RegionSparse: Leveraging Sparse Coding and Object Localization to Counter Adversarial Attacks.
Yunjian ZhangYanwei LiuLiming WangZhen XuQiuqing JinPublished in: IJCNN (2020)
Keyphrases
- sparse coding
- object localization
- natural images
- sparse representation
- linear combination
- unsupervised learning
- image classification
- generative model
- object categories
- object detection
- image representation
- visual words
- bounding box
- image patches
- object classes
- feature space
- high dimensional
- weakly supervised
- small number
- feature selection
- higher order
- image content
- bag of words