1 code implementation • 26 Jan 2024 • Florin Cuconasu, Giovanni Trappolini, Federico Siciliano, Simone Filice, Cesare Campagnano, Yoelle Maarek, Nicola Tonellotto, Fabrizio Silvestri
Retrieval-Augmented Generation (RAG) has recently emerged as a method to extend beyond the pre-trained knowledge of Large Language Models by augmenting the original prompt with relevant passages or documents retrieved by an Information Retrieval (IR) system.
no code implementations • 29 Dec 2023 • Giulia Di Teodoro, Federico Siciliano, Valerio Guarrasi, Anne-Mieke Vandamme, Valeria Ghisetti, Anders Sönnerborg, Maurizio Zazzi, Fabrizio Silvestri, Laura Palagi
We evaluated these models' robustness against Out-of-Distribution drugs in the test set, with a specific focus on the GNN's role in handling such scenarios.
no code implementations • 23 Dec 2023 • Federico Siciliano, Luca Maiano, Lorenzo Papa, Federica Baccini, Irene Amerini, Fabrizio Silvestri
Fake news detection models are critical to countering disinformation but can be manipulated through adversarial attacks.
no code implementations • 24 Jul 2023 • Andrea Bacciu, Florin Cuconasu, Federico Siciliano, Fabrizio Silvestri, Nicola Tonellotto, Giovanni Trappolini
The emergence of large language models (LLMs) has revolutionized machine learning and related fields, showcasing remarkable abilities in comprehending, generating, and manipulating human language.
no code implementations • 24 Jul 2023 • Filippo Betello, Federico Siciliano, Pushkar Mishra, Fabrizio Silvestri
However, their robustness in the face of perturbations in training data remains a largely understudied yet critical issue.
no code implementations • 18 May 2023 • Andrea Bacciu, Federico Siciliano, Nicola Tonellotto, Fabrizio Silvestri
Sequential Recommender Systems (SRSs) are a popular type of recommender system that learns from a user's history to predict the next item they are likely to interact with.
1 code implementation • 7 Apr 2023 • Antonio Purificato, Giulia Cassarà, Federico Siciliano, Pietro Liò, Fabrizio Silvestri
GNNs have proven to be effective in addressing the challenges posed by recommendation systems by efficiently modeling graphs in which nodes represent users or items and edges denote preference relationships.
no code implementations • CVPR 2023 • Maria Sofia Bucarelli, Lucas Cassano, Federico Siciliano, Amin Mantrach, Fabrizio Silvestri
In practical settings, classification datasets are obtained through a labelling process that is usually done by humans.
no code implementations • 27 Jul 2022 • Lucie Charlotte Magister, Pietro Barbiero, Dmitry Kazhdan, Federico Siciliano, Gabriele Ciravegna, Fabrizio Silvestri, Mateja Jamnik, Pietro Lio
The opaque reasoning of Graph Neural Networks induces a lack of human trust.
no code implementations • 5 Oct 2021 • Federico Siciliano, Maria Sofia Bucarelli, Gabriele Tolomei, Fabrizio Silvestri
In this work, we formulate NEWRON: a generalization of the McCulloch-Pitts neuron structure.