4 papers
Fairness-Aware Retrieval Optimization for Retrieval-Augmented Generation
Yingqi Zhao, Vasilis Efthymiou, Jyrki Nummenmaa +1
Retrieval-Augmented Generation (RAG) improves reliability of large language models by incorporating external knowledge, but the retrieval process can introduce bias that propagates…
Explaining Group Recommendations via Counterfactuals
Maria Stratigi, Nikos Bikakis, Kostas Stefanidis
Group recommender systems help users make collective choices but often lack transparency, leaving group members uncertain about why items are suggested. Existing explanation method…
A Conceptual Model for Context Awareness in Ethical Data Management
Elisa Quintarelli, Fabio Alberto Schreiber, Kostas Stefanidis +2
Ethics has become a major concern to the information management community, as both algorithms and data should satisfy ethical rules that guarantee not to generate dishonourable beh…
Auto-Configuring Entity Resolution Pipelines
Konstantinos Nikoletos, Vasilis Efthymiou, George Papadakis +1
The same real-world entity (e.g., a movie, a restaurant, a person) may be described in various ways on different datasets. Entity Resolution (ER) aims to find such different descri…