Search Results for author: Federico Siciliano

Found 10 papers, 2 papers with code

The Power of Noise: Redefining Retrieval for RAG Systems

1 code implementation26 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.

Information Retrieval Retrieval +1

RRAML: Reinforced Retrieval Augmented Machine Learning

no code implementations24 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.

Retrieval

Investigating the Robustness of Sequential Recommender Systems Against Training Data Perturbations

no code implementations24 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.

Recommendation Systems

Integrating Item Relevance in Training Loss for Sequential Recommender Systems

no code implementations18 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.

Recommendation Systems

Sheaf4Rec: Sheaf Neural Networks for Graph-based Recommender Systems

1 code implementation7 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.

Collaborative Filtering Link Prediction +1

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