... 16 Validation, Testing, and Noise Modeling 16. 1 Introduction 16. 2 Gaussianity, Linearity, and Stationarity Tests Gaussianity Tests • Linearity Tests • Stationarity Tests 16. 3 Order ... linear (i.e., it obeys (16. 1)), then using (16. 5) and (16. 10), γ3 |Bxxx (ω1 , ω2 )|2 = = constant ∀ ω1 , ω2 , Sxx (ω1 )Sxx (ω1 )Sxx (ω1 + ω2 ) σ (16. 13) and using (16. 5) and (16. 11), γ4 |Txxxx (ω1 ... Selection, Model Validation, and Confidence Intervals Order Selection • Model Validation • Confidence Intervals 16. 4 Noise Modeling Generalized Gaussian Noise • Middleton Class A Noise • Stable Noise Distribution...