Leandro Marinho

schoolFederal University of Campina Grandebar_chart#9986 Global Rank

Total Papers

HCI Rank

#9986

Research Areas

Years Active

Recent Publications

Leveraging ChatGPT for Automated Human-centered Explanations in Recommender Systems

The adoption of recommender systems (RSs) in various domains has become increasingly popular, but concerns have been raised about their lack of transparency and interpretability. While significant advancements have been made in creating explainable RSs, there is still a shortage of automated approaches that can delive…

IUI '221st AuthorExplainable AI (XAI) +1

Similarity-Based Explanations meet Matrix Factorization via Structure-Preserving Embeddings

Embeddings are core components of modern model-based Collaborative Filtering (CF) methods, such as Matrix Factorization (MF) and Deep Learning variations. In essence, embeddings are mappings of the original sparse representation of categorical features (e.g., user and items) to dense low-dimensional representations. A…

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