Dragomir R. Radev

2907 Philadelphia DriveAnn Arbor, MI 48103

Office: (734) 615-5225, home: (734) 623-9259E-mail: radev@umich.edu

URL: http://tangra.si.umich.edu/~radevRESEARCH GROUP URL: http:/tangra.si.umich.edu/clair

RESEARCH INTERESTS:

Information retrieval and natural language processing (Web graph analysis, biologically-inspired natural language processing, text and data mining, summarization, text generation, information extraction), and in general: database systems, machine learning, artificial intelligence, and digital libraries

EMPLOYMENT:

09/2005 — University of Michigan (on leave 2006-2007) Ann Arbor, MIAssociate Professor,

School of Information (SI)Dept. of Electrical Engineering and Computer Science (EECS)Dept. of Linguistics

Faculty Member, Program in BioinformaticsFaculty Member, Center for Computational Medicine and Biology

01/2000 — 08/2005 University of Michigan Ann Arbor, MIAssistant Professor

08/1998 — 12/1999 IBM TJ Watson Research Center Hawthorne, NYResearch Staff Member

01/1999 — 12/1999 Columbia University New York, NYAdjunct Assistant ProfessorDepartment of Computer Science

EDUCATION:

09/1996 — 05/1999 Columbia University New York, NYPh.D., Computer Science

09/1993 — 05/1996 Columbia University New York, NYM.S., Computer Science

09/1991 — 05/1993 University of Maine Orono, MEB.A., Computer ScienceConcentration in Linguistics

10/1988 — 07/1991 Sofia Technical University Sofia, BulgariaUndergraduate student, Computer Systems

CURRENT EXTERNAL FUNDING:

10/01/2005 – 09/30/2008 BlogoCenter: Infrastructure for Collecting, Mining and Accessing BlogsNSFPI

(collaborative project with Junghoo Cho of UCLA)Amount: $291,963 (Michigan portion only)

09/01/2003 – 08/31/2006 Probabilistic and link-based Methods for Exploiting Very Large Textual Repositories NSF Principal Investigator Amount: $310,000

09/30/2003 – 09/29/2007 Representing and Acquiring Knowledge of Genome RegulationNIH (NLM)Co-InvestigatorPI is David States , other co-PIs are Steve Abney and H.V. JagadishAmount: $1,331,976

07/01/2003 – 06/30/2006 Collaborative research: semantic entity and relation extraction from Web-scale text document collectionsNSF (Human Languages and Communications Program)Co-PIPI is Steve Abney of Michigan, second co-PI is Michael Collins of MITAmount: $355,344 (Michigan portion only, the total is $524,046)

09/01/2005 – 08/31/2008 DHB: The dynamics of Political Representation and Political RhetoricNSFCo-PI (joint project with Michigan State U. Penn. State U., U. of Georgia, and Harvard U., PI is Burt Monroe)Amount: $749,724 (personal portion is $135,353)

09/30/2005 – 09/29/2010 National center for integrative bioinformaticsNIHInvestigatorPI is Brian AtheyAmount: $18,700,000

PREVIOUS EXTERNAL FUNDING:

09/01/2000 – 08/31/2003 ITR/IM: Information Fusion Across Multiple Text Sources: A Common TheoryNSF (Information Technology Research Program)Principal InvestigatorAmount: $363,181

09/01/2000 – 08/31/2005 ITR/SOC+IM: Sustainable and Generalizable Technologies to Support

Collaboration in ScienceNSF (Information Technology Research)Senior Personnel PI is Gary Olson, I was funded only in year oneAmount: $2,400,000

08/01/2002 – 01/31/2003 Human Agent Speech Interface ArchitectureONRSenior Personnel (subcontract from Soar Technologies)Subcontract amount: $30,982

06/01/2002 – 08/31/2002 Workshop On "Effective Tools And Methodologies For Teaching Natural Language Processing And Computational Linguistics"NSFPrincipal InvestigatorAmount: $11,750

U.S. PATENTS:

Eric Brown, Anni Coden, John Prager, and Dragomir Radev. U.S. Patent 6665666: System, method and program product for answering questions using a search engine.

Joyce Chai, Sunil Govindappa, Nandakishore Kambhatla, Tetsunosuke Fujisaki, Catherine Wolf, Dragomir Radev, Yiming Ye, and Wlodek Zadrozny. U.S. Patent 6829603: System, method and program product for interactive natural dialog.

One additional U.S. patent is pending.

REFEREED JOURNAL ARTICLES:

[1] Wai Lam, Ki Chan, Dragomir Radev, Horacio Saggion, and Simone Teufel. Context-based generic cross-lingual retrieval of documents and automated summaries. Journal of the American Society for Information Science and Technology 56(2), February 2005.

[2] Dragomir R. Radev, Weiguo Fan, Hong Qi, Harris Wu, and Amardeep Grewal. Probabilistic question answering on the web. Journal of the American Society for Information Science and Technology 56(3), March 2005.

[3] Dragomir R. Radev, Jahna Otterbacher, Adam Winkel, and Sasha Blair-Goldensohn. Newsinessence: Summarizing online news topics. Communications of the ACM, 10 2005.

[4] Gunes Erkan and Dragomir R. Radev. Lexrank: Graph-based centrality as salience in text summarization. Journal of Artificial Intelligence Research (JAIR), 2004.

[5] Dragomir R. Radev, Hongyan Jing, Malgorzata Stys, and Daniel Tam. Centroid-based summarization of multiple documents. Information Processing and Management, 40:919-938, December 2004.

[6] James Allan, Jay Aslam, Nicholas Belkin, Chris Buckley, Jamie Callan, Bruce Croft, Sue Dumais, Norbert Fuhr, Donna Harman, David J. Harper, Djoerd Hiemstra, Thomas Hofmann, Eduard Hovy, Wessel Kraaij, John Lafferty, Victor Lavrenko, David Lewis, Liz Liddy, R. Manmatha, Andrew McCallum, Jay Ponte, John Prager, Dragomir Radev, Philip Resnik, Stephen Robertson, Roni Rosenfeld, Salim Roukos, Mark Sanderson, Rich Schwartz, Amit Singhal, Alan Smeaton, Howard Turtle, Ellen Voorhees, Ralph Weischedel, Jinxi Xu, and Chengxiang Zhai. Challenges in information retrieval and language modeling. SIGIR Forum, 37(1), March 2003.

[7] Dragomir R. Radev, Eduard Hovy, and Kathleen McKeown. Introduction to the special issue on text summarization. Computational Linguistics, 28(4), December 2002.

[8] Dragomir R. Radev, Kelsey Libner, and Weiguo Fan. Getting Answers to Natural Language Queries on the Web. Journal of the American Society for Information Science and Technology, 53(5):359-364, 2002.

[9] Alfred Aho, Shih-Fu Chang, Kathleen McKeown, Dragomir Radev, John Smith, and Kazi Zaman. Columbia Digital News Project. International Journal of Digital Libraries, 1(4):377-385, 1998.

[10] Dragomir R. Radev and Kathleen R. McKeown. Generating natural language summaries from multiple on-line sources. Computational Linguistics, 24(3):469-500, September 1998.

REFEREED CONFERENCE AND WORKSHOP PAPERS:

[11] Jahna Otterbacher, Dragomir Radev, and Omer Kareem. News to Go: Hierarchical Text Summarization for Mobile Devices. In 29th Annual ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, August 2006.

[12] Agam Patel and Dragomir R. Radev. Lexical similarity can distinguish between automatic and manual translations. In LREC, Genoa, Italy, May 2006.

[13] Kevin M. Quinn, Burt L. Monroe, Michael Colaresi, Michael H. Crespin, and Dragomir R. Radev. An automated method of topic-coding legislative speech over time with application to the 105th-108th u. s. senate. In Midwest Political Science Association Meeting, 2006.

[14] Jahna Otterbacher, Gunes Erkan, and Dragomir R. Radev. Using random walks for question-focused sentence retrieval. In Proceedings of HLT-EMNLP, 2005.

[15] Gunes Erkan and Dragomir R. Radev. Lexpagerank: Prestige in multi-document text summarization. In EMNLP, Barcelona, Spain, 2004.

[16] Franz Josef Och, Daniel Gildea, Sanjeev Khudanpur, Anoop Sarkar, Kenji Yamada, Alex Fraser, Shankar Kumar, Libin Shen, David Smith, Katherine Eng, Viren Jain, Zhen Jin, and Dragomir Radev. A smorgasbord of features for statistical machine translation. In Proceedings of HLT-NAACL 2004, Boston, MA, May 2004.

[17] Jahna Otterbacher and Dragomir Radev. Revisionbank: A resource for revision-based multi-document summarization and evaluation. In Proceedings of LREC 2004, Lisbon, Portugal, May 2004.

[18] Jahna C. Otterbacher and Dragomir Radev. Comparing semantically related sentences: The case of paraphrase versus subsumption. COLING 2004, August 23rd-27th 2004.

[19] Frederick A. Peck, Suresh K. Bhavnani, Marilyn H. Blackmon, and Dragomir R. Radev. Exploring the use of natural language systems for fact identification: Towards the automatic construction of healthcare portals. ASIST 2004, November 13 - 18 2004.

[20] Dragomir Radev, Timothy Allison, Sasha Blair-Goldensohn, John Blitzer, Arda Celebi, Stanko Dimitrov, Elliott Drabek, Ali Hakim, Wai Lam, Danyu Liu, Jahna Otterbacher, Hong Qi, Horacio Saggion, Simone Teufel, Michael Topper, Adam Winkel, and Zhang Zhu. MEAD - a platform for multidocument multilingual text summarization. In Proceedings of LREC 2004, Lisbon, Portugal, May 2004.

[21] Dragomir R. Radev, Hong Qi, Daniel Tam, and Adam Winkel. Computational linkuistics: word triggers across hyperlinks. In Proceedings of HLT-NAACL 2004 (short paper), 2004.

[22] Zhu Zhang. Weakly-supervised relation classification for information extraction. In CIKM 2004, Washington, DC, November 2004.

[23] Zhu Zhang and Dragomir R. Radev. Learning cross-document structural relationships using both labeled and unlabeled data. In Proceedings of IJC-NLP 2004, Hainan Island, China, March 2004.

[24] Naomi Daniel, Dragomir R. Radev, and Timothy Allison. Sub-event based multidocument summarization. In Proceedings, HLT-NAACL Workshop on Text Summarization, Edmonton, AB, Canada, 2003.

[25] Amardeep Grewal, Timothy Allison, Stanko Dimitrov, and Dragomir R. Radev. Multi-document summarization using off the shelf compression software. In Proceedings, HLT-NAACL Workshop on Text Summarization, Edmonton, AB, Canada, 2003.

[26] James Pustejovsky, Jose Castano, Robert Ingria, Roser Sauri, Robert Gaizauskas, Andrea Setzer, Graham Katz, and Dragomir R. Radev. TimeML: Robust specification of event and temporal expressiong in text. In Proceedings, AAAI Spring Symposium on New Directions in Question Answering, Stanford, CA, March 2003.

[27] Dragomir R. Radev, Simone Teufel, Horacio Saggion, Wai Lam, John Blitzer, Hong Qi, Arda Celebi, Danyu Liu, and Elliott Drabek. Evaluation challenges in large-scale multi-document summarization: the mead project. In Proceedings of ACL 2003, Sapporo, Japan, 2003.

[28] Zhu Zhang, Jahna Otterbacher, and Dragomir R. Radev. Combining labeled and unlabeled data for learning cross-document structural relationships. In Proceedings of ACM CIKM 2003, New Orleans, LA, November 2003.

[29] Jahna C. Otterbacher, Dragomir R. Radev, and Airong Luo. Revisions that improve cohesion in multi-document summaries: a preliminary study. In Proceedings of the Workshop on Automatic Summarization (including DUC 2002), pages 27-36, Philadelphia, July 2002. Association for Computational Linguistics.

[30] Dragomir R. Radev, Weiguo Fan, Hong Qi, Harris Wu, and Amardeep Grewal. Probabilistic Question Answering from the Web. In The 11th International World Wide Web Conference, Honolulu, Hawaii, May 2002.

[31] Horacio Saggion, Dragomir Radev, Simon Teufel, Wai Lam, and Stephanie Strassel. Developing infrastructure for the evaluation of single and multi-document summarization systems in a cross-lingual environment. In Proceedings of LREC'2002, Las Palmas, Spain, June 2002.

[32] Horacio Saggion, Dragomir Radev, Simone Teufel, and Wai Lam. Meta-evaluation of summaries in a cross-lingual environment using content-based metrics. In Proceedings of COLING'2002, Taipei, Taiwan, August 2002.

[33] Harris Wu, Dragomir R. Radev, and Weiguo Fan. Towards Answer-Focused Summarization. In Proceedings of the 1st International Conference on Information Technology and Applications, Bathurst, Australia, November 25-28 2002.

[34] Zhu Zhang, Sasha Blair-Goldensohn, and Dragomir Radev. Towards CST-enhanced summarization. In Proceedings of the AAAI 2002 Conference, Edmonton, Alberta, July - August 2002.

[35] Suresh Bhavnani, Karen Drabenstott, and Dragomir Radev. Towards a unified framework of IR tasks and strategies. In 2001 ASIST Annual Meeting, Washington, DC, November 2001.

[36] John Prager, Dragomir R. Radev, and Krzysztof Czuba. Answering what-is questions by virtual annotation. In Proceedings, HLT-2001, San Diego, CA, March 2001.

[37] Dragomir R. Radev, Sasha Blair-Goldensohn, Zhu Zhang, and Revathi Sundara Raghavan. Interactive, domain-independent identification and summarization of topically related news articles. In Proceedings, 5th European Conference on Research and Advanced Technology for Digital Libraries, Darmstadt, Germany, September 2001.

[38] Dragomir R. Radev, Weiguo Fan, and Zhu Zhang. Webinessence: A personalized web-based multi-document summarization and recommendation system. In NAACL Workshop on Automatic Summarization, Pittsburgh, PA, 2001.

[39] Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-Goldensohn, Zhu Zhang, Weiguo Fan, and John Prager. Mining the web for answers to natural language questions. In ACM CIKM 2001: Tenth International Conference on Information and Knowledge Management, Atlanta, GA, 2001.

[40] John Prager, Eric Brown, Anni Coden, and Dragomir Radev. Question-answering by predictive annotation. In Proceedings, 23rd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Athens, Greece, July 2000.

[41] Dragomir Radev. A common theory of information fusion from multiple text sources, step one: Cross-document structure. In Proceedings, 1st ACL SIGDIAL Workshop on Discourse and Dialogue, Hong Kong, October 2000.

[42] Dragomir Radev and Weiguo Fan. Automatic summarization of search engine hit lists. In Proceedings, ACL Workshop on Recent Advances in NLP and IR, Hong Kong, October 2000.

[43] Dragomir R. Radev, Hongyan Jing, and Malgorzata Budzikowska. Summarization of multiple documents: clustering, sentence extraction, and evaluation. In Proceedings, ANLP-NAACL Workshop on Automatic Summarization, Seattle, WA, April 2000.

[44] Dragomir R. Radev, John Prager, and Valerie Samn. Ranking potential answers to natural language questions. In Proceedings of the 6th Conference on Applied Natural Language Processing, Seattle, WA, May 2000.

[45] Dragomir R. Radev, Nanda Kambhatla, Yiming Ye, Catherine Wolf, and Wlodek Zadrozny. DSML: A proposal for XML standards for messaging between components of a natural language dialogue system. In Proceedings, AISB Workshop on Reference Architectures and Data Standards for NLP, Edinburgh, UK, April 1999.

[46] Dragomir R. Radev. Learning correlations between linguistic indicators and semantic constraints: Reuse of context-dependent descriptions of entities. In Proceedings, 17th International Conference on Computational Linguistics and 36th Annual Meeting of the Association for Computational Linguistics COLING-ACL'98, Montreal, Canada, August 1998.

[47] Alfred Aho, Shih-Fu Chang, Kathleen McKeown, Dragomir Radev, John Smith, and Kazi Zaman. Columbia Digital News System : An environment for briefing and search over multimedia information. In Proceedings, IEEE International Conference on the Advances of Digital Libraries ADL'97, Washington, DC, May 1997.

[48] Karen Kukich, Rebecca Passonneau, Kathleen McKeown, Dragomir Radev, Vasileios Hatzivassiloglou, and Hongyan Jing. Software re-use and evolution in text generation applications. In Proceedings, ACL/EACL Workshop - From Research to Commercial Applications: Making NLP Technology Work in Practice, Madrid, Spain, July 1997.

[49] Dragomir R. Radev and Kathleen R. McKeown. Building a generation knowledge source using internet-accessible newswire. In Proceedings, Fifth ACL Conference on Applied Natural Language Processing ANLP'97, pages 221-228, Washington, DC, April 1997.

[50] Evelyne Tzoukermann and Dragomir R. Radev. Using word class for part-of-speech disambiguation. In Proceedings, Fourth Workshop on Very Large Corpora WVLC'96, pages 1-13, Copenhagen, Denmark, August 1996. Coling.

[51] Kathleen R. McKeown and Dragomir R. Radev. Generating summaries of multiple news articles. In Proceedings, ACM Conference on Research and Development in Information Retrieval SIGIR'95, pages 74-82, Seattle, Washington, July 1995.

[52] Evelyne Tzoukermann, Dragomir R. Radev, and William A. Gale. Combining linguistic knowledge and statistical learning in French part-of-speech tagging. In Proceedings, EACL Workshop on Very Large Corpora WVLC'95, pages 51-57, Dublin, Ireland, February 1995. eacl.

[53] Siwei Shen, Dragomir Radev, and Agam Patel. Using syntax and dynamic programming for aligning comparable texts. ACL 2006 poster session.

EDITED PROCEEDINGS:

[54] Rada Mihalcea and Dragomir R. Radev, editors. Textgraphs: Graph-based methods for NLP, New York City, 2006.

[55] Chris Brew and Dragomir R. Radev, editors. Effective Tools and Methodologies for Teaching Natural Language Processing and Computational Linguistics, Ann Arbor, MI, 2005.

[56] Dragomir R. Radev and Simone Teufel, editors. Text Summarization, Edmonton, AB, Canada, 2003.

[57] Dragomir R. Radev and Chris Brew, editors. Effective Tools and Methodologies for Teaching Natural Language Processing and Computational Linguistics, Philadelphia, PA, 2002.

[58] Udo Hahn, Chin-Yew Lin, Inderjeet Mani, and Dragomir Radev, editors. Automatic Summarization, Proceedings of the ANLP/NAACL Workshop, Seattle, WA, 2000.

[59] Eduard Hovy and Dragomir R. Radev, editors. Intelligent Text Summarization, Working notes of the 1998 AAAI Spring Symposium, Stanford, California, March 1998. AAAI Technical Report SS-98-06.

REFEREED BOOK CHAPTERS:

[60] James Pustejovsky, Jose Castano, Roser Sauri, Robert Gaizauskas, Andrea Setzer, Graham Katz, Dragomir Radev, and Beth Sundheim. Representing temporal and event knowledge for question answering systems. In Mark Maybury, editor, New Directions in Question Answering. 2004.

[61] Dragomir R. Radev. Speech processing. In Philipp Strazny, editor, Encyclopedia of Linguistics. Fitzroy Dearborn Publishers, 2004.

[62] Harris Wu, Dragomir R. Radev, and Weiguo Fan. Towards answer-focused summarization using search engines. In Mark Maybury, editor, New Directions in Question Answering. 2004.

[63] Dragomir R. Radev, Hong Qi, Zhiping Zheng, Sasha Blair-Goldensohn, Zhu Zhang, Weiguo Fan, and John Prager. Query modulation for web-based question answering. In Tomek Strzalkowski and Sanda Harabagiu, editors, Advances in Open-Domain Question Answering. 2003.

[64] Kathleen R. McKeown and Dragomir R. Radev. Collocations. In Robert Dale, Hermann Moisl, and Harold Somers, editors, A Handbook of Natural Language Processing. Marcel Dekker, 2000.

[65] Kathleen R. McKeown and Dragomir R. Radev. Generating summaries of multiple news articles. In Inderjeet Mani and Mark Maybury, editors, Advances in Automatic Text Summarization. MIT Press, 1999.

[66] Evelyne Tzoukermann and Dragomir R. Radev. Use of weighted finite state transducers in part of speech tagging. In Andras Kornai, editor, Extended Finite State Models of Language. Cambridge University Press, 1999.

[67] Evelyne Tzoukermann, Dragomir R. Radev, and William A. Gale. Lexical vs. contextual probabilities for tagging French: Combining linguistic knowledge and statistical learning. In Susan Armstrong, Kenneth Ward Church, Pierre Isabelle, Sandra Manzi, Evelyne Tzoukermann, and David Yarowsky, editors, Natural Language Processing Using Very Large Corpora. Kluwer Academic Publishers, 1999.

REFEREED PRESENTATIONS, POSTERS, AND DEMONSTRATIONS:

[68] Jahna Otterbacher and Dragomir Radev. Fact-focused Novelty Detection: a Feasibility Study. In Poster session, 29th Annual ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, August 2006.

[69] Dragomir R. Radev, Gunes Erkan, Anthony Fader, Patrick Jordan, Siwei Shen, and James Sweeney. Lexnet: A graphical environment for graph-based natural language processing. In Demo session, COLING-ACL 2006, Sydney, Australia, July 2006.

[70] Siwei Shen, Dragomir R. Radev, Agam Patel, and Gunes Erkan. Adding syntax to dynamic programming for aligning comparable texts for the generation of paraphrases. In Poster session, COLING-ACL 2006, Sydney, Australia, July 2006.

[71] Dragomir R. Radev, Omer Kareem, and Jahna Otterbacher. Hierarchical text summarization for wap-enabled mobile devices. In SIGIR 2005 (Demo session), Salvador, Brazil, August 2005.

[72] Dragomir Radev, Timothy Allison, Matthew Craig, Stanko Dimitrov, Omer Kareem, Michael Topper, and Adam Winkel. A scaleable multi-document centroid-based summarizer. In HLT-NAACL Demo Session, Boston, MA, May 2004.

[73] Dragomir Radev, Jahna Otterbacher, and Zhu Zhang. CSTBank: A corpus for the study of cross-document structural relationships. In LREC 2004 Poster Session, Lisbon, Portugal, May 2004.

[74] Dragomir R. Radev and Daniel Tam. Single-document and multi-document summary evaluation via relative utility. In CIKM 2003 poster session, New Orleans, LA, November 2003.

[75] Dragomir R. Radev, Adam Winkel, and Hong Qi. Hypergraph based content transfer for information retrieval and question answering. Second Workshop on Algorithms and Models for the Web Graph (WAW 2003), May 2003.

[76] Cong Yu, H. V. Jagadish, and Dragomir R. Radev. Querying xml using structures and keywords in timber. In SIGIR 2003 (Demo session), Toronto, ON, Canada, August 2003.

[77] Dragomir R. Radev, Hong Qi, Harris Wu, and Weiguo Fan. Evaluating Web-based Question Answering Systems. In Demo section, LREC 2002, Las Palmas, Spain, June 2002.

[78] Dragomir R. Radev, Adam Winkel, and Michael Topper. Multi Document Centroid-based Text Summarization. In ACL 2002 (Demo Session), Philadelphia, PA, July 2002.

[79] Dragomir R. Radev, Sasha Blair-Goldensohn, Zhu Zhang, and Revathi Sundara Raghavan. Newsinessence: A system for domain-independent, real-time news clustering and multi-document summarization. In Demo Presentation, Human Language Technology Conference, San Diego, CA, March 2001.

[80] Dragomir R. Radev. An architecture for distributed natural language summarization. In Poster Presentation, Eighth International Workshop on Natural Language Generation INLG'96, pages 45-48, Herstmonceux, England, June 1996.

[81] Dragomir R. Radev. Rendezvous: A WWW synchronization system. Poster Presentation, Second WWW Conference, October 1994.

[82] Dragomir R. Radev. FREX: A verb conjugation system for French. Student Poster Session, ACM Conference, March 1993.

TECHNICAL REPORTS AND MISCELLANEOUS NON-REFEREED PUBLICATIONS:

[83] Gunes Erkan and Dragomir Radev. The university of Michigan at duc 2004. In Document Understanding Conference (DUC), Boston, Massachusetts, May 2004.

[84] Dragomir R. Radev. Weakly supervised graph-based methods for classification. Technical Report CSE-TR-500-04, University of Michigan. Department of Electrical Engineering and Computer Science, 2004.

[85] Franz Josef Och, Daniel Gildea, Sanjeev Khudanpur, Anoop Sarkar, Kenji Yamada, Alex Fraser, Shankar Kumar, Libin Shen, David Smith, Katherine Eng, Viren Jain, Zhen Jin, and Dragomir Radev. Syntax for statistical machine translation. Technical report, Center for Language and Speech Processing, Johns Hopkins University, Baltimore, 2003. Johns Hopkins University 2003 summer workshop final report.

[86] Jahna Otterbacher, Hong Qi, Ali Hakim, and Dragomir Radev. The university of Michigan at trec 2003. In Proceedings, TREC-2003 Conference, Gaithersburg, MD, November 2003.

[87] Dragomir R. Radev. Panel on web-based question answering. AAAI Spring Symposium on New Directions in Question Answering, March 2003.

[88] Dragomir R. Radev, Jahna Otterbacher, Hong Qi, and Daniel Tam. Mead reducs: Michigan at duc 2003. In DUC 2003, Edmonton, AB, Canada, June 2003.

[89] Jan Hajic, Martin Cmejrek, Bonnie Dorr, Yuan Ding, Jason Eisner, Daniel Gildea, Terry Koo, Kristen Parton, Gerald Penn, Dragomir Radev, and Owen Rambow. Natural language generation in the context of machine translation. Technical report, Center for Language and Speech Processing, Johns Hopkins University, Baltimore, 2002. Johns Hopkins University 2002 summer workshop final report.

[90] Hong Qi, Jahna Otterbacher, Adam Winkel, and Dragomir R. Radev. The University of Michigan at TREC2002: Question Answering and Novelty Tracks. In Proceedings, TREC-2002 Conference, Gaithersburg, MD, November 2002.

[91] Dragomir Radev, Simone Teufel, Horacio Saggion, Wai Lam, John Blitzer, Arda Celebi, Hong Qi, Elliott Drabek, and Danyu Liu. Evaluation of text summarization in a cross-lingual information retrieval framework. Technical report, Center for Language and Speech Processing, Johns Hopkins University, Baltimore, MD, June 2002. Johns Hopkins University 2001 summer workshop final report.

[92] Dragomir Radev, Sasha Blair-Goldensohn, and Zhu Zhang. Experiments in single and multi-document summarization using MEAD. In First Document Understanding Conference, New Orleans, LA, September 2001.

[93] Breck Baldwin, Robert Donaway, Eduard Hovy, Elizabeth Liddy, Inderjeet Mani, Daniel Marcu, Kathleen McKeown, Vibhu Mittal, Marc Moens, Dragomir Radev, Karen Sparck Jones, Beth Sundheim, Simone Teufel, Ralph Weischedel, and Michael White. An evaluation road map for summarization research. TIDES, July 2000.

[94] John Prager, Eric Brown, Dragomir Radev, and Krzysztof Czuba. One search engine or two for question-answering. In Proceedings, TREC-9 Conference, Gaithersburg, MD, November 2000.

[95] John Prager, Dragomir Radev, Eric Brown, Anni Coden, and Valerie Samn. The use of predictive annotation for question answering in TREC8. In Proceedings, TREC-8 Conference, Gaithersburg, MD, November 1999.

[96] Dragomir R. Radev. Frequently asked questions about natural language processing Ð second edition. Technical Report CUCS-027-99, Columbia University Department of Computer Science, September 1999.

[97] Dragomir R. Radev. Topic shift detection - finding new information in threaded news. Technical Report CUCS-026-99, Columbia University, 1999.

[98] Dragomir R. Radev and Eduard Hovy. Intelligent text summarization - AAAI spring symposium report. AI Magazine, 20(3), 1999.

[99] Dragomir R. Radev, Vasileios Hatzivassiloglou, and Kathleen R. McKeown. A description of the CIDR system as used for TDT-2. In Proceedings, DARPA Broadcast News Workshop, Herndon, VA, February 1999.

[100] Srikant Krishna and Dragomir R. Radev. Dictator: A GUI-based system for the analysis and modification of information extraction rules. Technical Report CUCS-014-98, Columbia University, 1998.

[101] Rebecca Passonneau, Karen Kukich, Kathleen McKeown, Dragomir Radev, and Hongyan Jing. Summarizing Web traffic: A portability exercise. Technical Report CUCS-009-97, Columbia University, Department of Computer Science, New York, NY, USA, March 1997.

[102] Dragomir R. Radev. Frequently asked questions about natural language processing. Vivek, 10(3), July 1997.

[103] Dragomir R. Radev. Generating natural language summaries from multiple on-line sources. Technical Report CUCS-005-97, Columbia University, Department of Computer Science, New York, NY, USA, March 1997.

[104] Evelyne Tzoukermann and Dragomir R. Radev. Use of weighted finite state trasducers in part of speech tagging. Technical Report 11334-970220-02TM, Lucent Technologies Bell Laboratories, Murray Hill, N. J. , USA, February 1997.

[105] Dragomir R. Radev, Evelyne Tzoukermann, and William A. Gale. Part-of-speech tagger for protect French: a user's manual. Technical Report 11222-950726-03TM, 11215-950727-08TM, AT&T Bell Laboratories, Murray Hill, N. J. , USA, August 1994.

PAPERS UNDER REVIEW:

[106] Dragomir A. Radev, Simone Teufel, Horacio Saggion, Wai Lam, John Blitzer, Arda Celebi, Elliott Drabek, Danyu Liu, and Hong Qi. Large-scale summarization evaluation in a cross-lingual information retrieval context. Submitted to Information Processing and Management.

[107] Jahna Otterbacher and Dragomir R. Radev. Retrieval of context-specific, dynamic information: A survey of related work. Submitted to ACM Computing Surveys.

[108] Dragomir Radev, Daniel Tam, and Gunes Erkan. Single-document and multi-document summary evaluation using relative utility. Submitted to Information Retrieval.

[109] Exploring Fact-Focused Relevance and Novelty Detection, submitted to Information Processing and Management

[110] Hierarchical Summarization for Delivering Information to Mobile Devices, submitted to Decision Support Systems

PAPERS IN PROGRESS:

[111] Modeling Burstiness in Discourse Using a Stochastic Stack

[112] A topological analysis of semisupervised graph-based learning with harmonic functions

[113] Protein-protein interaction with no external knowledge

[114] An empirical analysis of 100 lexical networks

[115] Hiring networks in information science and computer science

[116] Blind men and elephants: What do citation summaries tell us about a research article

[117] Reinforcement classifiers

[118] Dependency parsing using random walks

[119] Modeling Document Dynamics: An Evolutionary Approach

[120] Cross-document relationship classification for text summarization

PH. D. THESIS:

[121] Dragomir R. Radev. Language Reuse and Regeneration: Generating Natural Language Summaries from Multiple On-Line Sources. PhD thesis, Department of Computer Science, Columbia University, New York, April 1999.

AWARDS AND HONORS:

The Gosnell Prize for Excellence in Political Methodology (shared) (2006)

UROP Faculty Recognition Award for Outstanding Research Mentorship University of Michigan (2004)(funded by Coca-Cola)

Ph.D. Teaching Award of Excellence Dept. of Computer Science, Columbia University (1995)

ACM International Collegiate Computer Programming Contest International Finalist (1993)

International Student Trustee Tuition Waiver University of Maine (1991 — 1993)

Scholarship Recipient Open Society Fund (1991 — 1993)

Department of Education Scholarship (merit-based) Technical University, Sofia (1988 — 1991)

High School Mathematical Linguistics Contest 3rd place in Bulgaria (1985)

EDITORIAL BOARD MEMBERSHIP:

Natural Language Engineering, since 2006.

Information Retrieval, since 2002.

JAIR (Journal of Artificial Intelligence Research), 2003—2006.

SERVICE ACTIVITIES:

Secretary of the ACL (2006-2010)

Program chair, 2007 US high school computational linguistics competition

Co-chair (with Rada Mihalcea) HLT-NAACL workshop on Graph-based methods for NLP, New York, NY

Co-chair (with Tim Finin), AAAI Special Track on AI and the Web, AAAI 2006, Boston, Massachusetts

Web chair, SIGMOD 2006, Chicago, Illinois

Local chair, ACL 2005, Ann Arbor, MI

Co-chair (with Chris Brew), ACL 2005 workshop on Effective Tools and Methodologies for Teaching NLP and CL, Ann Arbor, MI, June 2005.

Treasurer, North American Chapter of the Association for Computational Linguistics (NAACL) 2002, 2003, (re-elected) 2004, 2005

Co-chair (with Simone Teufel), Document Understanding Conference (DUC 2003), Edmonton, Canada, May-June 2003.

Publications co-chair (with Steve Abney), HLT-NAACL-03, Edmonton, Canada, May-June 2003.

Publications chair, ACL-02, Philadelphia, PA, July 2002.

Guest editor (with Eduard Hovy and Kathy McKeown), Special issue of Computational Linguistics on Summarization, December 2002

Co-chair (with Chris Brew), ACL Workshop on Effective Tools and Methodologies for Teaching NLP and CL, Philadelphia, PA, July 2002.

Co-Chair (with Eduard Hovy), AAAI Spring Symposium on Intelligent Text Summarization, Stanford, CA, March 1998.

Co-Chair (with Maria Milosavljevic), COLING-ACL Student Session, Montréal, Canada, August 1998.

OTHER ORGANIZATIONAL ACTIVITIES:

Session chair, LREC 2006, Genoa, Italy

Session chair, HLT-NAACL 2006, New York City

Session chair, DUC-05, Vancouver, BC

Session chair, HLT-EMNLP 2005, Vancouver, BC

Session chair, RANLP 2005, Borovetz, Bulgaria

Organizing committee, ACL Workshop on Evaluation for Machine Translation and Summarization, Ann Arbor, MI, June 2005.

Organizing committee, ACL Workshop on Text Summarization, Barcelona, Spain, July 2004.

Mentor, SIGIR 2004, Sheffield, UK, August 2004.

Organizing committee, Document Understanding Conference (DUC’04), Boston, MA, May 2004.

Session chair, DUC-02, Philadelphia, PA, July 2002.

Organizing committee, Document Understanding Conference (DUC’02), Philadelphia, PA, July 2002.

Session Chair, NAACL Workshop on Text Summarization, Pittsburgh, PA, June 2001.

Session Chair, ACL Workshop on Information Retrieval and Natural Language Processing, Hong Kong, October 2000.

Session Chair, ACM SIGIR’00, Athens, Greece, July 2000.

Workshops Chair, International Conference on Natural Language Generation, Mitzpe Ramon, Israel, June 2000.

Session Chair, ANLP/NAACL Workshop on Automatic Summarization, Seattle, WA, April 2000.

Organizing Committee, ANLP/NAACL Workshop on Automatic Summarization, Seattle, WA, April 2000.

JOURNAL REVIEWING:

VLDBJ: 2005Technometrics: 2005Artificial Intelligence: 1998, 1999, 2001Machine Learning: 2004IBM Systems Journal: 2002

Computational Linguistics: 2002, 2006Journal of Artificial Intelligence Research (JAIR): 2001Journal of the American Society for Information Science and Technology (JASIST): 2002, 2003, 2004Information Processing and Management: 1998, 2000, 2001, 2002ACM Transactions on Information Systems (TOIS): 1997, 2001, 2003ACM Transactions on Internet Technology (TOIT): 2002ACM Transactions on Asian Language Processing (TALIP): 2003, 2004ACM Transactions on Speech and Language Processing (TSLP): 2005IEEE Internet Computing: 1997Natural Language Engineering: 2001, 2002, 2003, 2004, 2005Journal of Web Intelligence and Agent Systems: 2003IEEE Intelligent Systems: 2003DKE Journal: 2004Traitement Automatique de Langues (TAL): 2004IEEE Transactions on Knowledge and Data Engineering (TKDE) : 2005International journal on intelligent systems: 2006

PROGRAM COMMITTEES AND CONFERENCE REVIEWING:

HLT-NAACL 2007IJCAI-2007 WS: TextLink 20072007 AAAI International Conference on Weblogs and Social MediaDUC 2007SLT 2006 Speech and Language Technology conference, ArubaLINKKDD 2006Third Midwest computational linguistics colloquium, 2006COLING-ACL 2006 WS on sentiment and subjectivity in textHLT-NAACL 2006 WS on Analyzing Conversations in Text and Speech (ACTS), NYHLT-NAACL 2006 (area chair), New York, NYLREC 2006, Genoa, ItalyEACL 2006 WS on the Web as a corpus, Trento, ItalyAAAI Spring Symposium 2006 on Computational Approaches for Analyzing Weblogs, StanfordRANLP 2005, Borovetz, BulgariaRANLP 2005 Workshop on summarization: Borovetz, BulgariaSIGKDD 2005 LinkKDD workshop, Chicago, IllinoisIJCAI 2005, Edinburgh, UKHLT-EMNLP 2005, Vancouver, BC, CanadaIJCNLP 2005 (area chair), Jeju Island, KoreaSIGIR 2005, Salvador, Brazil, August 2005SIGIR 2005 (poster session), Salvador, Brazil, August 2005CoNLL 2005, Ann Arbor, June 2005ACL 2005 WS on Evaluation for Machine Translation and Summarization, June 2005JNLE Special Issue on parallel texts, 2004EMNLP 2004, Barcelona, Spain, July 2004SIGIR 2004 WS on Information Retrieval for Question Answering, Sheffield, UK, July 2004WAW 2004: 3rd WS on Algorithms and Models for the Web Graph, Rome, Italy, October 2004 (at

FOCS 2004)TEDC: 2nd IEEE WS on Technology and Educ. in Developing Countries, Joensu, Finland, August 2004ACL 2004, Barcelona, Spain, July 2004 (reviewer)IJCNLP 2004, Hainan Island, China, March 2004 (reviewer)IJCNLP 2004 WS on Multilingual Summarization and Question Answering, Hainan Island, ChinaCHI 2004 (reviewer)HLT-NAACL 2004, Boston, MA, May 2004 (reviewer)FLAIRS 2004 – Web and AI trackEMNLP 2003, Sapporo, Japan, July 2003.SIGIR 2003, Toronto, Canada, July 2003.TEDC: 1st IEEE WS on Technology and Education in Developing Countries, Newark, NJ, August 2003RANLP 2003, Borovetz, Bulgaria, September 2003.CIKM 2003, New Orleans, LA, November 2003.

ASIST 2003, Long Beach, CA, October 2003.ACL 2003, Sapporo, Japan, July 2003 (reviewer).ACL 2003 WS on Multilingual Summarization and Question Answering, Sapporo, Japan, July 2003.SIGIR 2003 (poster session), Toronto, Canada, August 2003.EACL 2003 (student session), Budapest, Hungary, April 2003.SIGIR 2002 (poster session), Tampere, Finland, August 2002.COLING 2002, Taipei, Taiwan, August 2002.AAAI 2002, Edmonton, Alberta, July-August 2002.AAAI 2002 (student session), Edmonton, Alberta, July-August 2002.HLT 2002, San Diego, CA, March 2002.INLG 2002, Arden House, New York, July 2002.DUC 2001, New Orleans, LA, September 2001.RANLP 2001, Tzigov Chark, Bulgaria, September 2001.ACL 2001, Toulouse, France, July 2001.ACL 2001 Workshop on Open-Domain Question Answering, Toulouse, France, July 2001.ACL 2001 Workshop on Temporal and Spatial Information Processing, Toulouse, France, July 2001.NAACL Workshop on Automatic Summarization, Pittsburgh, Pennsylvania, June 2001.HLT 2001, San Diego, CA, March 2001.EMNLP/VLC 2000, Hong Kong, October 2000.ACL 2000, Hong Kong, October 2000.AAAI 2000, Austin, TX, July-August 2000.INLG 2000, Mitzpe Ramon, Israel, June 2000.ANLP/NAACL 2000, Seattle, WA, April — May 2000.ACL/EACL 1997 Workshop on Intelligent Scalable Text Summarization, Madrid, Spain, July 1997.ACL 1996 (student session), Santa Cruz, CA, 1996.

MISCELLANEOUS REVIEWING:

SAC (Symposium on Applied Computing), 2002.CONTEXT, 2001.ACL Student Session, College Park, MD, June 1999.Formal Approaches to Slavic Linguistics (FASL8), 1999.RANLP, Tzigov Chark, Bulgaria, September 1997.AAAI Student Session, Seattle, WA, August 1994.

EDUCATIONAL OUTREACH ACTIVITIES:

Tutorial on Graph-based methods for NLP and IR (joint with Rada Mihalcea), New York City, June 2006. Attendance: around 40.

Tutorial on Text Summarization at ACM SIGIR’04, Sheffield, UK, August 2004. Attendance: 20

Tutorial on Text Summarization at ACM SIGIR’03, Toronto, Canada, August 2003. Attendance: 21

Text Generation and Summarization (lecture and lab), Summer School on Human Language Technologies, Johns Hopkins University, July 3, 2003.

Text Generation (lab), Summer School on Human Language Technologies, Johns Hopkins University, July 5, 2002, Attendance: 35.

Tutorial on Text Summarization at ACM SIGIR’01, New Orleans, LA, September 2001. Attendance: 22.

Tutorial on Text Summarization at ACM SIGIR’00, Athens, Greece, July 2000. Attendance: 20.

Tutorial on Text Summarization at AAAI’00, Austin, TX, July 2000. Attendance: 125.

Tutorial on Text Summarization at IBM TJ Watson Center, Yorktown Heights, NY, June 2000. Attendance: 30.

OTHER PROFESSIONAL ACTIVITIES:

Webmaster, Association for Computational Linguistics (www.aclweb.org), 1994 — present.

Reviewer, Belgian Science Foundation, 2006

Reviewer, Research Grants Council of Hong Kong, 2005, 2006

ACL 2004 student session, panelist

Reviewer for CRDF, 2001, 2003, 2004, 2005

Reviewer for NSF in the IIS Division, 2001, 2002, 2003, 2004

Reviewer for NSERC, Canada, 2001

Co-chair, IBM Research Natural Languages and Linguistics Special Interest Group, 1999.

Reviewer, Moldovan-US Bilateral grants program

Reviewer, NIH, 2002

Reviewer, NSF SBIR/STTR, 2002, 2004

INVITED PARTICIPATION:

07/2003 – 08/2003 2003 Language Engineering Workshop, Center for Language and Speech ProcessingJohns Hopkins University, Baltimore, MarylandExternal project member, Syntax for Statistical Machine Translationhttp://www.clsp.jhu.edu/ws2003/groups/translate/

06/2003 ARDA-NRRC Workshop on Scenario-Based QABedford, MA

06/2003 2003 Document Understanding ConferenceEdmonton, AB, CanadaPanelist

11/2002 Planning meeting, 2003 JHU Summer Language Engineering WorkshopTurf Valley, Maryland

09/2002 Workshop on Challenges in Information Retrieval and Language ModelingAmherst, Massachusettshttp://ciir.cs.umass.edu/irchallenges

07/2002 – 08/2002 2002 Language Engineering Workshop, Center for Language and Speech ProcessingJohns Hopkins University, Baltimore, MarylandProject member, Generation in the context of machine translationhttp://www.clsp.jhu.edu/ws2002/groups/mt/

07/2002 2002 Document Understanding ConferencePhiladelphia, PA

Panelist

01/2002 – 07/2002 TERQAS: An ARDA Workshop on Time and Event Recognition for Question Answering SystemsMITRE and Brandeis Universityhttp://time2002.org

11/2001 Planning meeting, 2002 JHU Summer Language Engineering WorkshopTurf Valley, Maryland

07/2001 – 08/2001 2001 Language Engineering Workshop, Center for Language and Speech ProcessingJohns Hopkins University, Baltimore, MarylandTeam Leader, Automatic Summarization of Multilingual Documentshttp://www.clsp.jhu.edu/ws2001/groups/asmd/

05/2001 Linguistics Department, University of MichiganInvited panelist

11/2000 Planning meeting, 2001 Document Understanding ConferenceGaithersburg, Maryland

10/2000 EMNLP/VLC-2000Invited panelist, “Natural Language and the Web” panel. Panel moderator: Hinrich Schütze (GroupFire). Participants: Ken Church (AT&T Research), John Lowe (VP, Ask Jeeves), Joe Zhou (Intel Research, Beijing), and Dragomir Radev (University of Michigan)Hong Kong

04/2000 DARPATIDES Summarization Vision Committee

12/1999 Planning meeting, 2000 JHU Summer Language Engineering Workshop Baltimore, Maryland

RESEARCH EXPERIENCE:

IBM T.J. Watson Research Center, June 2001 Visiting ProfessorParticipated in a question answering project.Collaborators: Dr. John Prager and Dr. Yael Ravin.

IBM T.J. Watson Research Center, August 2000 Visiting ProfessorParticipated in two projects: question answering and natural language dialogue systems.Collaborators: Dr. John Prager, Dr. Yael Ravin, and Krzysztof Czuba.

IBM T.J. Watson Research Center, 1998 — 1999 Research Staff MemberParticipated in several projects in natural language dialogue systems, information retrieval, question answering, and text summarization.Collaborators: Dr. Wlodek Zadrozny, Dr. Joyce Chai, Dr. Malgorzata Styś-Budzikowska, Dr. Veronika Horvath, Dr. Nanda Kambhatla, Dr. Yiming Ye, Sunil Govindappa, Dr. Catherine Wolf, Dr. John Prager, Dr. Eric Brown, Dr. Anni Coden, Valerie Samn, Dr. Yael Ravin, and Dr. Tetsunosuke Fujisaki.

Columbia University, 1993 — 1998 Graduate Research AssistantParticipated in various projects in Natural Language Summarization, Statistical Information Extraction, and Digital Libraries. Adviser: Prof. Kathleen McKeown. Collaborated with Prof. Alfred Aho, Prof. Shih-Fu Chang, Dr. Vasileios Hatzivassiloglou, Prof. Luis Gravano, and Dr. Judith Klavans.

IBM T.J. Watson Research Center, Summer 1997 Research StaffParticipated in a project in Natural Language Summarization on the Internet.Collaborator: Dr. Wlodek Zadrozny, Human Centric Solutions and Applications Department

Bell Communications Research, Summer 1996 Resident VisitorParticipated in a Natural Language Summarization project for World-Wide Web logs.Collaborators: Dr. Karen Kukich, Dr. Rebecca Passonneau.

AT&T Bell Laboratories, Summer 1995 Member of Technical Staff, ConsultantParticipated in a project involving statistical part-of-speech tagging for French for use in text-to-speech applications.Collaborator: Dr. Evelyne Tzoukermann.

AT&T Bell Laboratories, Summer 1994 Member of Technical StaffParticipated in a project involving the merging of statistical and symbolic knowledge in part-of-speech tagging.Collaborators: Dr. Evelyne Tzoukermann, Dr. William Gale, and Dr. Diane Lambert.

UNIVERSITY-LEVEL COURSES TAUGHT:

Instructor, “COMS 6998 Search Engine Technology” Columbia University

Spring 2007Course material includes information retrieval, webometrics, social network analysis, text mining, clustering and categorization, etc.

Instructor, “SI 767/EECS767 Seminar: Advanced NLP and IR” University of MichiganWinter 2006 (9 students)The course takes place as a seminar in which students take turns presenting recent research papers in NLP and IR. Such topics may include spectral methods, expectation maximization, conditional random fields, noisy channel models, statistical machine translation, document ranking methods, semi-supervised learning, label propagation, document models, text centrality, mincut-based methods, sentiment and polarity analysis, text classification, and the Web as corpus.

Instructor, “SI 654 Database Application Design” University of MichiganWinter 2000 (26 students), Winter 2001 (40 students), Winter 2002 (45 students), Winter 2003 (37 students), Winter 2004 (30 students), Winter 2005 (13 students), Fall 2005 (20 students)This course is an introduction to database management systems (DBMS). It covers both theoretical and practical aspects of DBMS such as database design, use, and implementation. Topics covered: Entity-Relationship model, relational model, relational algebra, SQL, database design, application design, Web interfaces, transaction processing, database systems and tools, system administration, XML and XSL, XML query languages, data mining.

Instructor, “SI 760/LING 792/EECS 597 Language and Information” University of MichiganFall 2000 (22 students), Fall 2002 (20 students), Winter 2004 (12 students)The course presents survey of techniques used in the statistical processing of natural language and information. The material includes: introduction to computational linguistics, information theory, data compression and coding, N-gram models, clustering, lexicography, collocations, text summarization, information extraction, question answering, word sense disambiguation, analysis of style, and other topics.

Instructor, “EECS 595/LING 541/SI 661/SI761 Natural Language Processing” University of Michigan

Fall 2001 (40 students), Fall 2003 (22 students), Fall 2004 (23 students), Fall 2005 (25 students)The course covers: introduction to computational linguistics, morphology, part-of-speech tagging, regular grammars and finite-state automata, context-free grammars, parsing with context-free grammars, knowledge representation, semantics, text generation, discourse and dialogue.

Instructor, “SI 650 Concepts of Information Retrieval” University of MichiganWinter 2003 (12 students), Winter 2005 (11 students)Course covers: information need, IR models, documents, queries, query languages, relevance, retrieval evaluation, reference collections, query expansion and relevance feedback, indexing and searching, XML retrieval, language modeling approaches, crawling the Web, hyperlink analysis, measuring the Web, similarity and clustering, social network analysis for IR, hubs and authorities, PageRank and HITS, focused crawling, relevance transfer, question answering.

Co-Instructor, “SI 503 Search and Retrieval” (w/Suresh Bhavnani) University of MichiganWinter 2002 (110 students), Winter 2006 (120 students)The course covers the following topics: organization and labeling, search behavior, cognitive search and retrieval, search, indexing, and filtering, interfaces, social and organizational search, Web search, navigational search, data structures for search, problem space search.

Instructor, “COMS 4705 Natural Language Processing” Columbia UniversityFall 1999 (25 students) Prepared lectures, assignments, projects, exams. Supervised one teaching assistant. Held office hours. (this course was later offered as a taped course in Sp02, Su02, F02, Sp03, Sp04).Course material includes linguistic fundamentals, mathematical and information theoretic fundamentals, regular languages and automata, phrase-structure grammars, feature grammars, statistical techniques, part-of-speech tagging, semantics, information extraction, text generation, and other topics.

Instructor, “COMS 4999 Computing and the Humanities” Columbia University,Spring 1995 (45 students), Spring 1999 (29 students). Prepared lectures, assignments, projects, exams. Supervised two teaching assistants. Held office hours. Course material includes literary analysis, authorship analysis, information retrieval, statistical language processing, digital library issues, legal applications, and text markup.

Co-instructor, “COMS 6998 Topics in Digital Libraries” Columbia University

Fall 1997 (Seminar enrollment: 13 students). Prepared course, assignments, reading lists (jointly with Prof. Luis Gravano). Course material includes information retrieval, text, image, video, and multimedia repositories, information extraction, summarization, multilingual access, database issues, user interfaces and visualization, integration of text and visual features.

Instructor, “COMS 1001 Introduction to Computers” Columbia UniversityFall 1996 (102 students). Prepared lectures, assignments, projects, exams. Supervised four teaching assistants. Held office hours. Course material includes introduction to computing, programming in Scheme, the Internet, and the UNIX operating system.

OTHER TEACHING EXPERIENCE:

Reading group organizer:Models of the Web graph Fall 2004Natural language processing Fall 2003

Guest lecturer University of Michigan, 2000 – 2003

Seminar in Linguistics (3 times), Artificial Intelligence, Digital Libraries (twice), Web-based database systems, Natural Language Processing, SI Doctoral Foundations, Network theory

Course Manager, “COMS 4118 Operating Systems” Columbia University, Summer 1996

Enrollment: 7 students. Assisted in teaching a pre-taped course on the Columbia Video Network. Prepared and graded homework assignments, projects, and exams. Held office hours. Installed and maintained software for the course.Course material includes processes, memory management, input/output, file systems, networking.

Instructor, “Internet Programming” Ben-Gurion University, November 1997

Enrollment: 20 students. Taught a mini-course while visiting Ben-Gurion University. Prepared lectures, example code, study materials, course software, and a course project.Course material includes client/server programming, WWW-based user interfaces, relational database back-ends, WWW robots, text indexing and search.

Teaching Assistant Columbia University, 1993 — 1996

Teaching assistant in 3 courses: “Introduction to Computer Programming - Fortran”, “Computing and the Humanities”, “Introduction to Computers”. Held office hours, prepared and graded assignments, projects, and exams. Occasionally taught lectures. Also taught single lectures in “Natural Language Processing”.

Teacher/counselor Upward Bound Program, University of Maine, summer 1992, summer 1993

Taught SAT preparation course and performed various residential counseling activities.

PH. D. STUDENTS ADVISED:

Bryan Pardo (Ph.D. 2004, joint advisee with Bill Birmingham), music modeling and retrieval , now Assistant Professor, Computer Science, Northwestern UniversityZhu Zhang, 2000 — 2005, machine learning, information extraction, cross-document structure theory, now Assistant Professor, Management Information Systems, University of ArizonaJahna Otterbacher, 2002 — 2006, text summarization, information extraction, now visiting faculty, Department of Public and Business Administration, University of CyprusGüneş Erkan, 2003 —, graph-based methods, machine learning. question answering, information extraction, bioinformaticsZhuoran Chen, 2005 —Arzucan Ozgur, 2006 —Xiaodong Shi, 2006 —

PH. D. THESIS COMMITTEE MEMBER:

Weiguo “Patrick” Fan (2002), University of Michigan (Business School) – information filtering – now at Virginia TechTimothy Allison (2003), University of Michigan (Classics) – computational stylometrics – now at Smith CollegeMark Arehart (2003), University of Michigan (Linguistics) - computational semanticsYu-Ying Chang (2004), University of Michigan (Linguistics) – discourse analysis and bibliometricsMichael Gastner (2005), University of Michigan (Physics) – diffusion-based methods – now at Santa Fe instituteCarlos Santos (expected 2006), University of Michigan (Bioinformatics) – NLP in the biomedical domainDamian Fermin (expected 2007), University of Michigan (Bioinformatics) - bioinformaticsAndrew Nierman (expected 2007), University of Michigan (EECS) – XML databasesVictoria Fossum (expected 2007), University of Michigan (EECS) – machine translationYunyao Li (expected 2007), University of Michigan (EECS) – NLP interfaces to databasesYang Ye (expected 2007), University of Michigan (Linguistics) – machine translationCong Yu (expected 2007), University of Michigan (EECS) – XML databasesYvonne Ford (expected 2007), University of Michigan (Nursing) – informatics in nursingWinston Hsu (expected 2006), Columbia University (EE) – image processing

Maria Fuentes Fort (expected 2007), U Politecnica de Catalunya – text summarization

GRADUATE AND UNDERGRADUATE STUDENT RESEARCH ASSISTANTS ADVISED:

Chuan-Chih Chou, 2006 —, PhD student, applied physicsAnthony Fader, 2006 —, BA student, mathematicsKevin McGowan, 2005 — 2006, MS student: machine translationAlejandro C de Baca, 2004 — 2005, MS student: models of the WebRohit Laungani, 2005 — 2006, MS studentJames Sweeney, 2005 — 2006, MS studentPatrick Jordan, 2005 — 2006, MS studentJacob Balazer, 2005 — 2006, MS studentErin Rhode, 2005 —, PhD studentAaron Elkiss, 2005 —, PhD studentSiwei Shen, 2003 — 2005, MS student, machine learning, grammar acquisition, bioinformaticsStanko Dimitrov, 2002 — 2004, BA student (UROP)Michael Topper, 2001 — 2003, BA student: multidocument summarizationAmardeep Singh Grewal, 2001 — 2003, BA student (UROP)Dan Tam, 2002 — 2004, MS student: text generation. text summarizationScott Gifford, 2002, MS student: information retrievalAdam Winkel, 2001 — 2002, MS student: multidocument summarizationNaomi Daniel, 2001 — 2002, MS student: subevent-based summarizationZhiping Zheng, 2001, MS studentHong Qi, 2000 — 2003, question answering, information retrieval, PhD studentSasha Blair-Goldensohn, 2000 — 2001, MS studentRevathi Sundara Raghavan, 2000, MS studentArica Jackson, 2002, BA student (UROP)Michael Gimbel, 2001 — 2002, BA student (UROP)Oluremi Kufeji, 2001 — 2002, BA student (UROP)Bojan Peovski, 2001 — 2002, BA student (UROP)Kiran Divvela, 2000, BS student (UROP)

INDEPENDENT STUDY PROJECT ADVISER:

Amy Lau, Christopher Small, Srikant Krishna, Efrat Levy (at Columbia between 1994 and 1998)Zachary Haberer, Stanley Cavin, Yingqi Feng, Kate Lockwood, Krittaya Alapol, Sasha Blair-Goldensohn, Zhiping Zheng (2000—2001)Krittaya Alapol, Yong Huang (2001—2002)Ammar Qusaibaty, Erin Doumpoulaki (2002)Omer Abdul Kareem, Siwei Shen, Renju Jacob, Matthew Forsythe, Ping Yu, Yang Ye (2003)Jacob Balazer, Gumwon Hong, Gunes Erkan, Agam Patel, Dan Tam, Sean Gerrish, Cristina Negrut (2004)Esha Parvathi Krishnaswamy (2005)

DEPARTMENTAL SERVICE:

Strategic planning committee:University of Michigan Dept. of EECS, 2005 — 2006

Curriculum committee:University of Michigan Bioinformatics, 2006 —

Research committee:University of Michigan School of Information, 2005 — 2007

Master’s committee:University of Michigan School of Information, 2004 — 2006

Doctoral committee:University of Michigan School of Information, 2002 — 2004

Dean’s advisory committee:University of Michigan School of Information, 2000 — 2002, 2004 — 2005

Undergraduate committee:University of Michigan School of Information, 2000 — 2002.I proposed the creation of a 3-2 program with Linguistics which was approved by both SI and Linguistics.

Ph.D. committee:Columbia University, Department of Computer Science, 1996 — 1998.

MS admissions committee:Columbia University, Department of Computer Science, 1994 — 1996.

Webmaster:Columbia University, Department of Computer Science, 1994 — 1997.

ACM Programming Team Coach:Coach, International Finals 1995 top 20 worldwide (out of 600 teams)Coach, International Finals 1996 7th (tie) worldwide (out of 1000 teams)Coach, International Finals 1997 top 20 worldwide (out of 1000 teams)

RESEARCH TALKS (2004-05):

January 20, 2004, “Content diffusion on the Web graph”, General Motors ResearchMarch 3, 2004 “Content diffusion on the Web graph”, University of Maryland (NLP group)March 4, 2004 “Multilngual computing: syntax, generation, and summarization”, Georgetown UniversityApril 14, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, Northwestern UniversityJune 8, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, Columbia UniversityJuly 13, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, Sofia UniversityJuly 15, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, University of CambridgeJuly 19, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, University of WolverhamptonJuly 27, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, University of SheffieldJuly 29, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, University of EssexAugust 4, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, Microsoft ResearchSeptember 23, 2004 “Social network analysis of text”, University of Michigan STIET seminarSeptember 24, 2004 “Social network analysis of text”, Cornell University AI seminarOctober 7, 2004 “Social network analysis of text”, MITOctober 8, 2004 “Social network analysis of text”, Brown UniversityOctober 15, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, Indiana University CS/Informatics SeminarNovember 10, 2004, UC Berkeley, BISC seminarNovember 11, 2004 “Social network analysis of text”, University of Southern CaliforniaNovember 12, 2004, ISINovember 15, 2004, “Words, links, and patterns: novel representations for Web-scale text mining “, UC Irvine

December 2, 2004 “Words, links, and patterns: novel representations for Web-scale text mining”, University of Illinois, DB seminarDecember 3, 2004, University of Illinois, ChicagoDecember 3, 2004, University of ChicagoDecember 9, 2004 IBM T.J. Watson Research Center, NL PIC talkDecember 10, 2004 New York University, CS department seminar and NYC-NLP forumDecember 15, 2004 UCLAMarch 28, 2005 Ask JeevesJuly 2005 MSN SearchJuly 2005 Microsoft ResearchAugust 18, 2005 University of Washington “Random walk methods for natural language processing”September 24, 2005 RANLP workshop on text summarization, Borovetz, Bulgaria “Graphs everywhere: novel methods for summarization and NLP”November 1, 2005 Michigan State University, East Lansing “Graphs everywhere: novel methods for summarization and NLP”November 21, 2005 Google

PAST TALKS (1997-2003, in alphabetical order):

AT&T Labs Research, Ben-Gurion University of the Negev, Bulgarian Academy of Sciences, Columbia University (NLP group), Educational Testing Service, First Document Understanding Conference (DUC 2001, New Orleans, Louisiana), Ford Research, Fordham University, George Mason University, Georgetown University, Georgia Institute of Technology, IBM T.J. Watson Research Center, Michigan-Ohio Chapter of ACM SIGCHI, New Jersey Chapter of the American Society for Information Science, Rutgers University (SCILS), SUNY-Stony Brook, United States Department of State Foreign Service Institute, University of California, San Diego (AI seminar), University of Chicago, University of Edinburgh, University of Illinois (SLIS), University of Illinois-Chicago, University of Maine, University of Maryland (NLP seminar), University of Massachusetts, University of Michigan (IPOCSE), University of Michigan (School of Information), University of Minnesota, University of Pennsylvania, University of Texas, University of Washington (CSE), University of Washington (Information School), Virginia Tech

SYSTEMS BUILT OR UNDER DEVELOPMENT:

ALE – Web page link text indexer (with Scott Gifford)ANSEL – question answering (PI was John Prager from IBM)Argent – generation system for machine translationCIDR – topic detection and trackingClairlib – generic NLP and IRGIN – GenesInEssence – fact extraction about genes and proteinsLexRank – graph-theoretical, cosine centrality based summarizerNewsInEssence – News summarization (www.newsinessence.com)NSIR – Probabilistic question answeringPROFILE – information extractionQASM – Natural language query modulationSUMMONS – multi-document summarizationTUMBL – semi-supservised graph-based machine learningWapMEAD – a Wap interface to MEADWebInEssence – Web-based multi-document summarizationZEDDOC – Web-based report generation

PRESS COVERAGE:

NewsInEssence has been featured in Wired News, La Stampa (Turin, Italy), Il Giornale (Vicenza, Italy), L'Arena (Verona, Italy), The Hindu (Chennai, India), The Michigan Daily, The Ann Arbor News, The University Record, and NPR affiliate WEMU.

The work on Question Answering was featured in TRNews.

The work on lexrank was featured in TRNews.

ACL 2005 interview in WAAM-AM, Ann Arbor, June 27, 2005.

My interview on biases of search engines was cited by Reuters, the Associated Press, San Jose Mercury News, WJLA-Los Angeles, Wired News, Orland Sentinel, Rapid City Journal, Boston Globe, Cleveland Morning Journal, Chicago Tribune, Los Angeles Times, South Bend Tribune, Las Vegas Sun, Beaufort Gazette, Raleigh-Durham News Observer, Modesto Bee, Washington Post, South Idaho Press, Augusta Chronicle, Kansas City Star, Sacramento Bee, Jefferson City News Tribune, Miami Herald, Waterloo Cedar Falls Courier, Seattle Post-Intelligencer, New York Newsday, WTOP-Washington, Bakersfield Californian, Daytona Beach News Journal, Victoria (TX) Advocate, Chippewa Falls (WI) Herald, Porterville (CA) Recorder, Ocala (FL) Star Banner, Worcester Telegram, The Harrisburg (PA) Patriot-News, Toronto Globe and Mail, Times of India (Mumbai)

SOFTWARE RELEASED:

MEAD: Public-domain multi-document multi-lingual summarizer (http://www.summarization.com/mead)

BLOG/MAILING LIST ACTIVITIES:

Dr-list (personal mailing list): http://tangra.si.umich.edu/~radev/dr-list/email/date.htmlI-list (mailing list about Information): http://tangra.si.umich.edu/~radev/ilist/date.htmlACL-news (additions to the ACL Web site): http://tangra.si.umich.edu/~radev/acl-news-archive/

PROFESSIONAL AFFILIATION:

ACMACM SIGIR (Information Retrieval)ACM SIGMOD (Management of Data)ACL (Association for Computational Linguistics)AAAI (American Association for Artificial Intelligence)

LANGUAGES:

English, Bulgarian, French, and Russian: fluent spoken and writtenSpanish: advanced levelItalian: intermediate levelGerman and Japanese: beginner’s level

LAST UPDATED:September 27, 2006