Multiscale Dictionary Learning for Estimating Conditional Distributions.
Francesca PetraliaJoshua T. VogelsteinDavid B. DunsonPublished in: CoRR (2013)
Keyphrases
- dictionary learning
- multiscale
- conditional distributions
- sparse coding
- sparse representation
- natural images
- random variables
- image representation
- joint distribution
- image processing
- fisher information
- log linear models
- marginal distributions
- image classification
- bayesian networks
- wavelet transform
- data sets
- image segmentation
- linear combination
- training data
- low dimensional
- small number
- face recognition
- computer vision
- learning algorithm