4 papers
Interpretable Role-Based Clustering in Multi-Layer Financial Networks
Christian Franssen, Thao Le, Iman van Lelyveld +1
Understanding the functional roles of financial institutions within interconnected markets is critical for effective supervision, systemic risk assessment, and resolution planning.…
A First-Order Gradient Approach for the Connectivity Optimization of Markov Chains
Christian P. C. Franssen, Alessandro Zocca, Bernd F. Heidergott
Graphs are commonly used to model various complex systems, including social networks, power grids, transportation networks, and biological systems. In many applications, the connec…
CoNNect: Connectivity-Based Regularization for Structural Pruning
Christian Franssen, Jinyang Jiang, Yijie Peng +1
Pruning encompasses a range of techniques aimed at increasing the sparsity of neural networks (NNs). These techniques can generally be framed as minimizing a loss function subject…
Feature-Based Network Construction: From Sampling to What-if Analysis
Christian Franssen, Joost Berkhout, Bernd Heidergott
Networks are characterized by structural features, such as degree distribution, triangular closures, and assortativity. This paper addresses the problem of reconstructing instances…