Example 8.1.1 WGN samples Autocorrelation test 4 32 1.00 1 2 lhwW小%r 0.17 20 40 60 80 100 5 10 内 Lag PSD test Partial autocorrelation test 1.00 1.00 三 墨 0.17 .17 0 -0.17 .17 0.10.20.30.4 0.5 0 5 10 Frequency (cycles/samp) Lag/ FIGURE 8.2 Validation tests on white Gaussian noise 2020 FIGURE 8.2 Validation tests on white Gaussian noise Example 8.1.1