Search Results for author: Javier Carnerero-Cano

Found 4 papers, 1 papers with code

Hyperparameter Learning under Data Poisoning: Analysis of the Influence of Regularization via Multiobjective Bilevel Optimization

no code implementations2 Jun 2023 Javier Carnerero-Cano, Luis Muñoz-González, Phillippa Spencer, Emil C. Lupu

We propose a novel optimal attack formulation that considers the effect of the attack on the hyperparameters and models the attack as a multiobjective bilevel optimization problem.

Bilevel Optimization Data Poisoning

Regularization Can Help Mitigate Poisoning Attacks... with the Right Hyperparameters

no code implementations23 May 2021 Javier Carnerero-Cano, Luis Muñoz-González, Phillippa Spencer, Emil C. Lupu

Machine learning algorithms are vulnerable to poisoning attacks, where a fraction of the training data is manipulated to degrade the algorithms' performance.

Bilevel Optimization regression

Regularisation Can Mitigate Poisoning Attacks: A Novel Analysis Based on Multiobjective Bilevel Optimisation

no code implementations28 Feb 2020 Javier Carnerero-Cano, Luis Muñoz-González, Phillippa Spencer, Emil C. Lupu

We propose a novel optimal attack formulation that considers the effect of the attack on the hyperparameters by modelling the attack as a multiobjective bilevel optimisation problem.

Bilevel Optimization Data Poisoning +2

Poisoning Attacks with Generative Adversarial Nets

1 code implementation18 Jun 2019 Luis Muñoz-González, Bjarne Pfitzner, Matteo Russo, Javier Carnerero-Cano, Emil C. Lupu

In this paper we introduce a novel generative model to craft systematic poisoning attacks against machine learning classifiers generating adversarial training examples, i. e. samples that look like genuine data points but that degrade the classifier's accuracy when used for training.

BIG-bench Machine Learning Data Poisoning

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