Ming-Feng Tsai's (蔡銘峰) Homepage

Assistant Professor

Department of Computer Science
National Chengchi University

Office: Health Center R404（健康中心 404）
Phone: 886-2-8237-7448
Email:

Latest News:

• It's my honor and privilege to serve as the program committee members of SIGIR 2012, ECIR 2012, WWW 2011, CIKM 2011. (2012.01)
  
• RECRUITING!! If you are interested in Web search and mining or related research, welcome to join us!! You can contact me via email first, and then I will arrange a meeting for you. (2011.03)
  

Education | Experience | Publications | Patents | Patents | Services | Honors | Teaching

Education

• 2003 - 2009       Ph.D., Department of Computer Science and Information Engineering, National Taiwan University
                             Advisor: Prof. Hsin-Hsi Chen
                             Doctoral Thesis: Learning to Rank for Information Retrieval
  
  
• 2001 - 2003       M.S., Department of Computer Science and Information Engineering, National Taiwan University
                             Advisor: Prof. Hsin-Hsi Chen
                             Master Thesis: A Study of Sentence Relevance and Novelty Detection
  
  
• 1997 - 2001       B.S., Department of Information Engineering and Computer Science, Feng-Chia University.

Experience

• Research
  • Sep. 2010 - Feb. 2011       Postdoctoral Visitor, University of Illinois at Urbana-Champaign
                                               Advisor: Prof. Kevin Chen-Chuan Chang
                                               Participated group: DAIS Group
                                               Participated project: WISDM Project
                                              
  • Oct. 2009 - Jul. 2010         Research Fellow, National University of Singapore
                                               Advisor: Prof. NG Hwee Tou
                                               Participated group: Computational Linguistics Lab
                                               Participated project: Machine Translation for Resource-Poor Languages
    
    
  • Oct. 2005 - Sep. 2006       Student Intern, Microsoft Research Asia
                                               Mentors: Dr. Wei-Ying Ma and Dr. Tie-Yan Liu
                                               Participated group: Web Search & Mining Group
                                               Participated projects: Learning to Rank and Anti Spam
    
    
• Teaching
  • Feb. 2009 - Jul. 2009   Teaching Assistant, Information Retrieval
  • Sep. 2008 - Jan. 2009   Teaching Assistant, Machine Learning
  • Feb. 2008 - Jul. 2008   Teaching Assistant, Information Retrieval
  • Feb. 2007 - Jul. 2007   Teaching Assistant, Systems Programming
    
    
  • 2004 - 2009    Instructor, Information System Training Program of CSIE, NTU (Course: Java Programming)
    
    
• Miscellaneous
  • 2007 - 2008       Evaluator, Windows Live Spaces Gadgets Competition
  • 2002 - 2005       System Administrator, Natural Language Processing Lab, NTU

Publications

• Ming-Feng Tsai, Chih-Wei Tzeng, and Arbee L.P. Chen. Discovering Leaders from Social Network by Action Cascade. Proceedings of the Fifth Workshop on Social Network Systems (SNS'12), pages 12:1-12:2, 2012. [link] [pdf]
  
  
• Ming-Feng Tsai, Hsin-Hsi Chen, and Yu-Ting Wang. Learning a Merge Model for Multilingual Information Retrieval. Information Processing and Management, 47(5): 635-646, 2011. [link] [pdf]
  
  
• Ming-Feng Tsai, Shang-Tse Chen, Yao-Nan Chen, Chun-Sung Ferng, Chia-Hsuan Wang, Tszy-Yu Wen, and Hsuan-Tien Lin. An Ensemble Ranking Solution to the Yahoo! LTR Challenge. National Taiwan University, Technical Report, September 2010. [link] [slides] [pdf]
  
  
• Ming-Feng Tsai, Preslav Nakov, and Hwee Tou Ng. Morphological Analysis for Resource-Poor Machine Translation. National University of Singapore Department of Computer Science Technical Report TR22/10, December 2010. [pdf]
  
  
• Ming-Feng Tsai. Learning to Rank for Information Retrieval. PhD Thesis, 2009.
  
  
• Ming-Feng Tsai, Yu-Ting Wang, and Hsin-Hsi Chen. A Study of Learning a Merge Model for Multilingual Information Retrieval. Proceedings of the 31th annual international ACM SIGIR conference on Research and development in information retrieval (SIGIR'08), pages 195-202, 2008. (17% acceptance) [pdf]
  
  
• Ming-Hung Hsu, Ming-Feng Tsai, and Hsin-Hsi Chen. Combining WordNet and ConceptNet for Automatic Query Expansion: A Learning Approach . Proceedings of the Fourth Asia Information Retrieval Symposium (AIRS'08), Lecture Notes in Computer Science, 4993: 213-224, 2008. (27% acceptance)
  
  
• Tao Qin, Xu-Dong Zhang, Ming-Feng Tsai, De-Sheng Wang, Tie-Yan Liu, and Hang Li. Query-level Loss Functions for Information Retrieval. Information Processing and Management, 44(2): 838-855, 2008. [pdf]
  
  
• Ming-Feng Tsai, Tie-Yan Liu, Tao Qin, Hsin-Hsi Chen, and Wei-Ying Ma. FRank: a ranking method with fidelity loss. Proceedings of the 30th annual international ACM SIGIR conference on Research and development in information retrieval (SIGIR'07), pages 383-390, 2007. (17% acceptance) [pdf]
  
  
• Zhe Cao, Tao Qin, Tie-Yan Liu, Ming-Feng Tsai, Hang Li. Learning to Rank: From Pairwise Approach to Listwise Approach. Proceedings of the 24th international conference on Machine learning (ICML'07), pages 129-136, 2007. (29% acceptance) [pdf]
  
  
• Ming-Hung Hsu, Ming-Feng Tsai, and Hsin-Hsi Chen. Query Expansion with ConceptNet and WordNet: An Intrinsic Comparison. Proceedings of the Third Asia Information Retrieval Symposium (AIRS'06), Lecture Notes in Computer Science, 4182: 1-13, 2006. (23% acceptance)
  
  
• Ming-Hung Hsu, Ming-Feng Tsai, and Hsin-Hsi Chen. Multilingual Relevant Sentence Detection Using Reference Corpus. Proceedings of the First Asia Information Retrieval Symposium (AIRS'04), Lecture Notes in Computer Science, 3411: 165-177, 2004. (30% acceptance)
  
  
• Hsin-Hsi Chen, Ming-Feng Tsai, and Ming-Hung Hsu. Identification of Relevant and Novel Sentences Using Reference Corpus. Proceedings of the 26th European Conference on Information Retrieval (ECIR'04), Lecture Notes in Computer Science, 2997: 85-98, 2004. (32% acceptance)
  
  
• Ming-Feng Tsai. A Study of Sentence Relevance and Novelty Detection. Master Thesis, 2003.
  
  
• Ming-Feng Tsai, Ming-Hung Hsu, and Hsin-Hsi Chen. Approach of information retrieval with reference corpus to novelty detection. Proceedings of the Twelfth Text REtrieval Conference. Gaithersburg, NIST Special Publication: SP 500-255, pages 474–479, 2003.
  
  
• Ming-Feng Tsai and Hsin-Hsi Chen. Some Similarity Computation Methods in Novelty Detection. Proceedings of the Eleventh Text REtrieval Conference. Gaithersburg, NIST Special Publication: SP 500-251, 2002.

Patents

• Learning a Document Ranking Function Using Fidelity-Based Error Measurements, US Patent 41826.8341, Pending 2006.

Professional Services

• Program Committee Member
  SIGIR 2012, ECIR 2012, WWW 2011, CIKM 2011, SIGIR 2010, CIKM 2010, ACL2010 Student Research Workshop, CIKM 2009
  
  
• Journal Reviewer
  ACM Transactions on Asian Language Information Processing (TALIP), IEEE MultiMedia (MM), IEEE Transactions on Neural Networks (TNN), Journal of Natural Language Engineering (JNLE), Journal of Information Science and Engineering (JISE)

Honors and Awards

• NSC Postdoctoral Research Abroad Award, Taiwan, 2010
  中華民國行政院國家科學委員會補助赴國外從事博士後獎學金
  
  
• PhD Thesis Award of TAAI, Taiwan, 2009
  中華民國人工智慧學會『博士論文獎』, 2009
  
  
• Outstanding Teaching Assistant of CSIE, NTU, 2009 (Course: Machine Learning)
  國立台灣大學電機資訊學院資訊學群『傑出助教獎』, 2009（課程：機器學習）
  
  
• Outstanding Teaching Assistant of CSIE, NTU, 2008 (Course: Information Retrieval and Extraction)
  國立台灣大學電機資訊學院資訊學群『傑出助教獎』, 2008（課程：資訊檢索與擷取）
  
  
• Student Travel Grant for SIGIR 2008
  
  
• Student Grant of Foundation for the Advancement of Outstanding Scholarship, Taiwan, 2008
  財團法人傑出人才發展基金會『優秀學生出國開會補助』, 2008
  
  
• Student Travel Grant for SIGIR 2007
  
  
• Best Intern of the Year, Microsoft Research Asia, 2006
  Invited to visit the headquarters of Microsoft and Bill Gate's house in Redmond
  
  Here is a brief excerpt:
  One of the interns sent by Professor Chen was awarded by MSRA "Best Intern of the Year."
  The award offered the Ph.D. student, Ming-Feng Tsai, a trip to Bill Gate's home for a BBQ
  in the summer of 2006; and the successful story caught great media attention in Taiwan.
  
  
• Master Thesis Award of ACLCLP, Taiwan, 2003
  中華民國計算語言學學會『碩士論文獎』, 2003

Teaching

• Spring 2012
• Machine Learning Techniques for Applications (co-teach with Chao-Lin Liu and Man-Kwan Shan) [Moodle]*
• Web Search and Mining [WM3]*
• Computer Programming II [WM3]*


• Fall 2011
• Social Network and Applications [WM3]*
• Computer Programming I [WM3]*


• Spring 2011
• Social Network and Applications [WM3]*
• Computer Programming II [WM3]*

*: for registered students only

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