A multi-focus image fusion framework based on multi-scale sparse representation in gradient domain.
Yu WangXiongfei LiRui ZhuZeyu WangYuncong FengXiaoli ZhangPublished in: Signal Process. (2021)
Keyphrases
- sparse representation
- multiscale
- gradient domain
- image representation
- image classification
- image editing
- edge detection
- image segmentation
- image data
- input image
- face recognition
- image features
- scale space
- image analysis
- single image
- image retrieval
- tone mapping
- wavelet transform
- natural images
- high dimensional data
- object tracking
- image patches
- contrast enhancement
- high dynamic range
- object recognition
- denoising
- feature space
- pixel level
- wavelet coefficients