Computer Science
Network Service
100%
Social Network
100%
Experimental Result
100%
Regularization
100%
Internet
100%
Recommender Systems
100%
Online Application
100%
Negativity Constraint
100%
Involved Entity
100%
Imbalanced Data
100%
Tikhonov Regularization
100%
Regularization Term
100%
Keyphrases
Sparse Matrices
100%
Non-negative Latent Factor
100%
Latent Factor Model
75%
High Computational Efficiency
25%
World Wide Web
25%
Systems Network
25%
Recommender Systems
25%
First Review
25%
Non-negativity Constraint
25%
Non-negative Latent Factor Model
25%
Imbalanced Data
25%
Tikhonov Regularization
25%
Imbalanced Distribution
25%
Storage Efficiency
25%
Online Application
25%
Regularization Term
25%
Missing Data Estimation
25%
Industrial Data
25%
Regularization Effect
25%
Social Network Services
25%
Frequency Weighting
25%
Mathematics
Sparse Matrix
100%
Latent Factor
100%
Matrix (Mathematics)
40%
Regularization
40%
Nonnegativity
20%