Glossario IA
Il dizionario completo dell'Intelligenza Artificiale
Graph-based Collaborative Filtering
Collaborative filtering approach that models users and items as nodes in a graph to capture complex relationships and indirect interactions between entities.
Knowledge Graph
Structured database representing entities and their semantic relationships as triples (subject-predicate-object), used to enrich recommendations with contextual information.
Social Recommendation
Recommendation system leveraging social relationships between users in a graph to improve prediction accuracy by considering peer influence.
Bipartite Graph
Graph structure where nodes are divided into two disjoint sets with edges only between opposite sets, commonly used to model user-item interactions.
Personalized PageRank
Variant of the PageRank algorithm adapted for recommendation systems, calculating personalized relevance scores from a specific starting node.
Meta-path
Sequence of relationship types defining a semantic path in heterogeneous networks, used to capture complex relationships and guide similarity-based recommendations.