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A hybrid recommendation system based on profile expansion technique to alleviate cold start problem.
Faryad Tahmasebi
Majid Meghdadi
Sajad Ahmadian
Khashayar Valiallahi
Published in:
Multim. Tools Appl. (2021)
Keyphrases
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cold start problem
recommender systems
collaborative filtering
personalized recommendation
user profiles
data sparsity
cold start
matrix factorization
recommendation systems
user preferences
feature selection
user experience