Sifei Liu is a senior research scientist at Nvidia Research in Santa Clara, US. Her research interests are in computer vision (low-level vision, semantic segmentation, 3D scene understanding), deep learning (graph-structured networks, self-supervised learning), and the combination of both. She also worked as an intern student in Baidu IDL, multimedia lab in CUHK, and NVIDIA research. She was the recipient of Baidu Graduate Fellowship in 2013, and NVIDIA Pioneering Research Award in 2017.