Search Results for author: Paul Magron

Found 9 papers, 5 papers with code

Signal Inpainting from Fourier Magnitudes

1 code implementation28 Oct 2022 Louis Bahrman, Marina Krémé, Paul Magron, Antoine Deleforge

Signal inpainting is the task of restoring degraded or missing samples in a signal.

Retrieval

Algorithms for audio inpainting based on probabilistic nonnegative matrix factorization

2 code implementations28 Jun 2022 Ondřej Mokrý, Paul Magron, Thomas Oberlin, Cédric Févotte

First, we treat the missing samples as latent variables, and derive two expectation-maximization algorithms for estimating the parameters of the model, depending on whether we formulate the problem in the time- or time-frequency domain.

Audio inpainting

A majorization-minimization algorithm for nonnegative binary matrix factorization

no code implementations20 Apr 2022 Paul Magron, Cédric Févotte

We factorize the Bernoulli parameter and consider an additional Beta prior on one of the factors to further improve the model's expressive power.

Bayesian Inference Matrix Completion +1

A Sparsity-promoting Dictionary Model for Variational Autoencoders

no code implementations29 Mar 2022 Mostafa Sadeghi, Paul Magron

Structuring the latent space in probabilistic deep generative models, e. g., variational autoencoders (VAEs), is important to yield more expressive models and interpretable representations, and to avoid overfitting.

Variational Inference

Neural content-aware collaborative filtering for cold-start music recommendation

1 code implementation24 Feb 2021 Paul Magron, Cédric Févotte

In this work, we introduce neural content-aware collaborative filtering, a unified framework which alleviates these limits, and extends the recently introduced neural collaborative filtering to its content-aware counterpart.

Collaborative Filtering Music Recommendation +1

Leveraging the structure of musical preference in content-aware music recommendation

no code implementations20 Oct 2020 Paul Magron, Cédric Févotte

These approaches are agnostic to the song content, and therefore face the cold-start problem: they cannot recommend novel songs without listening history.

Collaborative Filtering Music Recommendation +1

Phase retrieval with Bregman divergences and application to audio signal recovery

no code implementations1 Oct 2020 Pierre-Hugo Vial, Paul Magron, Thomas Oberlin, Cédric Févotte

Therefore, we formulate PR as a new minimization problem involving Bregman divergences.

Sound

Unsupervised Adversarial Domain Adaptation Based On The Wasserstein Distance For Acoustic Scene Classification

1 code implementation24 Apr 2019 Konstantinos Drossos, Paul Magron, Tuomas Virtanen

A challenging problem in deep learning-based machine listening field is the degradation of the performance when using data from unseen conditions.

Acoustic Scene Classification Classification +3

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