Towards Theoretical Understanding of Overparametrization in Deep Learning

Guest Speaker: Jason Lee, Assistant Professor, University of Southern California Date/Time: Thursday, October 4, 2018, 2:00 pm Location: 3403 Siebel Sponsored by the Department of Computer Science and DAIS   Abstract: We provide new theoretical insights on why over-parametrization is effective in learning neural networks. For a k hidden node shallow network with quadratic activation […]

Mao Ye, Associate Professor of Finance, University of Illinois at Urbana-Champaign, “Big Data in Finance”

Location: 3124 SC Time: 4:00-5:00pm Friday, June 15, 2018 Abstract. Modern financial markets generate vast quantities of data.  As the data environment has become increasingly “big” and analyses increasingly computerized, the information that different market participants extract and use has grown more varied and diverse.  At one extreme, high-frequency traders (HFTs) implement ultra-minimalist algorithms optimized for […]

Dr. Chao Liu, CEO of TianYanCha Inc,”TianYanCha: The Heterogeneous Information Network of Chinese Enterprises”

Date: Friday, May 12, 2017 Time: 2-3pm Location: 4405 Siebel Center Speaker: Dr. Chao Liu, CEO of TianYanCha Inc Title: TianYanCha: The Heterogeneous Information Network of Chinese Enterprises Abstract: TianYanCha Inc. ( is the No. 1 Business Investigation Platform in China, supported by the State’s venture capital. It accumulates all the public information about 120 […]

Xifeng Yan, Professor, UCSB, “Knowledge Graph and Question Answering”

Date: Monday, March 27, 2017 Time: 9:30 AM Location: 3405 Siebel Center Speaker: Xifeng Yan, University of California at Santa Barbara Title: Knowledge Graph and Question Answering Abstract:  The paradigm of information search is undergoing a significant transformation due to the rise of mobile devices. Techniques that can directly answer user questions and help users […]