Search Results for author: Gaëtan Hadjeres

Found 20 papers, 10 papers with code

The Piano Inpainting Application

1 code implementation13 Jul 2021 Gaëtan Hadjeres, Léopold Crestel

In this work, we present the Piano Inpainting Application (PIA), a generative model focused on inpainting piano performances, as we believe that this elementary operation (restoring missing parts of a piano performance) encourages human-machine interaction and opens up new ways to approach music composition.

Spectrogram Inpainting for Interactive Generation of Instrument Sounds

1 code implementation15 Apr 2021 Théis Bazin, Gaëtan Hadjeres, Philippe Esling, Mikhail Malt

Modern approaches to sound synthesis using deep neural networks are hard to control, especially when fine-grained conditioning information is not available, hindering their adoption by musicians.

Image Generation

Incorporating Music Knowledge in Continual Dataset Augmentation for Music Generation

1 code implementation23 Jun 2020 Alisa Liu, Alexander Fang, Gaëtan Hadjeres, Prem Seetharaman, Bryan Pardo

In this paper, we present augmentative generation (Aug-Gen), a method of dataset augmentation for any music generation system trained on a resource-constrained domain.

Music Generation

Vector Quantized Contrastive Predictive Coding for Template-based Music Generation

1 code implementation21 Apr 2020 Gaëtan Hadjeres, Léopold Crestel

In this work, we propose a flexible method for generating variations of discrete sequences in which tokens can be grouped into basic units, like sentences in a text or bars in music.

Music Generation

Schoenberg-Rao distances: Entropy-based and geometry-aware statistical Hilbert distances

1 code implementation19 Feb 2020 Gaëtan Hadjeres, Frank Nielsen

Distances between probability distributions that take into account the geometry of their sample space, like the Wasserstein or the Maximum Mean Discrepancy (MMD) distances have received a lot of attention in machine learning as they can, for instance, be used to compare probability distributions with disjoint supports.

BIG-bench Machine Learning Density Estimation

A note on the quasiconvex Jensen divergences and the quasiconvex Bregman divergences derived thereof

no code implementations19 Sep 2019 Frank Nielsen, Gaëtan Hadjeres

We then define the strictly quasiconvex Bregman divergences as the limit case of scaled and skewed quasiconvex Jensen divergences, and report a simple closed-form formula which shows that these divergences are only pseudo-divergences at countably many inflection points of the generators.

NONOTO: A Model-agnostic Web Interface for Interactive Music Composition by Inpainting

no code implementations23 Jul 2019 Théis Bazin, Gaëtan Hadjeres

Inpainting-based generative modeling allows for stimulating human-machine interactions by letting users perform stylistically coherent local editions to an object using a statistical model.

Music Generation

Learning to Traverse Latent Spaces for Musical Score Inpainting

1 code implementation2 Jul 2019 Ashis Pati, Alexander Lerch, Gaëtan Hadjeres

The designed model takes both past and future musical context into account and is capable of suggesting ways to connect them in a musically meaningful manner.

On power chi expansions of $f$-divergences

no code implementations14 Mar 2019 Frank Nielsen, Gaëtan Hadjeres

We consider both finite and infinite power chi expansions of $f$-divergences derived from Taylor's expansions of smooth generators, and elaborate on cases where these expansions yield closed-form formula, bounded approximations, or analytic divergence series expressions of $f$-divergences.

Variation Network: Learning High-level Attributes for Controlled Input Manipulation

1 code implementation ICLR 2019 Gaëtan Hadjeres, Frank Nielsen

This paper presents the Variation Network (VarNet), a generative model providing means to manipulate the high-level attributes of a given input.

Vocal Bursts Intensity Prediction

Monte Carlo Information Geometry: The dually flat case

no code implementations20 Mar 2018 Frank Nielsen, Gaëtan Hadjeres

When equipping a statistical manifold with the KL divergence, the induced manifold structure is dually flat, and the KL divergence between distributions amounts to an equivalent Bregman divergence on their corresponding parameters.

Clustering

Interactive Music Generation with Positional Constraints using Anticipation-RNNs

no code implementations19 Sep 2017 Gaëtan Hadjeres, Frank Nielsen

We demonstrate its efficiency on the task of generating melodies satisfying positional constraints in the style of the soprano parts of the J. S.

Music Generation

Deep rank-based transposition-invariant distances on musical sequences

no code implementations3 Sep 2017 Gaëtan Hadjeres, Frank Nielsen

These musical sequences belong to a given corpus (or style) and it is obvious that a good distance on musical sequences should take this information into account; being able to define a distance ex nihilo which could be applicable to all music styles seems implausible.

Information Retrieval Sound

GLSR-VAE: Geodesic Latent Space Regularization for Variational AutoEncoder Architectures

no code implementations14 Jul 2017 Gaëtan Hadjeres, Frank Nielsen, François Pachet

VAEs (Variational AutoEncoders) have proved to be powerful in the context of density modeling and have been used in a variety of contexts for creative purposes.

Music Generation

DeepBach: a Steerable Model for Bach Chorales Generation

5 code implementations ICML 2017 Gaëtan Hadjeres, François Pachet, Frank Nielsen

This paper introduces DeepBach, a graphical model aimed at modeling polyphonic music and specifically hymn-like pieces.

Style Imitation and Chord Invention in Polyphonic Music with Exponential Families

1 code implementation16 Sep 2016 Gaëtan Hadjeres, Jason Sakellariou, François Pachet

Modeling polyphonic music is a particularly challenging task because of the intricate interplay between melody and harmony.

Music Generation

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