Identification of Input Nonlinear Control Autoregressive Systems Using Fractional Signal Processing Approach

Figure 3

Comparison on the basis of absolute error from true values for INCAR model in case study 1.

(a) SNR = 30 dB, μ ∈ (10⁻⁰⁴, 10⁻⁰⁸)

(b) SNR = 20 dB, μ ∈ (10⁻⁰⁴, 10⁻⁰⁸)

(c) SNR = 10 dB, μ ∈ (10⁻⁰⁴, 10⁻⁰⁸)

(d) SNR = 3 dB, μ ∈ (10⁻⁰⁴, 10⁻⁰⁸)

(e) SNR = 30 dB, μ ∈ (10⁻⁰³, 10⁻⁰⁵)

(f) SNR = 20 dB, μ ∈ (10⁻⁰³, 10⁻⁰⁵)

(g) SNR = 10 dB, μ ∈ (10⁻⁰³, 10⁻⁰⁵)

(h) SNR = 3 dB, μ ∈ (10⁻⁰³, 10⁻⁰⁵)