Mathematical Problems in Engineering

Research Article

Centralized Maintenance Time Prediction Algorithm for Freight Train Wheels Based on Remaining Useful Life Prediction

Table 3

The standard deviation of drift parameters at different mileage.
Monitoring mileage (km)106200276348415492
2.20 × 10−71.07 × 10−77.00 × 10−85.32 × 10−84.20 × 10−83.47 × 10−8