A circular zone counting method of identifying a Duffing oscillator state transition and determining the critical value in weak signal detection*
Li Meng-Ping, Xu Xue-Mei†, Yang Bing-Chu, Ding Jia-Feng
       
Effects on MLE and ADNumpp under Gaussian white noise with variances of 0, 10−1, 10−2, 10−3, 10−4, 10−5, 10−6. (a) Effects of Gaussian white noise on MLE. (b) Partial enlargement for effects of Gaussian white noise on MLE around the critical point. (c) Effects of Gaussian white noise on ADNumpp. (d) Partial enlargement for effects of Gaussian white noise on ADNumpp around the critical point.