Search Results for author: Marcel Nonnenmacher

Found 6 papers, 5 papers with code

A solution for the mean parametrization of the von Mises-Fisher distribution

1 code implementation10 Apr 2024 Marcel Nonnenmacher, Maneesh Sahani

The von Mises-Fisher distribution as an exponential family can be expressed in terms of either its natural or its mean parameters.

Learning Implicit PDE Integration with Linear Implicit Layers

1 code implementation NeurIPS Workshop DLDE 2021 Marcel Nonnenmacher, David S. Greenberg

As a challenging test case, we train emulators on semi-implicit integration of 2D shallow-water equations with closed boundaries.

Extracting low-dimensional dynamics from multiple large-scale neural population recordings by learning to predict correlations

no code implementations NeurIPS 2017 Marcel Nonnenmacher, Srinivas C. Turaga, Jakob H. Macke

Current approaches for dimensionality reduction on neural data are limited to single population recordings, and can not identify dynamics embedded across multiple measurements.

Dimensionality Reduction

Flexible statistical inference for mechanistic models of neural dynamics

1 code implementation NeurIPS 2017 Jan-Matthis Lueckmann, Pedro J. Goncalves, Giacomo Bassetto, Kaan Öcal, Marcel Nonnenmacher, Jakob H. Macke

Our approach builds on recent advances in ABC by learning a neural network which maps features of the observed data to the posterior distribution over parameters.

Bayesian Inference

Signatures of criticality arise in simple neural population models with correlations

1 code implementation29 Feb 2016 Marcel Nonnenmacher, Christian Behrens, Philipp Berens, Matthias Bethge, Jakob H. Macke

Support for this notion has come from a series of studies which identified statistical signatures of criticality in the ensemble activity of retinal ganglion cells.

Neurons and Cognition

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