Hardness-Aware Dictionary Learning: Boosting Dictionary for Recognition.
Lichun WangShuang LiShaofan WangDehui KongBaocai YinPublished in: IEEE Trans. Multim. (2021)
Keyphrases
- dictionary learning
- sparse representation
- image super resolution
- sparse codes
- sparse coding
- dictionary learning for sparse
- object recognition
- object category recognition
- signal processing
- image classification
- face recognition
- pattern recognition
- image patches
- unsupervised learning
- object detection
- group sparsity
- feature extraction
- compressive sensing
- learning algorithm
- visual recognition
- sparse representation based classification
- high dimensional data
- discriminative dictionary
- test images
- image representation
- image processing
- action recognition
- data sets
- dimensionality reduction
- multi class
- machine learning