Sparse matrix factorization with L2, 1 norm for matrix completion.
Xiaobo JinJianyu MiaoQiufeng WangGuanggang GengKaizhu HuangPublished in: Pattern Recognit. (2022)
Keyphrases
- matrix completion
- matrix factorization
- low rank matrices
- low rank
- norm regularization
- collaborative filtering
- low rank matrix
- missing data
- norm minimization
- trace norm
- recommender systems
- stochastic gradient descent
- low rank approximation
- negative matrix factorization
- nonnegative matrix factorization
- kernel matrix
- sparsity constraints
- data matrix
- sparse coding
- convex optimization
- higher order