Short description of Rainbow 5.12: Find best Spectral Estimation Method for a Power Spectral Density plot. A menu of 10+ spectral estimators from
Steve Kay' s textbook ' Modern Spectral Estimation' 1988 is available to choose from. The results differ dramatically
from one estimator to another. Plus, varying input parameters and/or number of points may provide discrepancies.
Observe how zero padding effects your results. See 50+ dB weak signal detection.