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

<div>The decomposition results of <i>x</i>(<i>n</i>) generated by VMD. (a) The IMF corresponding to the square component. (b) The IMF corresponding to the AM-FM sinusoidal component.</div>

Mathematical Problems in Engineering

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Figure 4

Figure 4: Feature Extraction of Double Pulse Metal Inert Gas Welding Based on Broadband Mode Decomposition and Locality Preserving Projection 