A novel approach of online monitoring for laser powder bed fusion defects: Air-borne Acoustic Emission and Deep Transfer Learning
Zhiwen Li, Zhifen Zhang, Shuai Zhang, Zijian Bai, Rui Qin, Jing Huang, Jie Wang, Ke Huang, Qi Zhang, Guangrui Wen
Topics & Concepts
Transfer of learningAcoustic emissionSpectrogramMaterials scienceDeep learningComputer scienceProcess (computing)Feature (linguistics)Artificial intelligenceFusionConstraint (computer-aided design)Pattern recognition (psychology)AcousticsMechanical engineeringEngineeringLinguisticsOperating systemPhilosophyComposite materialPhysicsAdditive Manufacturing Materials and ProcessesWelding Techniques and Residual StressesThermography and Photoacoustic Techniques