A Homogeneity-Based Multiscale Hyperspectral Image Representation for Sparse Spectral Unmixing.
Luciano C. AyresSérgio J. M. de AlmeidaJosé C. M. BermudezRicardo Augusto BorsoiPublished in: ICASSP (2021)
Keyphrases
- image representation
- hyperspectral
- multiscale
- hyperspectral data
- sparse representation
- hyperspectral images
- sparse coding
- hyperspectral imagery
- random projections
- remote sensing
- multispectral
- infrared
- spectral imagery
- spectral signatures
- image data
- hyperspectral image classification
- spectral bands
- target detection
- hyperspectral remote sensing
- hyperspectral imaging
- spectral data
- bag of words
- scale space
- spectral resolution
- image classification
- satellite images
- spatial resolution
- image processing
- natural images
- reflectance spectra
- image segmentation
- information content
- wavelet transform
- affine invariant
- edge detection
- image features
- object recognition
- wavelet coefficients
- image retrieval
- change detection
- high frequency
- high dimensional
- feature space
- image fusion
- visual words
- principal component analysis