Shrinkage fisher information embedding of high dimensional feature distributions.
Xu ChenYilun ChenAlfred O. Hero IIIPublished in: ACSCC (2011)
Keyphrases
- fisher information
- feature distributions
- high dimensional
- multidimensional scaling
- low dimensional
- geodesic distance
- similarity measure
- dimensionality reduction
- euclidean space
- manifold learning
- similarity search
- vector space
- data points
- feature descriptors
- high dimensional data
- euclidean distance
- probability density function
- nearest neighbor
- metric space
- input space
- noise level
- denoising
- positive definite
- feature space
- wavelet domain
- estimation error
- feature vectors
- image denoising
- distance function
- principal component analysis
- geometric structure
- free energy