Noise reduction of hyperspectral imagery using nonlocal sparse representation with spectral-spatial structure.
Yuntao QianMinchao YeQi WangPublished in: IGARSS (2012)
Keyphrases
- hyperspectral imagery
- sparse representation
- noise reduction
- spatial structure
- hyperspectral images
- signal to noise ratio
- hyperspectral
- multispectral
- remote sensing
- edge detection
- spatial resolution
- face recognition
- target detection
- image classification
- object tracking
- image patches
- image denoising
- high dimensional data
- geometric structure
- camera motion
- superpixels
- dimensionality reduction
- image representation
- signal processing
- random projections
- test images
- image processing
- computer vision
- image data
- multiscale