Estimation of the Noise Spectral Covariance Matrix in Hyperspectral Images.
Asad MahmoodAmandine RobinMichael SearsPublished in: IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. (2018)
Keyphrases
- hyperspectral images
- covariance matrix
- estimation error
- hyperspectral
- hyperspectral imagery
- hyperspectral data
- spectral features
- covariance matrices
- spectral bands
- remote sensing
- principal component analysis
- multispectral images
- spectral resolution
- multispectral
- sample size
- geometrical interpretation
- eigendecomposition
- pseudo inverse
- signal to noise ratio
- infrared
- correlation matrix
- laplacian matrix
- neural network
- maximum likelihood estimation
- noise model
- mutual information
- hyperspectral remote sensing