Table 11:
Gaussian and binary data with n = 200 and p = 1002 under MAR. Approximately 40% features and 88% cases contain missing values. Linear RR and MICE are not included due to running out of RAM. Detailed simulation setup information is in appendix.
| Models | Style | Time(s) | Imp MSE | Imp accu | Bias() | CR() | SE() | SD() |
|---|---|---|---|---|---|---|---|---|
| SoftImpute | SI | 21.8 | 0.0431 | 0.3331 | −0.2793 | 0.64 | 0.2156 | 0.2263 |
| GAIN | SI | 98.9 | 0.8942 | 0.3331 | 0.8610 | 0.24 | 0.1588 | 0.7651 |
| MIWAE | SI | 57.7 | 0.1267 | 0.6785 | 0.6658 | 0.04 | 0.1617 | 0.2030 |
| Sinkhorn | MI | 41.6 | 0.1076 | 0.3278 | 0.4201 | 0.73 | 0.3036 | 0.2883 |
| MI-NNGP1 | MI | 4.7 | 0.0116 | 0.6463 | −0.0147 | 0.94 | 0.1492 | 0.1495 |
| MI-NNGP1-BS | MI | 3.4 | 0.0145 | 0.6188 | −0.0115 | 0.98 | 0.1771 | 0.1436 |
| MI-NNGP2 | MI | 3.9 | 0.0089 | 0.7289 | 0.0126 | 0.99 | 0.1470 | 0.1247 |
| MI-NNGP2-BS | MI | 9.5 | 0.0093 | 0.7006 | −0.0014 | 0.98 | 0.1556 | 0.1258 |
| Complete data | - | - | - | - | 0.0156 | 0.96 | 0.1119 | 0.1041 |
| Complete case | - | - | - | - | 0.3856 | 0.70 | 0.2846 | 0.2937 |
| ColMean Imp | SI | - | 0.1255 | 0.3278 | 0.4643 | 0.71 | 0.3000 | 0.2362 |