Parameter Identification of ARX Models Based on Modified Momentum Gradient Descent Algorithm

Table 3

The parameter estimates and the estimation errors (MT-SG).

5	0.0870	−0.3185	−0.0678	0.3805	0.3885	79.2079
10	−0.0537	−0.6758	0.1948	0.2965	0.3669	53.0981
50	0.1609	−0.6486	0.3970	0.2697	0.1525	19.0093
100	0.2578	−0.7259	0.4600	0.2433	0.1997	7.3521
150	0.2925	−0.7006	0.4797	0.2456	0.1729	2.3237
200	0.3051	−0.6985	0.5004	0.2389	0.1680	1.3000
True value	0.3000	−0.7000	0.5000	0.2500	0.1700