Iterative Projection Approximation Algorithms for PCA.
Seungjin ChoiJong-Hoon AhnAndrzej CichockiPublished in: ICASSP (5) (2006)
Keyphrases
- approximation algorithms
- principal component analysis
- np hard
- special case
- vertex cover
- worst case
- discriminant projection
- facility location problem
- dimensionality reduction
- randomized algorithms
- principal components
- approximation ratio
- network design problem
- primal dual
- face recognition
- exact algorithms
- np hardness
- set cover
- minimum cost
- approximation schemes
- open shop
- feature extraction
- constant factor approximation
- precedence constraints
- undirected graph
- combinatorial auctions
- integer programming
- lower bound
- constant factor
- linear program
- upper bound
- disjoint paths
- computational complexity