Excavator Grading on Real-world
1RMSEForce preload + cross-coupling
Evaluation Results
| Method | Links | |
|---|---|---|
| Force preload + cross-couplingMachine specificity=tuned on 6 t LS excavator, Arch.=LS2026.05 | 1 | |
| Hydraulic FF + PID + MPCMachine specificity=~20 min, explicit calibration, Arch.=LS + NFC2026.05 | 1.4 | |
| Coupled non-linear PIMachine specificity=tuned on one machine, Arch.=N/A2026.05 | 2 | |
| Learned model inversionMachine specificity=several hours of machine-specific data, Arch.=unclear2026.05 | 2 | |
| Contour following + PIMachine specificity=tuned on 1.5 t machine, Arch.=N/A2026.05 | 2.34 | |
| Commercial, ProprietaryMachine specificity=retrofittable, Arch.=various2026.05 | 4 |