7. Formed channel processing and visualization

7.1 BL and waterfall detection

This paragraph describes the operations that the v (t ) channel signals undergo up to the point of presentation to the watchman. Although spatial processing has been the source of a considerable number of publications, this less noble part of the process (known as the bottom of the chain) remains virtually ignored by academics. And yet, it is of prime importance, since it is here that the connection is made between upstream processing and the more downstream functions of tracking and, above all, managing interaction with the inevitable operator.

From a theoretical point of view, the issue is to decide between the H ₀ hypothesis where we are in the presence of noise alone and its H...