Research Article

Bearing Degradation Process Prediction Based on the Support Vector Machine and Markov Model

Table 2

The result of the state division and the prediction results.

Prediction numberPrediction errorStatePrediction numberPrediction errorStatePrediction numberPrediction errorState

1−0.001622231−0.014505261−0.0099962
2−0.003811232−0.017872262−0.0155322
3−0.003841233−0.022864263−0.0418071
4−0.007212234−0.031673164−0.0223122
5−0.008162235−0.033233165−0.0345371
6−0.02057236−0.05774166−0.0607721
7−0.023467137−0.090116167−0.107521
8−0.026518138−0.04199168−0.0960341
9−0.02786139−0.034686169−0.123971
10−0.027196140−0.032578170−0.137111
11−0.038575141−0.010655271−0.137121
12−0.025033142−0.013265272−0.031951
13−0.018556243−0.006294273−0.029581
14−0.019786244−0.007407274−0.196451
15−0.01983245−0.021696275−0.183641
16−0.020994246−0.0172192760.243553
17−0.032989147−0.0377281770.436123
18−0.019086248−0.0116782780.200923
19−0.013994249−0.001478279−0.058441
20−0.014597250−0.0039892800.762623
21−0.013641251−0.000382810.143413
22−0.014209252−0.005782820.282563
23−0.013578253−0.0250561830.13263
24−0.022126254−0.0458131840.33383
25−0.019049255−0.019962850.183773
26−0.013825256−0.052861
27−0.012682257−0.0191652
28−0.014012258−0.0395911
29−0.012089259−0.0152652
30−0.01567260−0.0586971