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