Anonymization Technique Based on SGD Matrix Factorization.
Tomoaki MimotoSeira HidanoShinsaku KiyomotoAtsuko MiyajiPublished in: IEICE Trans. Inf. Syst. (2020)
Keyphrases
- matrix factorization
- stochastic gradient descent
- privacy preserving
- collaborative filtering
- low rank
- recommender systems
- missing data
- negative matrix factorization
- nonnegative matrix factorization
- factorization methods
- data sparsity
- implicit feedback
- data matrix
- personalized ranking
- variational bayesian
- factor analysis
- text mining
- latent factors
- tensor factorization
- least squares
- pairwise
- item recommendation
- factor matrices
- support vector