Joan Bruna

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Facebook ∙ NYU college ∙ berkeley college

Assistant Professor at Courant Institute, New York University

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In-Distribution Interpretability for Challenging Modalities

It is widely recognized that the predictions of deep neural networks are...
07/01/2020 ∙ by Cosmas Heiß, et al. ∙ 16 ∙ share

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Overfitting and Optimization in Offline Policy Learning

We consider the task of policy learning from an offline dataset generate...
06/27/2020 ∙ by David Brandfonbrener, et al. ∙ 11 ∙ share

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Neural Splines: Fitting 3D Surfaces with Infinitely-Wide Neural Networks

We present Neural Splines, a technique for 3D surface reconstruction tha...
06/24/2020 ∙ by Francis Williams, et al. ∙ 6 ∙ share

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On Sparsity in Overparametrised Shallow ReLU Networks

The analysis of neural network training beyond their linearization regim...
06/18/2020 ∙ by Jaume de Dios, et al. ∙ 0 ∙ share

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IDEAL: Inexact DEcentralized Accelerated Augmented Lagrangian Method

We introduce a framework for designing primal methods under the decentra...
06/11/2020 ∙ by Yossi Arjevani, et al. ∙ 0 ∙ share

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Continuous LWE

We introduce a continuous analogue of the Learning with Errors (LWE) pro...
05/19/2020 ∙ by Joan Bruna, et al. ∙ 0 ∙ share

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A Permutation-Equivariant Neural Network Architecture For Auction Design

Designing an incentive compatible auction that maximizes expected revenu...
03/02/2020 ∙ by Jad Rahme, et al. ∙ 23 ∙ share

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Provably Efficient Third-Person Imitation from Offline Observation

Domain adaptation in imitation learning represents an essential step tow...
02/27/2020 ∙ by Aaron Zweig, et al. ∙ 4 ∙ share

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A mean-field analysis of two-player zero-sum games

Finding Nash equilibria in two-player zero-sum continuous games is a cen...
02/14/2020 ∙ by Carles Domingo Enrich, et al. ∙ 5 ∙ share

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Can graph neural networks count substructures?

The ability to detect and count certain substructures in graphs is impor...
02/10/2020 ∙ by Zhengdao Chen, et al. ∙ 37 ∙ share

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Probing the State of the Art: A Critical Look at Visual Representation Evaluation

Self-supervised research improved greatly over the past half decade, wit...
11/30/2019 ∙ by Cinjon Resnick, et al. ∙ 12 ∙ share

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Stability of Graph Neural Networks to Relative Perturbations

Graph neural networks (GNNs), consisting of a cascade of layers applying...
10/21/2019 ∙ by Fernando Gama, et al. ∙ 24 ∙ share

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Pure and Spurious Critical Points: a Geometric Study of Linear Networks

The critical locus of the loss function of a neural network is determine...
10/03/2019 ∙ by Matthew Trager, et al. ∙ 7 ∙ share

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Gradient Dynamics of Shallow Univariate ReLU Networks

We present a theoretical and empirical study of the gradient dynamics of...
06/18/2019 ∙ by Francis Williams, et al. ∙ 3 ∙ share

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Finding the Needle in the Haystack with Convolutions: on the benefits of architectural bias

Despite the phenomenal success of deep neural networks in a broad range ...
06/16/2019 ∙ by Stéphane d'Ascoli, et al. ∙ 0 ∙ share

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Stability of Graph Scattering Transforms

Scattering transforms are non-trainable deep convolutional architectures...
06/11/2019 ∙ by Fernando Gama, et al. ∙ 4 ∙ share

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On the equivalence between graph isomorphism testing and function approximation with GNNs

Graph neural networks (GNNs) have achieved lots of success on graph-stru...
05/29/2019 ∙ by Zhengdao Chen, et al. ∙ 2 ∙ share

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Extra-gradient with player sampling for provable fast convergence in n-player games

Data-driven model training is increasingly relying on finding Nash equil...
05/29/2019 ∙ by Samy Jelassi, et al. ∙ 0 ∙ share

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On the Expressive Power of Deep Polynomial Neural Networks

We study deep neural networks with polynomial activations, particularly ...
05/29/2019 ∙ by Joe Kileel, et al. ∙ 5 ∙ share

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On the Expected Dynamics of Nonlinear TD Learning

While there are convergence guarantees for temporal difference (TD) lear...
05/29/2019 ∙ by David Brandfonbrener, et al. ∙ 8 ∙ share

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Stability Properties of Graph Neural Networks

Data stemming from networks exhibit an irregular support, whereby each d...
05/11/2019 ∙ by Fernando Gama, et al. ∙ 22 ∙ share

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Advancing GraphSAGE with A Data-Driven Node Sampling

As an efficient and scalable graph neural network, GraphSAGE has enabled...
04/29/2019 ∙ by Jihun Oh, et al. ∙ 30 ∙ share

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Global convergence of neuron birth-death dynamics

Neural networks with a large number of parameters admit a mean-field des...
02/05/2019 ∙ by Grant Rotskoff, et al. ∙ 4 ∙ share

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Kymatio: Scattering Transforms in Python

The wavelet scattering transform is an invariant signal representation s...
12/28/2018 ∙ by Mathieu Andreux, et al. ∙ 12 ∙ share

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Deep Geometric Prior for Surface Reconstruction

The reconstruction of a discrete surface from a point cloud is a fundame...
11/27/2018 ∙ by Francis Williams, et al. ∙ 8 ∙ share

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Pommerman: A Multi-Agent Playground

We present Pommerman, a multi-agent environment based on the classic con...
09/19/2018 ∙ by Cinjon Resnick, et al. ∙ 0 ∙ share

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Graph Neural Networks for IceCube Signal Classification

Tasks involving the analysis of geometric (graph- and manifold-structure...
09/17/2018 ∙ by Nicholas Choma, et al. ∙ 2 ∙ share

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Planning with Arithmetic and Geometric Attributes

A desirable property of an intelligent agent is its ability to understan...
09/06/2018 ∙ by David Folqué, et al. ∙ 10 ∙ share

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Backplay: "Man muss immer umkehren"

A long-standing problem in model free reinforcement learning (RL) is tha...
07/18/2018 ∙ by Cinjon Resnick, et al. ∙ 2 ∙ share

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Diffusion Scattering Transforms on Graphs

Stability is a key aspect of data analysis. In many applications, the na...
06/22/2018 ∙ by Fernando Gama, et al. ∙ 0 ∙ share

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Neural Networks with Finite Intrinsic Dimension have no Spurious Valleys

Neural networks provide a rich class of high-dimensional, non-convex opt...
02/18/2018 ∙ by Luca Venturi, et al. ∙ 0 ∙ share

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Multiscale Sparse Microcanonical Models

We study density estimation of stationary processes defined over an infi...
01/06/2018 ∙ by Joan Bruna, et al. ∙ 0 ∙ share

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Mathematics of Deep Learning

Recently there has been a dramatic increase in the performance of recogn...
12/13/2017 ∙ by Rene Vidal, et al. ∙ 0 ∙ share

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Few-Shot Learning with Graph Neural Networks

We propose to study the problem of few-shot learning with the prism of i...
11/10/2017 ∙ by Victor Garcia, et al. ∙ 0 ∙ share

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A Note on Learning Algorithms for Quadratic Assignment with Graph Neural Networks

Many inverse problems are formulated as optimization problems over certa...
06/22/2017 ∙ by Alex Nowak, et al. ∙ 0 ∙ share

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Understanding the Learned Iterative Soft Thresholding Algorithm with matrix factorization

Sparse coding is a core building block in many data analysis and machine...
06/02/2017 ∙ by Thomas Moreau, et al. ∙ 0 ∙ share

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Surface Networks

We study data-driven representations for three-dimensional triangle mesh...
05/30/2017 ∙ by Ilya Kostrikov, et al. ∙ 0 ∙ share

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Community Detection with Graph Neural Networks

We study data-driven methods for community detection in graphs. This est...
05/23/2017 ∙ by Joan Bruna, et al. ∙ 0 ∙ share

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Geometric deep learning: going beyond Euclidean data

Many scientific fields study data with an underlying structure that is a...
11/24/2016 ∙ by Michael M. Bronstein, et al. ∙ 0 ∙ share

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Divide and Conquer Networks

We consider the learning of algorithmic tasks by mere observation of inp...
11/08/2016 ∙ by Alex Nowak, et al. ∙ 0 ∙ share

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Topology and Geometry of Half-Rectified Network Optimization

The loss surface of deep neural networks has recently attracted interest...
11/04/2016 ∙ by C. Daniel Freeman, et al. ∙ 0 ∙ share

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Voice Conversion using Convolutional Neural Networks

The human auditory system is able to distinguish the vocal source of tho...
10/27/2016 ∙ by Shariq Mobin, et al. ∙ 0 ∙ share

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Understanding Trainable Sparse Coding via Matrix Factorization

Sparse coding is a core building block in many data analysis and machine...
09/01/2016 ∙ by Thomas Moreau, et al. ∙ 0 ∙ share

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Super-Resolution with Deep Convolutional Sufficient Statistics

Inverse problems in image and audio, and super-resolution in particular,...
11/18/2015 ∙ by Joan Bruna, et al. ∙ 0 ∙ share

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Deep Convolutional Networks on Graph-Structured Data

Deep Learning's recent successes have mostly relied on Convolutional Net...
06/16/2015 ∙ by Mikael Henaff, et al. ∙ 0 ∙ share

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Unsupervised Feature Learning from Temporal Data

Current state-of-the-art classification and detection algorithms rely on...
04/09/2015 ∙ by Ross Goroshin, et al. ∙ 0 ∙ share

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A mathematical motivation for complex-valued convolutional networks

A complex-valued convolutional network (convnet) implements the repeated...
03/11/2015 ∙ by Joan Bruna, et al. ∙ 0 ∙ share

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Audio Source Separation with Discriminative Scattering Networks

In this report we describe an ongoing line of research for solving singl...
12/22/2014 ∙ by Pablo Sprechmann, et al. ∙ 0 ∙ share

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Video (language) modeling: a baseline for generative models of natural videos

We propose a strong baseline model for unsupervised feature learning usi...
12/20/2014 ∙ by MarcAurelio Ranzato, et al. ∙ 0 ∙ share

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Unsupervised Learning of Spatiotemporally Coherent Metrics

Current state-of-the-art classification and detection algorithms rely on...
12/18/2014 ∙ by Ross Goroshin, et al. ∙ 0 ∙ share

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