Constrained Projection Approximation Algorithms for Principal Component Analysis.
Seungjin ChoiJong-Hoon AhnAndrzej CichockiPublished in: Neural Process. Lett. (2006)
Keyphrases
- approximation algorithms
- principal component analysis
- np hard
- special case
- vertex cover
- minimum cost
- worst case
- principal components
- facility location problem
- network design problem
- primal dual
- linear projection
- covariance matrix
- dimensionality reduction
- np hardness
- set cover
- approximation schemes
- randomized algorithms
- disjoint paths
- face recognition
- precedence constraints
- linear discriminant analysis
- feature space
- open shop
- exact algorithms
- undirected graph
- combinatorial auctions
- constant factor
- branch and bound
- theoretical analysis
- feature extraction