An External Calibration Method for Compensating for the Mutual Coupling Effect in Large Interferometric Aperture Synthesis Radiometers
Figure 4
Images of the campus playground within a wide FOV; (a) optic image; (b) the original brightness temperature image without mutual coupling compensation; (c) the calibrated brightness temperature image using the “difference scene measurement” method; (d) the calibrated brightness temperature image using the G-matrix method.