Pre-image as Karcher Mean Using Diffusion Maps: Application to Shape and Image Denoising.
Nicolas ThorstensenFlorent SégonneRenaud KerivenPublished in: SSVM (2009)
Keyphrases
- image denoising
- diffusion maps
- denoising algorithm
- denoising
- denoising methods
- noisy images
- natural images
- input image
- manifold learning
- image data
- image features
- image classification
- multiscale
- wavelet coefficients
- total variation
- dimensionality reduction
- edge detection
- image processing
- image retrieval
- image segmentation
- nonlinear dimensionality reduction
- low dimensional
- segmentation method
- multiresolution
- high resolution
- prior information
- shape prior
- segmentation algorithm
- energy function
- action classification
- principal components
- principal component analysis
- semi supervised
- feature extraction
- super resolution
- probabilistic model
- higher order
- shape model
- signal processing
- statistical model
- level set