Figure 3From: Circular contour retrieval in real-world conditions by higher order statistics and an alternating-least squares algorithmSubimage of size N S × N S , circular antenna [18]for the generation of signal components z(1), z(2),..., z(S) with i th sensor at angular position θ i and associated direction of generation D i , blurred quarter of circle. Circular antenna for the generation of signal components out of the image content.Back to article page