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Luca Rossetto

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Preprint Aug 2026

MediaGraph: A Content-Aware Data Model and Query Framework for Multimodal Knowledge Graphs

Multimodal knowledge graphs typically treat multimedia documents as opaque, external entities. This content-agnostic approach constrains retrieval and analysis by isolating media from the graph's core structure, hindering the ability to capture and query complex relationships across media types. To address this, we int...

Florian Ruosch, Luca Rossetto · 0 citations
#artificial intelligence Book Open access Aug 2026

The Utility of LLMs in Recommender Systems Explanation Evaluation

Explanations play a crucial role in creating trustworthy recommender systems (RS), yet choosing a good explanation method presents challenges. Many explanation methods exist, but little guidance exists on which is best for which setting. Existing explanation generation methods often produce abstract outputs that requir...

Kathrin Wardatzky, Oana Inel, Luca Rossetto et al. · 0 citations

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