Normalized Non-Negative Sparse Encoder for Fast Image Representation.
Shizhou ZhangJinjun WangWeiwei ShiYihong GongYong XiaYanning ZhangPublished in: IEEE Trans. Circuits Syst. Video Technol. (2019)
Keyphrases
- image representation
- sparse coding
- compressive sensing
- sparse representation
- image classification
- multiscale
- bag of words
- image content
- quadtree
- bit rate
- object recognition
- image retrieval
- rate distortion
- image features
- visual words
- feature representations
- representation scheme
- feature space
- receptive fields
- scene recognition
- high dimensional
- similarity measure
- image database
- bag of visual words
- motion estimation
- visual content
- linear quadtree
- machine learning
- image classification and retrieval
- pattern representation
- scene classification
- rate control
- image patches
- subband
- feature vectors
- image processing
- computer vision