Research

• Researcher, Machine Learning and Applied Statistics (MLAS), Microsoft Research, 2006-present
Filed patents:
• W. Yih, J. Goodman, V. Carvalho, “Web Document Keyword and Phrase Extraction”
• W. Yih, J. Goodman, G. Hulten, “Improving Classification Using a Cascade Approach”
   
• Post-Doc Researcher, Learning for Messaging and Adversarial Problems (LMAP) team, Machine Learning and Applied Statistics (MLAS) group, Microsoft Research, 2005-2006
Filed patents:
• R. C. Moore, W. Yih, G. Andrew, K. Toutanova, “Weighted Linear Model”
• W. Yih, J. Goodman, L. Vanderwende, H. Suzuki, “Document Summarization by Maximizing Informative Content-words”
   
• Research Assistant, Cognitive Computation Group, Department of Computer Science,
  University of Illinois at Urbana-Champaign, 2001-2005
   
• Research Intern, Machine Learning and Applied Statistics Group, Microsoft Research, 2003
  Mentor: Joshua Goodman
I investigated methods of incorporating IP information in email to enhance the existing spam filter. The technology helps to catch as much as 100% more spam and has become part of the following patent applications.
• J. Goodman, R. Rounthwaite, G. Hulten, W. Yih, “Training Filters for IP Address and URL Learning”
• M. Mishra, G. Hulten, E. Murphy, J. Goodman, W. Yih, “Detecting Spoofed E-mail using HELO and Sender IP.”
   
• Research Assistant, Information Technology and Communication Services, College of Agricultural, Consumer and Environmental Sciences, University of Illinois at Urbana-Champaign, 2000-2001
   
• Research Assistant, The National Center for Supercomputing Applications (NCSA),
  University of Illinois at Urbana-Champaign, 1999-2000
   
• Research Assistant, Intelligent Mobile Agent Group, Department of Computer Science and Information Engineering, National Taiwan University, 1995-1997

Industry

• IT Consultant, C.A. Ton's Business Office, Taipei, Taiwan, 1998-1999
   
• Engineer, Armed Forces Taoyuan General Hospital, Taoyuan, Taiwan, 1997-1999
  (Military Service)
   
• System Designer & Programmer, Icomm Technology Co., Taipei, Taiwan, 1996

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