Keyphrases
Low-rank Structure
100%
Sparse Model
100%
Data Matrix
100%
Semidefinite Programming
100%
Optimization Methods
100%
Sparse Data
100%
Sparsity Structure
50%
Science Learning
50%
Rank Structure
50%
Hierarchical Off-diagonal Low-rank
50%
Approximation Techniques
50%
Structure-preserving Approximation
50%
Hierarchical Approximation
50%
Optimization Problem
50%
Sparsity
50%
Cost Efficiency
50%
Dimensionality Reduction
50%
Complex Method
50%
Learning Process
50%
Expected Output
50%
Dense Matrix
50%
Performance Improvement
50%
Computational Cost
50%
Neural Network
50%
Data Science
50%
Supervised Learning
50%
Semidefinite
50%
Machine Learning
50%
Computer Science
Data Matrix
100%
Semidefinite Programming
100%
Sparsity
100%
Learning Process
50%
Dimensionality Reduction
50%
Optimization Problem
50%
Approximation Technique
50%
Supervised Learning
50%
Efficient Algorithm
50%
Computational Cost
50%
Neural Network
50%
Science Learning
50%
Machine Learning
50%
Learning System
50%
Mathematics
Matrix
100%
Computational Cost
50%
Approximation Technique
50%
Even Matrix
50%
Minimizes
50%
Diagonal
50%
Dimensionality Reduction
50%
Programming Problem
50%
Neural Network
50%