Rank and relevance in novelty and diversity metrics for recommender systems.

Saul Vargas Pablo Castells

Published in: RecSys (2011)

Keyphrases

search result diversification
recommender systems
federated search
ranked list
collaborative filtering
graded relevance
information overload

matrix factorization
rank order
product search
user preferences
user model
ranking models
implicit feedback

recommendation quality
user interests
information filtering
trust aware
user profiling
average precision
user profiles

data sparsity
personalized recommendation
learning to rank
relevance scores
query expansion
descending order
web search