Baseline-free nonlinear laser ultrasonic imaging of fatigue cracks with micron-scale width using multivariate phase space reconstruction and chaotic features
Qichao Cheng, Jun He, Shixi Yang, Zixuan Guo, Xin Xiong
Topics & Concepts
Nonlinear systemChaoticUltrasonic sensorMultivariate statisticsBaseline (sea)Phase (matter)Materials scienceAcousticsScale (ratio)Phase spaceOpticsMathematicsPhysicsArtificial intelligenceComputer scienceGeologyStatisticsOceanographyThermodynamicsQuantum mechanicsUltrasonics and Acoustic Wave PropagationStructural Health Monitoring TechniquesThermography and Photoacoustic Techniques