HKMF-T: Recover From Blackouts in Tagged Time Series With Hankel Matrix Factorization.
Liang WangSimeng WuTianheng WuXianping TaoJian LuPublished in: IEEE Trans. Knowl. Data Eng. (2021)
Keyphrases
- matrix factorization
- collaborative filtering
- recommender systems
- low rank
- nonnegative matrix factorization
- missing data
- factorization methods
- negative matrix factorization
- factor analysis
- item recommendation
- variational bayesian
- implicit feedback
- data sparsity
- object recognition
- low rank matrix
- latent factors
- factorization method
- stochastic gradient descent
- data matrix
- user preferences
- nearest neighbor
- data sets
- factor matrices