Supervised sparse coding with local geometrical constraints.
Hanchao ZhangJinhua XuPublished in: ICASSP (2015)
Keyphrases
- sparse coding
- geometrical constraints
- unsupervised learning
- codebook generation
- natural images
- dictionary learning
- sparse representation
- image classification
- linear combination
- generative model
- image representation
- camera parameters
- semi supervised
- supervised learning
- learning algorithm
- multi camera
- object recognition
- visual words
- feature space
- bag of words
- feature selection
- image patches
- machine learning
- reinforcement learning
- small number
- three dimensional
- input image
- text classification