Search Results for author: Roberto Pietrantuono

Found 6 papers, 2 papers with code

DeepSample: DNN sampling-based testing for operational accuracy assessment

no code implementations28 Mar 2024 Antonio Guerriero, Roberto Pietrantuono, Stefano Russo

Companies incur in high costs for testing DNN with datasets representative of the inputs expected in operation, as these need to be manually labelled.

DNN Testing regression

Reinforcement Learning for Online Testing of Autonomous Driving Systems: a Replication and Extension Study

no code implementations20 Mar 2024 Luca Giamattei, Matteo Biagiola, Roberto Pietrantuono, Stefano Russo, Paolo Tonella

Our extension aims at eliminating some of the possible reasons for the poor performance of RL observed in our replication: (1) the presence of reward components providing contrasting or useless feedback to the RL agent; (2) the usage of an RL algorithm (Q-learning) which requires discretization of an intrinsically continuous state space.

Autonomous Driving Q-Learning +1

Reasoning-Based Software Testing

1 code implementation2 Mar 2023 Luca Giamattei, Roberto Pietrantuono, Stefano Russo

We introduce Reasoning-Based Software Testing (RBST), a new way of thinking at the testing problem as a causal reasoning task.

Causal Discovery

Iterative Assessment and Improvement of DNN Operational Accuracy

no code implementations2 Mar 2023 Antonio Guerriero, Roberto Pietrantuono, Stefano Russo

We propose DAIC (DNN Assessment and Improvement Cycle), an approach which combines ''low-cost'' online pseudo-oracles and ''high-cost'' offline sampling techniques to estimate and improve the operational accuracy of a DNN in the iterations of its life cycle.

Automated hypothesis generation via Evolutionary Abduction

no code implementations29 Sep 2021 Roberto Pietrantuono

Given an effect, the abductive reasoning allows advancing a plausible set of explanatory hypotheses for its causes.

Causal Inference Intent Recognition +1

Operation is the hardest teacher: estimating DNN accuracy looking for mispredictions

1 code implementation8 Feb 2021 Antonio Guerriero, Roberto Pietrantuono, Stefano Russo

Deep Neural Networks (DNN) are typically tested for accuracy relying on a set of unlabelled real world data (operational dataset), from which a subset is selected, manually labelled and used as test suite.

Software Engineering

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