Search Results for author: Michel Besserve

Found 28 papers, 7 papers with code

Independent Mechanism Analysis and the Manifold Hypothesis

no code implementations20 Dec 2023 Shubhangi Ghosh, Luigi Gresele, Julius von Kügelgen, Michel Besserve, Bernhard Schölkopf

As typical in ICA, previous work focused on the case with an equal number of latent components and observed mixtures.

Representation Learning

Causal Component Analysis

1 code implementation NeurIPS 2023 Liang Wendong, Armin Kekić, Julius von Kügelgen, Simon Buchholz, Michel Besserve, Luigi Gresele, Bernhard Schölkopf

As a corollary, this interventional perspective also leads to new identifiability results for nonlinear ICA -- a special case of CauCA with an empty graph -- requiring strictly fewer datasets than previous results.

Representation Learning

Information Theoretic Measures of Causal Influences during Transient Neural Events

no code implementations15 Sep 2022 Kaidi Shao, Nikos K. Logothetis, Michel Besserve

Transient phenomena play a key role in coordinating brain activity at multiple scales, however, their underlying mechanisms remain largely unknown.

Time Series Time Series Analysis

Function Classes for Identifiable Nonlinear Independent Component Analysis

no code implementations12 Aug 2022 Simon Buchholz, Michel Besserve, Bernhard Schölkopf

Several families of spurious solutions fitting perfectly the data, but that do not correspond to the ground truth factors can be constructed in generic settings.

Bayesian Information Criterion for Event-based Multi-trial Ensemble data

no code implementations29 Apr 2022 Kaidi Shao, Nikos K. Logothetis, Michel Besserve

Transient recurring phenomena are ubiquitous in many scientific fields like neuroscience and meteorology.

Learning soft interventions in complex equilibrium systems

1 code implementation10 Dec 2021 Michel Besserve, Bernhard Schölkopf

Complex systems often contain feedback loops that can be described as cyclic causal models.

Cause-effect inference through spectral independence in linear dynamical systems: theoretical foundations

no code implementations29 Oct 2021 Michel Besserve, Naji Shajarisales, Dominik Janzing, Bernhard Schölkopf

A new perspective has been provided based on the principle of Independence of Causal Mechanisms (ICM), leading to the Spectral Independence Criterion (SIC), postulating that the power spectral density (PSD) of the cause time series is uncorrelated with the squared modulus of the frequency response of the filter generating the effect.

Causal Discovery Causal Inference +2

Exploring the Latent Space of Autoencoders with Interventional Assays

1 code implementation30 Jun 2021 Felix Leeb, Stefan Bauer, Michel Besserve, Bernhard Schölkopf

Autoencoders exhibit impressive abilities to embed the data manifold into a low-dimensional latent space, making them a staple of representation learning methods.

Disentanglement

Assaying Large-scale Testing Models to Interpret COVID-19 Case Numbers

no code implementations3 Dec 2020 Michel Besserve, Simon Buchholz, Bernhard Schölkopf

Large-scale testing is considered key to assess the state of the current COVID-19 pandemic.

Applications Populations and Evolution

Causal learning with sufficient statistics: an information bottleneck approach

no code implementations12 Oct 2020 Daniel Chicharro, Michel Besserve, Stefano Panzeri

Using these statistics we formulate new additional rules of causal orientation that provide causal information not obtainable from standard structure learning algorithms, which exploit only conditional independencies between observable variables.

Dimensionality Reduction

Causal Feature Selection via Orthogonal Search

no code implementations6 Jul 2020 Ashkan Soleymani, Anant Raj, Stefan Bauer, Bernhard Schölkopf, Michel Besserve

The problem of inferring the direct causal parents of a response variable among a large set of explanatory variables is of high practical importance in many disciplines.

Causal Discovery feature selection

Structure by Architecture: Structured Representations without Regularization

no code implementations14 Jun 2020 Felix Leeb, Guilia Lanzillotta, Yashas Annadani, Michel Besserve, Stefan Bauer, Bernhard Schölkopf

We study the problem of self-supervised structured representation learning using autoencoders for downstream tasks such as generative modeling.

Disentanglement

A theory of independent mechanisms for extrapolation in generative models

no code implementations1 Apr 2020 Michel Besserve, Rémy Sun, Dominik Janzing, Bernhard Schölkopf

Generative models can be trained to emulate complex empirical data, but are they useful to make predictions in the context of previously unobserved environments?

Tinkering with black boxes: counterfactuals uncover modularity in generative models

no code implementations ICLR 2019 Michel Besserve, Remy Sun, Bernhard Schoelkopf

Deep generative models such as Generative Adversarial Networks (GANs) and Variational Auto-Encoders (VAEs) are important tools to capture and investigate the properties of complex empirical data.

counterfactual

Orthogonal Structure Search for Efficient Causal Discovery from Observational Data

no code implementations6 Mar 2019 Anant Raj, Luigi Gresele, Michel Besserve, Bernhard Schölkopf, Stefan Bauer

The problem of inferring the direct causal parents of a response variable among a large set of explanatory variables is of high practical importance in many disciplines.

Causal Discovery regression

Counterfactuals uncover the modular structure of deep generative models

no code implementations ICLR 2020 Michel Besserve, Arash Mehrjou, Rémy Sun, Bernhard Schölkopf

Deep generative models can emulate the perceptual properties of complex image datasets, providing a latent representation of the data.

counterfactual Style Transfer

Group invariance principles for causal generative models

no code implementations5 May 2017 Michel Besserve, Naji Shajarisales, Bernhard Schölkopf, Dominik Janzing

The postulate of independence of cause and mechanism (ICM) has recently led to several new causal discovery algorithms.

BIG-bench Machine Learning Causal Discovery

Telling cause from effect in deterministic linear dynamical systems

no code implementations4 Mar 2015 Naji Shajarisales, Dominik Janzing, Bernhard Shoelkopf, Michel Besserve

Assuming the effect is generated by the cause trough a linear system, we propose a new approach based on the hypothesis that nature chooses the "cause" and the "mechanism that generates the effect from the cause" independent of each other.

Causal Discovery Causal Inference +2

Statistical analysis of coupled time series with Kernel Cross-Spectral Density operators.

no code implementations NeurIPS 2013 Michel Besserve, Nikos K. Logothetis, Bernhard Schölkopf

This framework enables us to develop an independence test between time series as well as a similarity measure to compare different types of coupling.

Time Series Time Series Analysis

Towards a learning-theoretic analysis of spike-timing dependent plasticity

no code implementations NeurIPS 2012 David Balduzzi, Michel Besserve

This paper suggests a learning-theoretic perspective on how synaptic plasticity benefits global brain functioning.

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