A Multilayered-and-Randomized Latent Factor Model for High-Dimensional and Sparse Matrices.
Ye YuanQiang HeXin LuoMingsheng ShangPublished in: IEEE Trans. Big Data (2022)
Keyphrases
- sparse matrices
- high dimensional
- latent factor models
- collaborative filtering
- floating point
- linear algebra
- low dimensional
- matrix factorization
- dimensionality reduction
- high dimensionality
- recommender systems
- nearest neighbor
- rows and columns
- condition number
- feature space
- data points
- feature selection
- gene expression data
- bayesian networks