Weighted constraint based dictionary learning for image classification.
Yali PengLingjun LiShigang LiuXili WangJun LiPublished in: Pattern Recognit. Lett. (2020)
Keyphrases
- dictionary learning
- image classification
- sparse coding
- sparse representation
- class specific
- image representation
- sparse codes
- visual words
- feature extraction
- bag of words
- image super resolution
- image features
- group sparsity
- visual recognition
- classifier training
- natural images
- object category recognition
- data mining
- data sets
- image patches
- linear combination
- object detection
- bag of visual words
- high resolution
- pairwise
- image processing
- feature selection
- dictionary learning for sparse