Hierarchical Structured Dictionary Learning for image categorization.
Tzu-Chan ChuangChen-Kuo ChiangShang-Hong LaiPublished in: ICASSP (2017)
Keyphrases
- image categorization
- dictionary learning
- sparse representation
- sparse coding
- multiple instance learning
- visual features
- image descriptors
- linear combination
- image classification
- unsupervised learning
- semi supervised learning
- test images
- information retrieval
- generative model
- natural images
- higher order
- high resolution
- pairwise