Huizhong Duan Ph.D. Candidate Department of Computer Science University of Illinois at Urbana-Champaign Office: 2113 Siebel Center Address: 201 N Goodwin Ave, Urbana, IL 61801 Phone: (217)244-1036 Email:

A Brief Bio

I am a Ph.D. student in Text Information Management group, Data and Information Systems lab. My advisor is Prof. ChengXiang Zhai. Prior to UIUC, I received my bachelor (2006) and master (2009) degree in computer science from Shanghai Jiao Tong University.

My research interests include information retrieval, text mining, natural language processing and machine learning.

Selected Publications

• Huizhong Duan, Rui Li and ChengXiang Zhai. "Automatic Query Reformulation with Syntactic Operators to Alleviate Search Difficulty", poster paper of the 20th ACM Conference on Information and Knowledge Management (CIKM 2011). (PDF)

• Huizhong Duan and Bo-June (Paul) Hsu. "Online Spelling Correction for Query Completion", in Proc. of the 20th In ternational World Wide Web Conference (WWW 2011). (PDF)

• Huizhong Duan and Chengxiang Zhai. "Exploiting Thread Structure to Improve Smoothing of Language Models for Forum Post Retrieval", in Proc. of the 33rd European Conference on Information Retrieval (ECIR 2011), Apr. 19-21, 2011, Dublin, Ireland. (PDF,Data)

• Huizhong Duan, Yunbo Cao, Chin-Yew Lin and Yong Yu: "Searching Questions by Identifying Question Topic and Question Focus", in Proc. of the 46th Annual Meeting of the Association for Computational Linguistics:Human Language Technologies (ACL 2008:HLT), June 15-20, 2008, Columbus, Ohio, USA. (PDF,Slides)

Work Experience

• Microsoft Research (May. 2011--Aug. 2011): Internship in Internet Service Research Center (ISRC).

• Microsoft Research (May. 2010--Aug. 2010): Internship in External Research group and Internet Service Research Center (ISRC).

• Microsoft Research Asia (Sep. 2007--Mar. 2008): Internship in Natural Language Computing (NLC) group.

• Intel (China) Limited (Jan. 2006--Mar. 2006): Internship in Java and Graphics team of Intel Asia-Pacific Research and Development Ltd.

Awards

• Second Place (with Yanen Li and ChengXiang Zhai) in Microsoft Speller Challenge (2011)

• Tyco International Scholarship (2008)

• Don and Betty Walker Student Scholarship (2008)

• Tung OOCL Scholarship (2007)

• Excellent Academic Scholarship of Shanghai Jiao Tong University (2005)

• Excellent Academic Scholarship of Shanghai Jiao Tong University (2004)

• Excellent Academic Scholarship of Shanghai Jiao Tong University (2003)

• Triple A Student Honor of Shanghai Jiao Tong University (2003)

• Excellent Student Honor of Shanghai Jiao Tong University (2003)