A ZGPCA Algorithm for Subspace Estimation.
Haoran YiDeepu RajanLiang-Tien ChiaPublished in: ICME (2007)
Keyphrases
- dynamic programming
- times faster
- estimation algorithm
- learning algorithm
- estimation accuracy
- high accuracy
- worst case
- search space
- cost function
- computational complexity
- k means
- np hard
- preprocessing
- computational cost
- significant improvement
- clustering algorithm
- expectation maximization
- neural network
- feature space
- image set
- similarity measure
- clustering method
- detection algorithm
- segmentation algorithm
- computationally efficient
- dimensionality reduction
- objective function
- principal component analysis
- nearest neighbor
- semi supervised