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A New Approach to Collaborative Filtering: Operator Estimation with Spectral Regularization.
Jacob D. Abernethy
Francis R. Bach
Theodoros Evgeniou
Jean-Philippe Vert
Published in:
J. Mach. Learn. Res. (2009)
Keyphrases
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collaborative filtering
recommender systems
accurate estimation
estimation algorithm
data sparsity
matrix factorization
estimation accuracy
user preferences
regularization parameter
generalized cross validation