Search Results for author: Emanuel Aldea

Found 15 papers, 6 papers with code

A Symmetry-Aware Exploration of Bayesian Neural Network Posteriors

1 code implementation12 Oct 2023 Olivier Laurent, Emanuel Aldea, Gianni Franchi

The distribution of the weights of modern deep neural networks (DNNs) - crucial for uncertainty quantification and robustness - is an eminently complex object due to its extremely high dimensionality.

Uncertainty Quantification

Latent Discriminant deterministic Uncertainty

1 code implementation20 Jul 2022 Gianni Franchi, Xuanlong Yu, Andrei Bursuc, Emanuel Aldea, Severine Dubuisson, David Filliat

Predictive uncertainty estimation is essential for deploying Deep Neural Networks in real-world autonomous systems.

Autonomous Driving Image Classification +3

MUAD: Multiple Uncertainties for Autonomous Driving, a benchmark for multiple uncertainty types and tasks

3 code implementations2 Mar 2022 Gianni Franchi, Xuanlong Yu, Andrei Bursuc, Angel Tena, Rémi Kazmierczak, Séverine Dubuisson, Emanuel Aldea, David Filliat

However, disentangling the different types and sources of uncertainty is non trivial for most datasets, especially since there is no ground truth for uncertainty.

Anomaly Detection Autonomous Driving +4

On Monocular Depth Estimation and Uncertainty Quantification using Classification Approaches for Regression

no code implementations24 Feb 2022 Xuanlong Yu, Gianni Franchi, Emanuel Aldea

To this end, this paper will introduce a taxonomy and summary of CAR approaches, a new uncertainty estimation solution for CAR, and a set of experiments on depth accuracy and uncertainty quantification for CAR-based models on KITTI dataset.

3D Reconstruction Autonomous Driving +3

SLURP: Side Learning Uncertainty for Regression Problems

1 code implementation21 Oct 2021 Xuanlong Yu, Gianni Franchi, Emanuel Aldea

It has become critical for deep learning algorithms to quantify their output uncertainties to satisfy reliability constraints and provide accurate results.

regression

Learning a Discriminant Latent Space with Neural Discriminant Analysis

no code implementations13 Jul 2021 Mai Lan Ha, Gianni Franchi, Emanuel Aldea, Volker Blanz

NDA transforms deep features to become more discriminative and, therefore, improves the performances in various tasks.

Classification Out-of-Distribution Detection

Encoding the latent posterior of Bayesian Neural Networks for uncertainty quantification

2 code implementations4 Dec 2020 Gianni Franchi, Andrei Bursuc, Emanuel Aldea, Severine Dubuisson, Isabelle Bloch

Bayesian neural networks (BNNs) have been long considered an ideal, yet unscalable solution for improving the robustness and the predictive uncertainty of deep neural networks.

Bayesian Inference Decision Making Under Uncertainty +5

One Versus all for deep Neural Network Incertitude (OVNNI) quantification

no code implementations1 Jun 2020 Gianni Franchi, Andrei Bursuc, Emanuel Aldea, Severine Dubuisson, Isabelle Bloch

This is due to the fact that modern DNNs are usually uncalibrated and we cannot characterize their epistemic uncertainty.

TRADI: Tracking deep neural network weight distributions for uncertainty estimation

no code implementations ECCV 2020 Gianni Franchi, Andrei Bursuc, Emanuel Aldea, Severine Dubuisson, Isabelle Bloch

During training, the weights of a Deep Neural Network (DNN) are optimized from a random initialization towards a nearly optimum value minimizing a loss function.

Computational Efficiency General Classification +2

Evaluating Crowd Density Estimators via Their Uncertainty Bounds

no code implementations7 Feb 2019 Jennifer Vandoni, Emanuel Aldea, Sylvie Le Hégarat-Mascle

In this work, we use the Belief Function Theory which extends the probabilistic framework in order to provide uncertainty bounds to different categories of crowd density estimators.

Efficient Evaluation of the Number of False Alarm Criterion

no code implementations10 Jul 2018 Sylvie Le Hégarat-Mascle, Emanuel Aldea, Jennifer Vandoni

In this work, we introduce a strategy which relies on the use of a cumulative space of reduced dimensionality, derived from the coupling of a classic (Hough) cumulative space with an integral histogram trick.

Hybrid Focal Stereo Networks for Pattern Analysis in Homogeneous Scenes

no code implementations1 Aug 2013 Emanuel Aldea, Khurom H. Kiyani

In this paper we address the problem of multiple camera calibration in the presence of a homogeneous scene, and without the possibility of employing calibration object based methods.

Camera Calibration

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