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Structured Regularization for Constrained Optimization on the SPD Manifold
Matrix-valued optimization tasks, including those involving symmetric positive definite (SPD) matrices, arise in a wide range of …
A. Cheng, M. Weber
Preprint Project
Disciplined Geodesically Convex Programming
Convex programming plays a fundamental role in machine learning, data science, and engineering. Disciplined Programming tests and …
A. Cheng, V. Dixit, M. Weber
Preprint Project
Augmentations of Forman's Ricci Curvature and their Applications in Community Detection
The notion of curvature on graphs has recently gained traction in the networks community, with the Ollivier-Ricci curvature (ORC) in …
L. Fesser, S. Serrano de Haro Iváñez, K. Devriendt, M. Weber, R. Lambiotte
PDF Project
Curvature-based Methods for Brain Network Analysis
The human brain forms functional networks on all spatial scales. Modern fMRI scanners allow for resolving functional brain data in high …
M. Weber, J. Stelzer, E. Saucan, A. Naitsat, G. Lohmann, J. Jost
Preprint Project