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Using Hierarchical Graph Maps to Explain Collaborative Filtering Recommendations.
Fernando Ortega
Jesús Bobadilla
Antonio Hernando
Fernando Rodríguez
Published in:
Int. J. Intell. Syst. (2014)
Keyphrases
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collaborative filtering
recommender systems
making recommendations
user preferences
recommendation quality
personalized recommendation
collaborative filtering algorithms
cold start
recommendation systems
content based filtering
online dating
cold start problem
hybrid recommendation
recommendation algorithms
user ratings
matrix factorization
demographic information
collaborative filtering recommendation
bipartite graph
graph representation
product recommendation
directed graph
random walk
user similarity
latent factor models
information filtering
graph structure
graph theoretic
link analysis
data sparsity
weighted graph
graph theory
attributed graphs
item recommendation
active user
deal with information overload
graph model
structured data
collaborative recommendation
graph based algorithm
graph data
graph mining
directed acyclic graph
graph matching
connected components
hierarchical structure
user profiles
website