Student at Carnegie Mellon University
Greater Pittsburgh Area
Student at Carnegie Mellon University
Greater Pittsburgh Area
Ph.D. Student. Research area: data mining and machine learning.
data mining and statistical modeling in web search, bioinformatics, etc.
(Educational Institution; Higher Education industry)
August 2005 — Present (4 years 4 months)
Graduate Assistant in Data Mining and Machine Learning
Current and past research projects:
* Feature extraction and graph-based mining of 2D and 3D fruit fly embryo images;
* Modeling and analysis of web search user interaction and click log;
* Model-based reconstruction of temporally evolving network topologies;
* A switching Kalman filter model for the analysis of biological data from array CGH experiments;
* A Bayesian statistical model for multimedia information retrieval.
(Privately Held; Internet industry)
June 2009 — August 2009 (3 months)
Dashboarding and modeling for talent match, the LinkedIn proprietary product to make automatic recommendation of qualified job candidates, to summarize and monitor key performance metrics regularly, and leverage user feedback to help improve the recommendation.
(Public Company; MSFT; Computer Software industry)
June 2008 — August 2008 (3 months)
Research Intern at Search Quality & Cyber-Intelligence Lab under Internet Services Research Center - Redmond. Statistical modeling and algorithm design for analyzing click log data to infer user perceived relevance of web documents and evaluate search engine performance. Intern projects led to three published conference papers on:
(i) dependent click model (WSDM'09);
(ii) click chain model (WWW'09);
(iii) Bayesian browsing model (KDD'09).
(Public Company; YHOO; Internet industry)
May 2007 — August 2007 (4 months)
Intern at Data Mining and Research Group. Algorithm design for extracting topics from keyword sets created by advertiser bids, generating quality scores as a ranking feature, and providing automatic feedback to improve low quality ads.
Ph.D. , Computer Science , 2005 — 2011 (expected)
Advisor: Christos Faloutsos
M.S. in Computer Science, May 2008
B. Eng. , Computer Science and Technology , 2001 — 2005