Research on image sentiment analysis technology based on sparse representation.
Xiaofang JinYinan WuYing XuChang SunPublished in: CAAI Trans. Intell. Technol. (2022)
Keyphrases
- sparse representation
- sentiment analysis
- image classification
- image representation
- test images
- reconstruction error
- opinion mining
- image features
- multiscale
- image data
- dictionary learning
- input image
- sparse coding
- sparse coefficients
- random projections
- sentiment classification
- text classification
- sparse reconstruction
- compressed sensing
- image retrieval
- face recognition
- real world
- joint optimization
- image patches
- natural images
- high resolution
- compressive sensing
- text mining
- active learning
- linear combination
- image segmentation
- sentence level
- natural language processing
- online reviews