Visual Classification With Multitask Joint Sparse Representation.
Xiao-Tong YuanXiaobai LiuShuicheng YanPublished in: IEEE Trans. Image Process. (2012)
Keyphrases
- sparse representation
- multi task
- multi task learning
- image classification
- sparse coding
- learning tasks
- face recognition
- metric learning
- high dimensional data
- multi class
- image patches
- image representation
- gaussian processes
- signal processing
- learning problems
- transfer learning
- data sets
- multiple features
- scene classification
- dimensionality reduction
- learning algorithm
- information gain
- supervised learning
- multiscale
- feature selection