Research Article
A Note on the Adaptive LASSO for Zero-Inflated Poisson Regression
Table 2
Results of Simulations
1–
3. Average (over 200 replications) of Mean Absolute Scale Errors (MASEs) of AMAZonn and EM LASSO is reported.
| | | | Simulation 1 | Simulation 2 | Simulation 3 | AMAZonn - EM SEAL | AMAZonn - EM AL | EM LASSO | AMAZonn - EM SEAL | AMAZonn - EM AL | EM LASSO | AMAZonn - EM SEAL | AMAZonn - EM AL | EM LASSO |
| | | | 0.91 | 0.92 | 0.91 | 0.60 | 0.61 | 0.62 | 0.97 | 1.03 | 1.00 | | | 0.90 | 0.90 | 0.91 | 0.60 | 0.60 | 0.61 | 0.97 | 0.99 | 1.00 | | | 0.91 | 0.91 | 0.92 | 0.58 | 0.58 | 0.60 | 0.97 | 0.98 | 0.98 | | | 1.12 | 1.13 | 1.12 | 0.75 | 0.75 | 0.76 | 1.18 | 1.23 | 1.23 | | | 1.05 | 1.05 | 1.06 | 0.73 | 0.73 | 0.74 | 1.11 | 1.17 | 1.20 | | | 1.03 | 1.03 | 1.04 | 0.71 | 0.71 | 0.72 | 1.11 | 1.16 | 1.16 | | | 1.28 | 1.28 | 1.27 | 0.87 | 0.87 | 0.87 | 1.40 | 1.46 | 1.46 | | | 1.16 | 1.16 | 1.17 | 0.84 | 0.84 | 0.85 | 1.28 | 1.33 | 1.36 | | | 1.15 | 1.15 | 1.19 | 0.80 | 0.80 | 0.82 | 1.23 | 1.30 | 1.31 |
| | | | 1.05 | 1.06 | 1.09 | 0.63 | 0.63 | 0.63 | 0.96 | 1.01 | 0.99 | | | 1.04 | 1.04 | 1.05 | 0.61 | 0.61 | 0.62 | 0.95 | 0.97 | 0.99 | | | 0.96 | 0.96 | 0.98 | 0.58 | 0.58 | 0.59 | 0.97 | 0.98 | 0.98 | | | 1.21 | 1.22 | 1.22 | 0.75 | 0.75 | 0.76 | 1.19 | 1.22 | 1.23 | | | 1.18 | 1.18 | 1.21 | 0.71 | 0.71 | 0.72 | 1.14 | 1.19 | 1.22 | | | 1.13 | 1.14 | 1.18 | 0.68 | 0.68 | 0.70 | 1.13 | 1.18 | 1.17 | | | 1.42 | 1.43 | 1.42 | 0.83 | 0.84 | 0.83 | 1.34 | 1.40 | 1.43 | | | 1.26 | 1.26 | 1.32 | 0.80 | 0.81 | 0.82 | 1.27 | 1.32 | 1.35 | | | 1.23 | 1.23 | 1.30 | 0.75 | 0.75 | 0.77 | 1.27 | 1.34 | 1.33 |
| 0.8 | | | 1.32 | 1.31 | 1.36 | 0.62 | 0.63 | 0.63 | 0.96 | 1.00 | 1.01 | | | 1.13 | 1.13 | 1.23 | 0.59 | 0.59 | 0.61 | 0.97 | 0.99 | 1.01 | | | 1.13 | 1.13 | 1.21 | 0.56 | 0.56 | 0.58 | 0.95 | 0.96 | 0.96 | | | 1.52 | 1.52 | 1.58 | 0.71 | 0.72 | 0.72 | 1.18 | 1.21 | 1.23 | | | 1.31 | 1.32 | 1.45 | 0.68 | 0.68 | 0.69 | 1.12 | 1.19 | 1.20 | | | 1.24 | 1.24 | 1.37 | 0.64 | 0.64 | 0.64 | 1.12 | 1.17 | 1.16 | | | 1.56 | 1.58 | 1.61 | 0.78 | 0.78 | 0.78 | 1.37 | 1.42 | 1.44 | | | 1.44 | 1.45 | 1.65 | 0.73 | 0.73 | 0.76 | 1.29 | 1.34 | 1.39 | | | 1.33 | 1.36 | 1.52 | 0.69 | 0.70 | 0.69 | 1.26 | 1.33 | 1.34 |
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