Conditional Sparse Coding and Grouped Multivariate Regression.
Min XuJohn D. LaffertyPublished in: ICML (2012)
Keyphrases
- sparse coding
- multivariate regression
- regression model
- dictionary learning
- sparse representation
- natural images
- linear regression
- image classification
- linear combination
- model selection
- image representation
- unsupervised learning
- generative model
- logistic regression
- single image super resolution
- image patches
- high dimensional
- sparse codes
- feature space
- visual words
- object category recognition
- object recognition
- image features
- multiscale
- discriminative dictionary
- visual recognition
- data mining
- higher order
- least squares
- probabilistic model
- prior knowledge
- feature vectors
- data analysis
- feature extraction