Feature Extraction of Double Pulse Metal Inert Gas Welding Based on Broadband Mode Decomposition and Locality Preserving Projection

<div>The decomposed results generated by VMD. (a–c) The generated effective component of <i>y</i>(<i>n</i>) as SNR = −10, −5, and 0, respectively. The red dotted line is the real component and the black solid line is the generated effective component.</div>

Mathematical Problems in Engineering

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Figure 8

Figure 8: Feature Extraction of Double Pulse Metal Inert Gas Welding Based on Broadband Mode Decomposition and Locality Preserving Projection 