Explainability

Understand what drives each yield prediction through SHAP feature attribution, temporal attention weights, and counterfactual management sweeps.

SHAP Feature Attribution

Shapley values for scenario: DKC52-61 · Iowa—Ames 2022 · N=140 kg/ha

Positive impact Negative impact

GDD (Jun–Aug)

+0.82

Nitrogen Rate

+0.61

Genotype PCA-1

+0.54

Drought Stress Index

-0.48

Planting Density

+0.37

VPD (July peak)

-0.33

Genotype PCA-2

+0.29

Soil Organic Carbon

+0.24

Late-season Precip.

+0.19

Planting Date

-0.15

Tillage Practice

+0.11

Irrigation Timing

+0.08

Base value: 9.48 t/ha · Model output: 10.12 t/ha · Sum of SHAP values: +0.64 t/ha