Depth image super-resolution based on joint sparse coding.
Beichen LiYuan ZhouYeda ZhangAihua WangPublished in: Pattern Recognit. Lett. (2020)
Keyphrases
- image super resolution
- sparse coding
- dictionary learning
- sparse representation
- natural images
- image classification
- unsupervised learning
- generative model
- linear combination
- image patches
- image representation
- feature space
- low resolution
- super resolution
- signal processing
- high dimensional
- object recognition
- em algorithm
- model selection
- image processing
- action recognition
- visual words