A new subspace minimization conjugate gradient method based on modified secant equation for unconstrained optimization.
Xinliu DiaoHongwei LiuZexian LiuPublished in: Comput. Appl. Math. (2020)
Keyphrases
- conjugate gradient method
- unconstrained optimization
- objective function
- constrained optimization
- multi objective
- penalty function
- iterative methods
- feature space
- low dimensional
- dimensionality reduction
- optimization methods
- principal component analysis
- cost function
- global optimum
- optimal solution
- genetic algorithm
- high dimensional
- conjugate gradient
- data points
- search methods
- special case
- nonlinear optimization
- feature extraction
- face recognition