Tan Xu, a senior-inventive scientist at the AT&T Research Labs. He is specialized in multimedia processing (most notably on text, image, and video), information retrieval and management, big data analytics, and applying machine learning, deep learning and artificial intelligence technologies in solving real-world data related problems. His current research interests center around computer vision, extended reality (VR/AR/MR), panoramic and volumetric videos, IoT and mobile network. He earned his Ph.D.(2015) in Information Science from the University of Maryland, College Park.