicha +3

We present a novel logic-based concept called Space Explanations for classifying neural networks that gives provable guarantees of the behavior of the network in continuous areas o…

cs.LG2025

Direct Molecular Polarizability Prediction with SO(3) Equivariant Local Frame GNNs

Jean Philip Filling, Felix Post, Michael Wand +1

We introduce a novel equivariant graph neural network (GNN) architecture designed to predict the tensorial response properties of molecules. Unlike traditional frameworks that focu…