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Are We Forgetting Something? Correctly Evaluate a Recommender System With an Optimal Training Window.
Robin Verachtert
Lien Michiels
Bart Goethals
Published in:
Perspectives@RecSys (2022)
Keyphrases
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recommender systems
dynamic programming
early stopping
collaborative filtering
training process
test set
optimal solution
sliding window
training set
closed form
online learning
worst case
optimal control
neural network
supervised learning
decision trees
knowledge base