Needlet approximation for isotropic random fields on the sphere.
Quoc Thong Le GiaIan H. SloanYuguang WangRobert S. WomersleyPublished in: J. Approx. Theory (2017)
Keyphrases
- random fields
- partition function
- markov random field
- parameter estimation
- random field models
- conditional random fields
- maximum entropy
- non stationary
- random field model
- textured images
- gibbs sampler
- pseudo likelihood
- probabilistic model
- approximation algorithms
- markov random field model
- potential functions
- belief propagation
- closed form
- information retrieval
- nonparametric density estimation
- autoregressive
- basis functions
- maximum likelihood
- information extraction
- multiscale
- bayesian networks
- image processing
- computer vision