Geophysical techniques Image filtering Matrix decomposition Hyperspectral Synthetic aperture radar Polarization Image reconstruction Polarimetry Ground penetrating radar Hyperspectral imagery Synthetic aperture radar SAR Classification Blind noise parameter estimation Hyperspectral image Geophysical signal processing Ground penetrating radar GPR Millimeter waves Antennas Mapping Surface rugueuse Interferometry Sea ice Tomography Télédétection Scattering Agricultural monitoring Interface roughness Lossy compression Clutter MUSIC Classification of information 3-D imaging Image compression Land surface Radar polarimetry Method of Moments Image denoising Radar scattering Remote sensing PolSAR Polarimétrie radar Image classification Time-delay estimation TDE Terrain mapping RADARSAT-2 Diffusion électromagnétique Backscatter SAR Tomography Iterative methods SAR tomography Correlation Signal-dependent noise Forest Radar imaging Radar cross section Sentinel-1 Radar remote sensing Filtering Image analysis Radar Measurement Coherence Eigenvalues and eigenfunctions Signal processing SAR Sea surface Interférométrie Multichannel images Polarimétrie Vegetation Signal to noise ratio Electromagnetic scattering Speckle Databases Snow Unsupervised classification Spectroscopy Density estimation Polarimetric SAR Geophysical measurement technique Blind estimation Arrays Discrete cosine transforms Hyperspectral imaging Remote sensing by radar Color DCT Compressed sensing Calibration Physical Optics Estimation Clustering Remote sensing images Radar signal processing Surface scattering Multivariate statistics Image resolution Noise Image processing Unsupervised