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Group Sparsity Tensor Factorization for Re-Identification of Open Mobility Traces.
Takao Murakami
Atsunori Kanemura
Hideitsu Hino
Published in:
IEEE Trans. Inf. Forensics Secur. (2017)
Keyphrases
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tensor factorization
group sparsity
matrix factorization
low rank
structured sparsity
sparse coding
collaborative filtering
tag recommendation
negative matrix factorization
sparse representation
gaussian processes
high dimensional
recommender systems
natural images
singular value decomposition