CURRICULUM VITAE. The University of Iowa, Iowa City, 1996, Computer Science. Universidad de Los Andes, Mérida - Venezuela 1993, Statistics

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1 Name: Miguel E. Ruiz, PhD. University Address: School of Library and Information Sciences University of North Texas Information Sciences Building 307 S. Avenue B, Suite 205 Denton, TX Telephone Number (w): (940) CURRICULUM VITAE EDUCATION Ph.D. The University of Iowa, Iowa City, 2001, Information Retrieval and Intelligent Systems Dissertation: Combining Machine Learning and Hierarchical Structures for Text Categorization M.S. M.S. The University of Iowa, Iowa City, 1996, Computer Science Universidad de Los Andes, Mérida - Venezuela 1993, Statistics B. S. Universidad de Los Andes, Mérida - Venezuela 1984, Systems Engineering EMPLOYMENT HISTORY Associate Professor, School of Library and Information Sciences UNIVERSITY OF NORTH TEXAS, DENTON TX Assistant Professor, Department of Library and Information Studies School of Informatics UNIVERSITY AT BUFFALO, STATE UNIVERSITY OF NEW YORK Senior Research Scientist, MNIS-TextWise Labs SYRACUSE, NY Research Assistant, School of Library and Information Science THE UNIVERSITY OF IOWA, IOWA CITY, IA Teaching Assistant, Department of Spanish and Portuguese THE UNIVERSITY OF IOWA, IOWA CITY, IA 1

2 Teaching Assistant DEPARTMENT OF COMPUTER SCIENCE. THE UNIVERSITY OF IOWA, IOWA CITY, IA Director of the Department of Information Systems, SERVICIOS BIBLIOTECARIOS DE LA UNIVERSIDAD DE LOS ANDES UNIVERSIDAD DE LOS ANDES, MÉRIDA, VENEZUELA Assistant Professor, Departamento de Computación, Escuela de Ingeniería de Sistemas Universidad de Los Andes, MÉRIDA, VENEZUELA Computer Programmer, Departamento de Informática, BIECI Universidad de Los Andes, MÉRIDA, VENEZUELA AWARDS Visiting Scholar at the Lister Hill Center for Biomedical Communications, National Library of Medicine, National institutes of Health, Bethesda, MD, summer Visiting Scholar at the Lister Hill Center for Biomedical Communications, National Library of Medicine, National Institutes of Health, Bethesda, MD, summer HONORS Nominated to the AMIA 2006 Homer R. Warner Award for the paper Combining Image Features, Case Descriptions and UMLS Concepts to Improve Retrieval of Medical Images presented at the Annual Symposium of the American Medical Informatics Association. PROFESSIONAL MEMBERSHIPS AND ACTIVITIES American Society for Information Science and Technology, o Special Interest Group in Classification Research (SIG/CR), Secretary, Member of the Program Committee for the SIG/CR workshop, 2000 o Special Interest Group in Medical Informatics (SIG/MED), o Special Interest Group in Digital Libraries (SIG/DL), Member of the planning Committee, Web communications officer, Officer of the American Society for Information Science Student Chapter, University of Iowa, Iowa City, Association for Computing Machine (ACM), o Special Interest Group on Information Retrieval (SIGIR),1995-2

3 o o Member of the Program Committee for the Annual International ACM SIGIR Conference on research and Development in Information retrieval Member of the Program Committee for the Conference on Information and Knowledge Management (CIKM) 2006 Information Architecture Institute (IAI), American Medical Informatics Association (AMIA), Reviewer for the Journal of the American Society for Information Science and Technology (JASIST) Reviewer for Information Retrieval Reviewer for Neuro Computing Reviewer for Information Processing and Management (IPM) Reviewer for the Journal of the American Medical Informatics Association (JAMIA) Member of IMLS panels for review of research and demonstration projects 2005 & 2006 UNIVERSITY SERVICE Served as external reviewer for the following PhD dissertations: Translation events in cross-language information retrieval: Lexical ambiguity, lexical holes, vocabulary mismatch, and correct translations. By Diekema, Anne Roel, Ph.D., Syracuse University, 2003, 183 pages; AAT The construction, use, and evaluation of a lexical knowledge base for English-Chinese cross-language information retrieval. by Chen, Jiangping, Ph.D., Syracuse University, 2003, 228 pages; AAT Master Thesis Directed: Usability and effectiveness Evaluation of a Course Advising Chatbot. Hyekyung Kim. Masters in Informatics. University at Buffalo. July Automatic Medical Image Classification for Content Based Image Retrieval Systems. Epaphrodite Uwimana. Masters in Informatics. University at Buffalo. August University at Buffalo Member of the UB2020 planning committee for Information and Computing Technology, Member of the Decanal Review Committee for the School of Informatics, Advisor for the Informatics Graduate Student Association (IGSA) Advisor for the ASIST Student Chapter at Buffalo,

4 DEPARTMENTAL SERVICE University at Buffalo Academic Standards Committee, Chair of this Committee in Member of the Academics Standards for the School of Informatics, Advisor for the ASIS&T student chapter at the University at Buffalo COMMUNITY SERVICE Member of the Library Advisory Council, Erie Community College Served as advisor to the development of the web site of the Erie County Transportation Committee. (2005) Several of my courses involve projects that are usually related to non for profit and other community organizations. Some examples of these projects include Erie County transportation committee ( Buffalo Federation of Neighborhood Centers ( (Winner of best site of the Buffalo.com site of the day on Nov 22 nd 2004), and many others. COURSES TAUGHT University at Buffalo LIS 506, Information Storage and Retrieval LIS 501, Knowledge Discovery and Data Mining for Information Professionals LIS 569, Database Management Systems INF 507, Survey on Information Science and Services INF 564, Information Architecture INF 565, Information Systems Analysis and Design INF 564, Technology Assessment INF 597, Capstone Seminar University of Iowa SPA102, Spanish Level 2 4

5 Universidad de Los Andes, Mérida Venezuela Computer Programming I and II Data Structures Information Systems Analysis and Design GRANT SUPPORT Rohini Srihari (PI) & Miguel Ruiz (Co-PI) Unapparent Information Revelation: Creation, Visualization & Mining of Concept Chain Graph. Grant submitted to NSF-ITR. August August Amount: $675, Miguel Ruiz (PI) & Silvia Southwick (Co-PI), Evaluation of Content-Based Image Retrieval for Medical Images. AT&T Research Grant. April 2005 April AT&T founded research grants within the School of Informatics. $6,000 5

6 PUBLICATIONS Articles in Refereed Journals: Liu, X. & Ruiz, M.E. Using Data mining to predict k-12 student s understanding of the Energy Concept. Journal of Research in Science Teaching. (In press). Ruiz, M. E. and Srinivasan, P. Hierarchical text categorization using neural networks. Information Retrieval, 5(1), pp , Srinivasan, P., Ruiz, M. E., Kraft, D. H., and Chen, J. Vocabulary mining for information retrieval: Rough sets and fuzzy sets. Information Processing and Management. 37(2001) Lam, W., Ruiz, M. E., and Srinivasan, P. Automatic text categorization and its applications to text retrieval. IEEE Transactions on Knowledge and Data Engineering, 11(6) , 1999 Oard, D., Peters, C., Ruiz, M, Frederking, R., Klavans, J. and Sheridan, P. Multilingual Information Discovery and AccesS (MIDAS): A joint ACM DL 99/ ACM SIGIR 99 workshop. D-lib Magazine, October ISSN ( Conference Proceedings: Kim, H.K., Ruiz, M.E. and Peterson, L. Usability and Effectiveness Evaluation of a Course- Advising Chat Bot. Poster presented at the ASIST 2007 Annual meeting. November 2007 Ruiz, ME, Shapiro, S, Abbas, J, Southwick, S & Mark, D. UB at GeoCLEF To appear in proceedings of the Cross Language Evaluation Forum (CLEF) 2006 workshop. Alicante, Spain, Sept Clough, P, Hersh, W, Rorissa, A & Ruiz, M.E. ImageCLEF and ImageCLEFmed: Toward standard test collections for image storage and retrieval research. Proceedings of the ASIS&T Annual meeting 2006 Ruiz, M.E. Combining Image Features, Case Descriptions and UMLS Concepts to Improve Retrieval of Medical Images. Proceedings of the Symposium of the American medical Informatics Association (Paper nominated for the AMIA Homer R. Warner Award). Ruiz, ME and Southwick, S. UB at CLEF 2005: Bilingual Portuguese and Medical Image retrieval tasks. In Accessing Multilingual Information Repositories: 6th Workshop of the Cross- Language Evaluation Forum, CLEF 2005, Vienna, Austria, Revised Selected Papers. Carol Peters, Fredric C. Gey, Julio Gonzalo, Gareth J.F.Jones, Michael Kluck, Bernardo Magnini, Henning Müller, Maarten de Rijke (Eds.). Series: Lecture Notes in Computer Science, Vol Aronson, A, Demner-Fushman, D, Humphrey, S.M., Lin, J, Liu, H, Ruch, P, Ruiz, M.E., Smith, L.H., Tanabe, L.K., Wilbur, W.J. Fusion of knowledge-intensive and statistical approaches for 6

7 retrieving and annotating textual genomics documents. TREC Proceedings. TREC 2005, Gaithersburg, MD, USA. Ruiz, M.E. Experiments on Genomics ad hoc Retrieval. TREC Proceedings, TREC Gaithersburg, MD., USA. Ruiz, M.E., Bodenreider, O., Little, E., and Srinivasan, P. Ontological Research and Its Applications to the Biomedical Domain. In Proceedings of the ASIST 2005 annual meeting. Charlotte, NC, October 28 to November 1st, Ruiz, M.E. and Southwick, S. UB at CLEF 2005: Medical Image Retrieval Task. In Proceedings of the CLEF 2005 Workshop. European Conference of Digital Libraries, Vienna, Austria, September 21-23, Ruiz, M.E. and Srikanth, M. UB at CLEF 2004: Cross Language Information Retrieval Using Statistical Language Models. In Proceedings of the Cross-Language Evaluation Forum 2004 Workshop. Lecture Notes in Computer Science (LNCS 3491), pp , Ruiz, M.E. and Srikanth, M. UB at CLEF 2004 Cross Language Medical Image Retrieval. In Proceedings of the Cross-Language Evaluation Forum 2004 Workshop. Lecture Notes in Computer Science (LNCS 3491), pp , Ruiz, M.E, Srikanth, M. and Srihari, R. UB at TREC 13: Genomics Track. NIST Special Publication: SP Proceedings of the Thirteenth Text Retrieval Conference (TREC 2004). Electronic proceedings available at: Ruiz, M.E. Automatically generated phrases and relevance feedback for improving Cross- Language Information Retrieval. In Comparative Evaluation of Multilingual Information Access Systems. Lecture Notes in Computer Science (LNCS 3237), pp , Srikanth, M, Ruiz, M.E. and Srihari R. UB at TREC 12: HARD and Genomics Tracks. Evaluation. In Proceedings of the 12th Text Retrieval Conference (TREC-12). NIST Special Publication: SP , pp , Electronic publication available at: Srihari, R, Ruiz, M.E. and Srikanth, M. Concept Chain Graphs: A Hybrid IR Framework for Biomedical Text Mining. Position paper presented in the 26th Annual International Conference on Research and Development in Information Retrieval SIGIR'03, Workshop on Bioinformatics. Toronto, Canada, July 28 - August 1, Ruiz, M.E. and Srinivasan, P. Hybrid hierarchical classifiers for categorization of medical documents. Accepted for publication in Proceedings of the 2003 ASIST Annual Meeting. Long Beach, CA, October 19-22, Srihari, R., Ruiz, M.E. and Srikanth, M. Concept chain graphs: A hybrid IR framework for biomedical text mining. Workshop on Text Analysis and search for Bioinformatics, 26th Annual International Conference on Research and Development in Information Retrieval SIGIR 03. Toronto, Canada, July 28 August 1, Menczer, F., Pant, G., Ruiz, M.E., and Srinivasan, P. Evaluating topic driven web crawlers. In Proceedings of the he 24th Annual International ACM Conference on Research and 7

8 Development in Information Retrieval SIGIR New Orleans, Louisiana, September 9-13, 2001, Ruiz, M.E. and Srinivasan, P. Combining machine learning and hierarchical indexing structures for text categorization. In Advances in Classification Research (volume 10): Proceedings of the 10th ASIS SIG/CR Classification Research Workshop. Editors Hanne Albrechtsen and Jens-Erik Mai. ASIST Monograph series. Information Today, 2001, Ruiz, M.E., Rowe, S., Forrester, M., and Sheridan, P. CINDOR TREC-9 English-Chinese Evaluation. In Proceedings of the 9th Text Retrieval Conference (TREC-9). NIST Special Publication Ruiz, M.E., Diekema, A., and Sheridan, P. CINDOR : A multi-method approach to crossing the language barrier in CLIR. In Proceedings of the 8th Text Retrieval Conference (TREC-8). NIST Special Publication November 2000, Ruiz, M.E. and Srinivasan, P. Hierarchical neural networks for text categorization. In Proceedings of 22nd International Conference on Research and Development in Information Retrieval SIGIR 99. Berkeley, California, August 15-19, 1999, (Poster) Eichmann, D., Ruiz, M. Srinivasan, P., Street, N., Chris, C., and Menczer, F. A cluster based approach to tracking, detection and segmentation of broadcast news. In Proceedings of the DARPA Broadcast News Workshop (TDT-2). San Francisco:CA, Morgan Kaufmann Publishers Eichmann, D, Ruiz, M. E., and Srinivasan, P. Cluster-based adaptive and batch filtering. In Proceedings of the 7th Text Retrieval Conference (TREC-7). NIST Special Publication Ruiz, M.E. and Srinivasan, P. Cross-language information retrieval: an analysis of errors. In Proceedings of the 61st Annual meeting of the American Society for Information Science. October Eichmann, D., Ruiz, M.E., and Srinivasan, P. Cross-language information retrieval with the UMLS Metathesaurus. In Proceedings of the 21st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval SIGIR'98. August Ruiz, M.E., and Srinivasan, P. Automatic text categorization using neural networks. In Advances in Classification Research volume 8: Proceedings of the 8th ASIS SIG/CR Classification Research Workshop Srinivasan, P., Ruiz, M.E., and Lam, W. An investigation on indexing on the WWW. In Proceedings of the 59th Annual meeting of the American Association for Information Science Walczuch, N. and Ruiz, M.E. A Visible behavior approach for system analysis and design. In Proceedings of the 5th International Symposium on Systems Research, Informatics and Cybernetics. Baden-Baden, Germany

9 Ruiz, M.E. Aplicación del aprendizaje automático al problema de indización bibliográfica. I Congreso Nacional sobre Informática Educativa. Universidad de Los Andes. Mérida, Venezuela Translation: Machine Learning applied to bibliographic indexing. Ruiz, M.E. Indización basada en conocimiento: prototipo I. I Encuentro de Ingeniería de Sistemas en los Paises Fronterizos. Univer sidad de Bucaramanga. Bucaramanga, Colombia Translation: Knowledge-based indexing: prototype I. Ruiz, M.E., Walczuch, N. Sistemas automatizados de cata logación y recuparación de informa ción. II Taller de Bibliotecas Univer sitarias de América Latina y el Caribe. Universidad de La Habana. March, La Habana, Cuba. Translation: Automated systems for cataloging and information retrieval. Ruiz, M.E., Walczuch, N. Automatización de bibliotecas univer sitarias en Venezuela: Experiencias de la ULA. II Taller de Bibliotecas Univer sitarias de América Latina y el Caribe. Universidad de La Habana. La Habana, Cuba Translation: Automation of university libraries in Venezuela: Experience at the University of Los Andes. Ruiz, M.E. Sistema experto para análisis de datos. II Seminario Nacional sobre Inte ligencia Artificial y Sistemas Expertos.(SENIASE). Universidad de Los Andes. Mérida, Venezuela Translation: Knowledge-based system for data analysis. Invited Conference Presentations: Ruiz, M. E. An introduction to data mining in health information Repositories. UB This Summer. Workshop: How Computers are Changing Healthcare: An Introduction to Medical/Health Informatics. Health Science Library, University at Buffalo.. July 16th 2004 Ruiz, M. E. Surveillance, Privacy, and the Chilling of Free Expression: What the Technology Can (and Cannot) Do. In the workshop Government Policy, Cultural Production, Personal Privacy. The Baldy Center for Law and Public Policy, Buffalo. NY, September 10,