Publications

2025

1. Fixed point geometry in chaotic neural networks

   Jakob Stubenrauch, Christian Keup, Anno C. Kurth, Moritz Helias, and Alexander van Meegen

   Physical Review Research, 2025

   DOI
2. Coding schemes in neural networks learning classification tasks

   Alexander van Meegen and Haim Sompolinsky

   Nature Communications, 2025

   DOI
3. Connectivity Structure and Dynamics of Nonlinear Recurrent Neural Networks

   David G. Clark, Owen Marschall, Alexander van Meegen, and Ashok Litwin-Kumar

   Physical Review X, 2025

   DOI
4. Flat Channels to Infinity in Neural Loss Landscapes

   Flavio Martinelli, Alexander van Meegen, Berfin Simsek, Wulfram Gerstner, and Johanni Brea

   In The Thirty-ninth Annual Conference on Neural Information Processing Systems, 2025

2024

1. Linking network- and neuron-level correlations by renormalized field theory

   Michael Dick, Alexander van Meegen, and Moritz Helias

   Physical Review Research, 2024

   DOI
2. Multi-scale spiking network model of human cerebral cortex

   Jari Pronold, Alexander van Meegen, Renan O Shimoura, Hannah Vollenbröker, Mario Senden, Claus C Hilgetag, Rembrandt Bakker, and Sacha J Albada

   Cerebral Cortex, 2024

   DOI

2023

1. Ubiquitous lognormal distribution of neuron densities in mammalian cerebral cortex

   Aitor Morales-Gregorio, Alexander van Meegen, and Sacha J Albada

   Cerebral Cortex, 2023

   DOI

2022

1. NNMT: Mean-Field Based Analysis Tools for Neuronal Network Models

   Moritz Layer, Johanna Senk, Simon Essink, Alexander van Meegen, Hannah Bos, and Moritz Helias

   Frontiers in Neuroinformatics, 2022

   DOI
2. Unified field theoretical approach to deep and recurrent neuronal networks

   Kai Segadlo, Bastian Epping, Alexander van Meegen, David Dahmen, Michael Krämer, and Moritz Helias

   Journal of Statistical Mechanics: Theory and Experiment, 2022

   DOI

2021

1. Large-Deviation Approach to Random Recurrent Neuronal Networks: Parameter Inference and Fluctuation-Induced Transitions

   Alexander van Meegen, Tobias Kühn, and Moritz Helias

   Physical Review Letters, 2021

   DOI
2. Microscopic theory of intrinsic timescales in spiking neural networks

   Alexander van Meegen and Sacha J. Albada

   Physical Review Research, 2021

   DOI

2018

1. Self-Consistent Correlations of Randomly Coupled Rotators in the Asynchronous State

   Alexander van Meegen and Benjamin Lindner

   Physical Review Letters, 2018

   DOI