On-line defect recognition of MIG lap welding for stainless steel sheet based on weld image and CMT voltage: Feature fusion and attention weights visualization
Jie Wang, Zhifen Zhang, Zijian Bai, Shuai Zhang, Rui Qin, Jing Huang, Guangrui Wen
Topics & Concepts
WeldingSpectrogramVisualizationArtificial intelligenceVoltageImage fusionMaterials scienceSensor fusionComputer scienceShort-time Fourier transformPattern recognition (psychology)Fourier transformMechanical engineeringEngineeringImage (mathematics)Electrical engineeringFourier analysisMathematical analysisMathematicsWelding Techniques and Residual StressesNon-Destructive Testing TechniquesThermography and Photoacoustic Techniques