Health Diagnosis of Roadheader Based on Reference Manifold Learning and Improved <i>K</i>-Means

<div>The trend of HEI. ◊: low-dimensional spatial characteristics of health comparison signals after LLE processing; ✫: low-dimensional spatial characteristics of analysis signals after LLE processing; ■: the center of low-dimensional characteristics of health comparison signals; ●: the center of low-dimensional characteristics of analysis signals.</div>

Shock and Vibration

fig11

Figure 11

Figure 11: Health Diagnosis of Roadheader Based on Reference Manifold Learning and Improved <i>K</i>-Means 

Shock and Vibration

Health Diagnosis of Roadheader Based on Reference Manifold Learning and Improved K-Means

Figure 11