Table 4 Bias and RMSE in brackets from 100 simulated datasets (generated from new EMMIX-WIRE (EM-W) model with equal to 1.3 and d 2 equal to 0)
First component | Second component | Third component | ||||
|---|---|---|---|---|---|---|
Parameters | EM-W | Kim | EM-W | Kim | EM-W | Kim |
p(0.585, | -0.001 | 0.024 | 0.002 | -0.005 | -0.001 | -0.019 |
0.1,0.315) | (0.014) | (0.029) | (0.016) | (0.017) | (0.017) | (0.026) |
a0(0.3, | -0.001 | 0.018 | 0.003 | -0.046 | 0.000 | -0.005 |
1,0.2) | (0.027) | (0.035) | (0.026) | (0.053) | (0.021) | (0.021) |
a1(0.03, | 0.001 | -0.068 | 0.005 | -0.041 | 0.001 | 0.008 |
1,0.02) | (0.085) | (0.146) | (0.108) | (0.127) | (0.086) | (0.085) |
b1(0.06, | 0.003 | -0.031 | 0.005 | 0.047 | 0.002 | 0.004 |
0.9,0.01) | (0.042) | (0.063) | (0.054) | (0.072) | (0.050) | (0.054) |
θ2(1.3, | -0.059 | 1.254 | -0.076 | 1.251 | -0.052 | 1.242 |
1.3,1.3) | (0.087) | (1.254) | (0.178) | (1.257) | (0.104) | (1.243) |
ρ(0.6 | 0.012 | -0.198 | -0.013 | -0.201 | 0.009 | -0.203 |
0.6,0.6) | (0.019) | (0.199) | (0.039) | (0.206) | (0.023) | (0.204) |
σ2(1.0, | 0.046 | 0.056 | 0.039 | |||
1.0,1.0) | (0.070) | (0.145) | (0.084) | |||
d2(0., | 0.000 | 0.001 | 0.000 | |||
0.,0.) | (0.000) | (0.001) | (0.000) | |||
EM-W | Kim | Proportion | ||||
Mean (RMSE) SD | Mean (RMSE) SD | (EM-W is better) | ||||
Error rate | 0.154 (0.154) 0.011 | 0.161 (0.162) 0.012 | 835/1000 | |||
Rand | 0.796 (0.204) 0.014 | 0.783 (0.217) 0.016 | 912/1000 | |||
Adjusted | 0.590 (0.411) 0.028 | 0.566 (0.435) 0.031 | 896/1000 | |||