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Multi-level Discriminative Dictionary Learning towards Hierarchical Visual Categorization.
Li Shen
Shuhui Wang
Gang Sun
Shuqiang Jiang
Qingming Huang
Published in:
CVPR (2013)
Keyphrases
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visual categorization
discriminative dictionary
visual recognition
learning algorithm
reinforcement learning
dictionary learning
active learning
image classification
text classification
image segmentation
high dimensional
unsupervised learning
training samples
sparse representation
object categories