About Me

I am a Ph.D. Student majoring in Computer Science at Columbia University, advised by Professor Luis Gravano and Professor Daniel Hsu.

I had been a full-time senior machine learning engineer at Petuum Inc for two years, working on natural language processing projects, especially in medical domain.

Before that, I gradudated from Master of Language Technologies (MLT) program at Language Technologies Institute, Carnegie Mellon University. It is a research-oriented program. I was working with Professor Jamie Callan on information retrieval and web mining.

Before comming to CMU, I earned my Bachelor degree from Beihang University. I worked as a research assistant under the supervison of Professor Yiqun Liu at Tsinghua University.

You can reach me via emails:
(Work) keyang.xu at columbia dot edu (Personal) xky0714 at gmail dot com