An efficient algorithm for Fantope-constrained sparse principal subspace estimation problem.
Yong-Jin LiuYuqi WanLanyu LinPublished in: Appl. Math. Comput. (2024)
Keyphrases
- estimation algorithm
- learning algorithm
- optimal solution
- preprocessing
- worst case
- computational complexity
- regularized regression
- estimation accuracy
- computationally efficient
- np hard
- k means
- neural network
- similarity measure
- significant improvement
- recognition algorithm
- convergence rate
- optimization algorithm
- input data
- dynamic programming
- cost function
- low dimensional
- simulated annealing
- em algorithm
- objective function
- computational cost
- detection algorithm
- sparse representation
- image set
- high dimensional
- feature extraction
- signal reconstruction
- orthogonal matching pursuit
- data sets