On Variational and PDE-Based Distance Function Approximations.
Alexander G. BelyaevPierre-Alain FayollePublished in: Comput. Graph. Forum (2015)
Keyphrases
- distance function
- variational methods
- free energy
- nearest neighbor
- curve evolution
- metric space
- partial differential equations
- similarity search
- level set method
- knn
- distance measure
- image segmentation
- distance metric
- euclidean distance
- similarity function
- level set
- data points
- closed form
- anisotropic diffusion
- variational framework
- variational formulation
- triangle inequality
- nearest neighbor classification
- multiscale
- metric learning
- k nearest neighbor
- feature vectors
- energy functional
- database
- edit distance