Data Science in Engineering, Volume 9: Proceedings of the 40^th IMAC, A Conference and Exposition on Structural Dynamics, 2022, the nineth volume of nine from the Conference brings together contributions to this important area of research and engineering. The collection presents early findings and case studies on fundamental and applied aspects of Data Science in Engineering, including papers on:

• Novel Data-driven Analysis Methods
• Deep Learning Gaussian Process Analysis
• Real-time Video-based Analysis
• Applications to Nonlinear Dynamics and Damage Detection
• High-rate Structural Monitoring and Prognostics