On using category experts for improving the performance and accuracy in recommender systems.

Won-Seok Hwang Ho-Jong Lee Sang-Wook Kim Minsoo Lee

Published in: CIKM (2012)

Keyphrases

recommender systems
high accuracy
collaborative filtering
prediction accuracy
recommendation algorithms
neural network
information overload
data sets
computational cost
user preferences
computational efficiency
social networks
web search
error rate
cold start problem
item based collaborative filtering