Table 1 Bias and RMSE in brackets from 1000 simulated datasets (generated from new EMMIX-WIRE (EM-W) model with equal to 0.5)
First component | Second component | Third component | ||||
|---|---|---|---|---|---|---|
Parameters | EM-W | Kim | EM-W | Kim | EM-W | Kim |
p(0.585, | -0.002 | 0.016 | -0.009 | -0.001 | 0.011 | -0.015 |
0.1,0.315) | (0.045) | (0.052) | (0.033) | (0.029) | (0.051) | (0.051) |
a0(0.3, | 0.002 | 0.008 | -0.006 | -0.036 | -0.003 | -0.009 |
1,0.2) | (0.135) | (0.137) | (0.175) | (0.186) | (0.186) | (0.182) |
a1(0.03, | -0.001 | -0.018 | 0.024 | 0.004 | 0.004 | -0.001 |
1,0.02) | (0.119) | (0.124) | (0.272) | (0.160) | (0.175) | (0.152) |
b1(0.06, | 0.009 | -0.015 | -0.164 | 0.031 | 0.027 | 0.008 |
0.9,0.01) | (0.119) | (0.132) | (0.223) | (0.160) | (0.149) | (0.183) |
θ2(0.5, | 0.055 | 1.543 | 0.089 | 1.346 | 0.110 | 1.443 |
0.5,0.5) | (0.082) | (1.547) | (0.164) | (1.349) | (0.152) | (1.446) |
ρ(0.6 | -0.023 | -0.395 | -0.043 | -0.372 | -0.043 | -0.392 |
0.6,0.6) | (0.036) | (0.397) | (0.082) | (0.374) | (0.058) | (0.394) |
σ2(1.0, | 0.0171 | -0.017 | 0.011 | |||
1.0,1.0) | (0.055) | (0.127) | (0.088) | |||
d2(0.4, | -0.112 | -0.091 | -0.118 | |||
0.2,0.3) | (0.145) | (0.102) | (0.134) | |||
EM-W | Kim | Proportion | ||||
Mean (RMSE) SD | Mean (RMSE) SD | (EM-W is better) | ||||
Error rate | 0.036 (0.044) 0.026 | 0.099 (0.108) 0.044 | 986/1000 | |||
Rand | 0.954 (0.056) 0.032 | 0.863 (0.149) 0.060 | 993/1000 | |||
Adjusted | 0.906 (0.113) 0.064 | 0.726 (0.299) 0.120 | 993/1000 | |||