Spline estimation of functional principal components via manifold conjugate gradient algorithm.
Shiyuan HeHanxuan YeKejun HePublished in: Stat. Comput. (2022)
Keyphrases
- principal components
- conjugate gradient algorithm
- principal component analysis
- dimensionality reduction
- conjugate gradient
- regularization framework
- hyperplane
- feature space
- least squares
- low dimensional
- maximum likelihood estimation
- pattern recognition
- maximum likelihood
- evolutionary programming
- density estimation
- sample size
- dimension reduction
- covariance matrix
- neural network
- parameter estimation
- pairwise
- computer vision