基于组稀疏表示的医学图像超分辨率重建 (Super-resolution Reconstruction of Medical Images Based on Group Sparse Representation).
Haofeng HuangNanfeng XiaoPublished in: 计算机科学 (2015)
Keyphrases
- medical images
- sparse representation
- super resolution reconstruction
- image super resolution
- dictionary learning
- sparse coding
- low resolution
- face recognition
- super resolution
- image patches
- high resolution
- low resolution images
- space time
- image classification
- dimensionality reduction
- signal processing
- image representation
- multi frame
- motion estimation
- high resolution images
- test images
- linear combination
- high dimensional data
- higher order
- co occurrence
- training set