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A Fast Deep AutoEncoder for high-dimensional and sparse matrices in recommender systems.
Jiajia Jiang
Weiling Li
Ani Dong
Quanhui Gou
Xin Luo
Published in:
Neurocomputing (2020)
Keyphrases
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sparse matrices
recommender systems
high dimensional
collaborative filtering
floating point
low dimensional
linear algebra
high dimensionality
dimensionality reduction
condition number
rows and columns
matrix factorization
data points
feature space
nearest neighbor
linear combination