Machine-learning based methodologies for 3d x-ray measurement, characterization and optimization for buried structures in advanced ic packages. - Ramanpreet Singh Pahwa; Soon Wee Ho; Ren Qin; Richard Chang 002; Oo Zaw Min; Jie Wang 042; Vempati Srinivasa Rao; Tin Lay Nwe; Yanjing Yang; Jens Timo Neumann; Ramani Pichumani; Thomas Gregorich (CoRR, 2021)