Semi-supervised machine learning of optical in-situ monitoring data for anomaly detection in laser powder bed fusion

• Main Authors: Nguyen, Ngoc Vu, Hum, Allen Jun Wee, Do, Truong, Tran, Tuan
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Mechanical engineering; Machine Learning; Additive Manufacturing
• Online Access: https://hdl.handle.net/10356/168586
• Institution: Nanyang Technological University

Laser powder bed fusion (L-PBF) is one of the most widely used metal additive manufacturing technology for fabrication of functional and structural components. However, inconsistency in quality and reliability of L-PBF products is still a significant barrier preventing it from wider adoption. Machin...