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Modeling Asynchronous Event Dynamics

In this talk we discuss the development of machine learning and data mining methodology and algorithms for modeling, learning and control of temporal marked point processes. We are especially interested in understanding and modeling of how the occurrences of a specific type of events at present and future depend on the occurrences of events of the same and other types happened in the past, and how this dynamic dependency exhibits heterogeneity across a population and across time. Ultimately, we want to leverage our knowledge of the dynamic properties of temporal marked point processes to manipulate and control their time evolution in order to achieve more desirable outcomes. We will also discuss applications of the methodology and algorithms in social networks, health informatics and Web search.

Bio

Hongyuan Zha received his B.S. degree in mathematics from Fudan University in Shanghai in 1984, and his Ph.D. in scientific computing from Stanford University in 1993. He was a faculty member of the Department of Computer Science and Engineering at Pennsylvania State University from 1992 to 2006, and he also worked from 1999 to 2001 at Inktomi Corporation. He is now a professor at the College of Computing of Georgia Institute of Technology. His current research interests include Web search, social media and machine learning applications.

Speaker

Hongyuan Zha

Date

Friday, April 8, 2016

Time

12-1pm

Location

Math Tower S240