Hierarchical PCA Using Tree-SOM for the Identification of Bacteria.
Stephan SimmuteitFrank-Michael SchleifThomas VillmannMarkus KostrzewaPublished in: WSOM (2009)
Keyphrases
- principal component analysis
- binary tree
- self organizing maps
- hierarchical structure
- growing self organizing map
- k means
- hierarchical tree
- tree structure
- principal components analysis
- dimensionality reduction
- principal components
- high dimensional
- feature extraction
- neural network
- unsupervised learning
- kohonen self organizing map
- principle component analysis
- face recognition
- dimension reduction
- tree structures
- competitive learning
- hierarchical model
- kernel pca
- internal nodes
- face images
- feature vectors
- negative matrix factorization
- singular value decomposition
- covariance matrix
- index structure
- tree nodes
- hierarchically organized
- supervised learning
- appearance based object recognition