Machine learning algorithms for prediction of penetration depth and geometrical analysis of weld in friction stir spot welding processAbdulbaseer S. Bahedh, Akshansh Mishra, Raheem Al-Sabur and Ahmad K. JassimMetall. Res. Technol., 119 3 (2022) 305DOI: https://doi.org/10.1051/metal/2022032