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Author

Pedro Martins

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Open access Oct 2026

Eye-Tracking Analysis of Visual Attention and Preference in Human-Created, AI-Generated, and AI-Refined Human Advertisements

Generative artificial intelligence (GenAI) is increasingly used in advertising, yet its effects on visual attention and preference remain insufficiently characterized. This study compared human-created (H), AI-generated (AI), and AI-refined human (HAI) advertisements, the latter obtained by submitting human-created adv...

André Gonçalves, Margarida Afonso, Pedro Martins et al. · 0 citations
#graph neural networks Open access Sep 2026

Graph Versus Relational Infrastructure for Social Network Analysis at Community Scale: Traversal, Centrality, Community Detection and the Data Path to Graph Neural Networks

Centrality, community and reach analyses of social platforms are graph traversals whose latency depends on the underlying data infrastructure. This paper compares a native graph engine (Neo4j 5.26 with the Graph Data Science library) and a relational engine (PostgreSQL 16) on the LDBC Social Network Benchmark at scale...

Maryam Abbasi, Paulo Váz, J. Silva et al. · 0 citations

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