Research Article

Artificial Neural Network Model for Monitoring Oil Film Regime in Spur Gear Based on Acoustic Emission Data

Table 4

FFBP performance.

FFBP networkMSEMAEMAPE

S1L12.6965 × 10−41.3 × 10−33.127 × 10−2
S1L21.0253 × 10−47.05 × 10−31.784 × 10−1
S1L31.3524 × 10−52.6 × 10−31.617 × 10−1
S2L19.4002 × 10−56.6 × 10−32.359 × 10−1
S2L27.1003 × 10−41.01 × 10−28.836 × 10−1
S2L31.1 × 10−31.5 × 10−29.447 × 10−1