Research map / Learning theory and algorithms / Sample complexity
Interpretable Predictive Modeling for Climate Variables with Weighted Lasso
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| use distance-proportional weights in l1 penalty instead of uniform weights (Lasso) | Lasso · CMCC-CESM Brazil | RMSE: 0.6681 ± 0.0317 -> 0.6580 ± 0.0344 | No clear effect |
| use distance-proportional weights instead of uniform weights | Lasso · Brazil variable selection | selection stability and proximity | Helped |
| use weighted Lasso instead of Deep nets | Deep nets · INM-CM4 Brazil | RMSE: 0.9144 ± 0.0304 -> 0.7641 ± 0.0173 | Helped |
| use weighted Lasso instead of GBT | GBT · INM-CM4 Peru | RMSE: 0.8164 ± 0.0184 -> 0.7127 ± 0.0144 | Helped |
| use weighted Lasso instead of PCR | PCR · INM-CM4 Brazil | RMSE: 1.2030 ± 0.0637 -> 0.7641 ± 0.0173 | Helped |
| add l1 regularization to Deep nets (ablation) | Deep nets · CMCC-CESM Brazil | RMSE: 0.8151 ± 0.0364 -> 0.6931 ± 0.0260 | Helped |
| add l2 regularization to Deep nets (ablation) | Deep nets · CMCC-CESM Brazil | RMSE: 0.8151 ± 0.0364 -> 0.8458 ± 0.0744 | No clear effect |
| add l1+l2 regularization to Deep nets (ablation) | Deep nets · CMCC-CESM Brazil | RMSE: 0.8151 ± 0.0364 -> 1.0635 ± 0.1308 | Hurt |
| increase mini-batch size (ablation) | Deep nets (8 layers) · CMCC-CESM land targets | RMSE | Helped |
| increase hidden units from 1 to 64 (ablation) | Deep nets · CMCC-CESM Brazil | RMSE | No clear effect |
| use 8 hidden layers instead of 1 (ablation) | Deep nets · CMCC-CESM Brazil | RMSE | Helped |
| use pretrained Resnet-50 with transfer learning instead of MLP Deep nets (ablation) | Deep nets · CMCC-CESM Brazil | RMSE: 0.8151 ± 0.0364 -> 1.2972 ± 0.4109 | Hurt |
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