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Julien Boussard

7 accepted papers

2025

Causal Climate Emulation with Bayesian Filtering

NeurIPS 2025poster

Traditional models of climate change use complex systems of coupled equations to simulate physical processes across the Earth system. These simulations are highly computationally expensive, limiting our predictions of climate change and analyses of its causes and effects. Machine learning has the po…

Cited by 0SourceScholar
2023

Bypassing spike sorting: Density-based decoding using spike localization from dense multielectrode probes

NeurIPS 2023spotlight

Neural decoding and its applications to brain computer interfaces (BCI) are essential for understanding the association between neural activity and behavior. A prerequisite for many decoding approaches is spike sorting, the assignment of action potentials (spikes) to individual neurons. Current spik…

2023

Robust Online Multiband Drift Estimation in Electrophysiology Data

ICASSP 2023accepted

High-density electrophysiology probes have opened new possibilities for systems neuroscience in human and non-human animals, but probe motion poses a challenge for downstream analyses, particularly in human recordings. We improve on the state of the art for tracking this motion with four major contr…

Cited by 0SourceScholar
2021

Decentralized Motion Inference and Registration of Neuropixel Data

ICASSP 2021accepted

Multi-electrode arrays such as "Neuropixels" probes enable the study of neuronal voltage signals at high temporal and single-cell spatial resolution. However, in vivo recordings from these devices often experience some shifting of the probe (due e.g. to animal movement), resulting in poorly localize…

Cited by 0SourceScholar
2021

Three-dimensional spike localization and improved motion correction for Neuropixels recordings

NeurIPS 2021poster

Neuropixels (NP) probes are dense linear multi-electrode arrays that have rapidly become essential tools for studying the electrophysiology of large neural populations. Unfortunately, a number of challenges remain in analyzing the large datasets output by these probes. Here we introduce several n…

Cited by 33SourcePDFScholar
2019

Learning interpretable continuous-time models of latent stochastic dynamical systems

ICML 2019oral

We develop an approach to learn an interpretable semi-parametric model of a latent continuous-time stochastic dynamical system, assuming noisy high-dimensional outputs sampled at uneven times. The dynamics are described by a nonlinear stochastic differential equation (SDE) driven by a Wiener process…

Cited by 94SourcePDFScholar