Onur Seref .::.:.::.:..::.. Vita

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Business Information Technology Virginia Tech 2060 Pamplin Hall (0235) Blacksburg, VA 24061

Email: seref@vt.edu URL: www.seref.bit.vt.edu Office: (540) 231-7749 Fax: (540) 231-3752

Education

Ph.D. in Operations Research
University of Florida, Gainesville, FL (August 2001 - December 2006)
Dissertation Title: New Optimization Methods and Applications in Kernel Based Machine Learning
Dissertation Advisor: Dr. Panos M. Pardalos

M.S. in Industrial Engineering
Middle East Technical University, Ankara, Turkey (September 1998 - July 2001)
Thesis Title: A Monte-Carlo Simulation Model for Land Combat
Thesis Advisor: Dr. Levent Kandiller

B.S. in Industrial Engineering
Middle East Technical University, Ankara, Turkey (September 1994 - June 1998)

Appointments

Assistant Professor
Department of Business Information Technology, Virginia Tech, Blacksburg, VA (August, 2008 - present)

Adjunct Assistant Professor
Department of Industrial and Systems Engineering, University of Florida, Gainesville, FL (January, 2007 - June, 2008)

Graduate Assistant
Department of Industrial and Systems Engineering, University of Florida, Gainesville, FL (August, 2001 - December, 2006)
Informatics Institute, Middle East Technical University, Ankara, Turkey (July, 1998 - July, 2001)

Teaching

Introduction to Business Analytics Modeling (BIT 3424)
Virginia Tech, Department of Business Information Technology, Fall 2011, Fall 2013

Quantitative Methods I (BIT 2405)
Virginia Tech, Department of Business Information Technology, Fall 2009 - 2013

Quantitative Methods II (BIT 2406)
Virginia Tech, Department of Business Information Technology, Fall 2008, Fall 2012, Spring 2009 - 2014

Decision Support Systems for Industrial and Systems Engineers (ESI 4356/6355)
University of Florida, Department of Industiral and Systems Engineering, Fall/Spring 2005 - 2007

Facilities Planning and Material Handling (EIN 4365)
University of Florida, Department of Industiral and Systems Engineering, Fall 2004

Introduction to Information Technologies and Applications (IS 100)
Middle East Technical University, Informatics Institute, Fall 1998 - Spring 2000

Publications

Refereed Journal Articles

1. O. Seref, Y.-J. Fan, W. A. Chaovalitwongse. 2014. "Information-theoretic feature selection with discrete k-median clustering,"Annals of Operations Research , (accepted March 21, 2014).


2. O. Seref, Y.-J. Fan, W. A. Chaovalitwongse. 2014. "Mathematical programming formulations and algorithms for discrete k-median clustering with time series data,"INFORMS Journal on Computing, 26 (1), 160 - 172.


3. O. Seref, W.A. Chaovalitwongse, J. P. Brooks. 2014. "Relaxing support vectors for classification,"Annals of Operations Research, 216 (1), 229 - 255.


4. O. Seref, J.P. Brooks, S.S. Fong. 2013. "Decomposition of flux distributions into metabolic pathways,"IEEE/ACM Transactions on Computational Biology and Bioinformatics, 10 (4), 984 - 993.


5. O. Seref, C. Zobel. 2013. "Recursive voids for identifying a nonconvex boundary of a set of points in the plane,"Pattern Recognition, 46 (12), 3288 - 3299.


6. O. E. Kundakcioglu, O. Seref, P. M. Pardalos. 2010. "Multiple instance learning via margin maximization," Applied Numerical Mathematics, 60 (4), 358-369.


7. O. Seref, R. K. Ahuja, J. B. Orlin. 2009. "Incremental network optimization: theory and algorithms," Operations Research, 57 (3), 586-594.


8. O. Seref, O. E. Kundakcioglu, O. A. Prokopyev, P. M. Pardalos. 2009. "Selective support vector machines," Journal of Combinatorial Optimization 17 (1), 3-20.


9. C. Cifarelli, M. R. Guarracino, O. Seref, S. Cuciniello, P. M. Pardalos. 2007. "Incremental classification with generalized eigenvalues," Journal of Classification, 24 (2), 205-219.


10. M. R. Guarracino, C. Cifarelli, O. Seref, P. M. Pardalos. 2007. "A classification method based on generalized eigenvalue problems," Optimization Methods and Software, 22 (1), 73-81.


11. C. Cifarelli, N. Nieddu, O. Seref, P. M. Pardalos. 2007. "K-T.R.A.C.E: A kernel k-means procedure for classification," Computers and Operations Research, 34 (10), 3154-3161.

Refereed Journal Articles Under Review

1. O. Seref, P. Xanthopoulos, T. Razzaghi."Weighted relaxed support vectors machines."


2. O. Seref, J. P. Brooks, B. Huang. "A polynomial algorithm for decomposing Cartesian product matrices."


3. W. A. Chaovalitwongse, D. Won, O. Seref, P. R. Borghesani, S. Willis, T. J. Grabowski. "Network optimization of functional connectivity in magnetic resonance imaging to detect biomarkers of cognitive decline."


4. O. Seref, A. Alptekinoglu, M. M. H. Seref, S. S. Erenguc. "Advance selling to strategic consumers."

Working Papers

1. D. Won, O. Seref, W. A. Chaovalitwongse. "Mathematical formulations for the k-cardinality tree problem."


2. M. M. H. Seref, O. Seref, A. Abrahams, Q. Warnick, S. Hill. "The impact of online stock commentaries: a computational rhetoric approach."


3. O. Seref. "Multi-class relaxed support vector machines."


4. O. Seref, P. Xanthopoulos, T. Razzaghi. "Relaxed support vector machine extensions."


5. O. Seref, J. P. Brooks. "An exact formulation for the balanced tree partitioning problem."

Edited Books and Journal Special Issues

1. O. Seref, P. Xanthopoulos. 2009. "Special Issue on Data Mining in Biomedicine", Journal of Combinatorial Optimization, 17 (1), 1-2.


2. W. A. Chaovalitwongse, O. Seref. 2008. "Special Issue on Combinatorial Optimization in Data Mining", Journal of Combinatorial Optimization, 15 (3), 223-224.


3. O. Seref, O. E. Kundakioglu, P. M. Pardalos. 2007. Editors. Data Mining Systems Analysis and Optimization in Biomedicine, co-Editors:, American Institute of Physics.

Refereed Book Chapters

1. O. Seref, W. A. Chaovalitwongse. 2012."Clustering time series data with distance matrices," Workshop on Optimization and Data Analysis in Biomedical Informatics, Pardalos, P.M., Coleman T. F., Xanthopoulos (Eds.), Fields Institute Communications, Springer, 41-66.


2. O. Seref. 2010. "Selective support vector machines," Wiley Encyclopedia of Operations Research and Management Science, J. J. Cochran, L. A. Cox, P. Keskinocak,J. P. Kharoufeh, and J. C. Smith (Eds.), John Wiley & Sons, Inc..


3. S. Wang, W. A. Chaovalitwongse, O. Seref. 2010. "Operations research in data mining," Wiley Encyclopedia of Operations Research and Management Science, J. J. Cochran, L. A. Cox, P. Keskinocak,J. P. Kharoufeh, and J. C. Smith (Eds.), John Wiley & Sons, Inc.


4. A. Mucherino and O. Seref. 2009. "Modeling and solving real-life global optimization problems with meta-heuristic methods," Advances in Modeling Agricultural Systems, ser. Springer Optimization and Its Applications, Vol. 25, P. J. Papajorgji and P. M. Pardalos (Eds), Springer, 406-419.


5. O. Seref, O. E. Kundakcioglu, and P. M. Pardalos. 2008. "Selective linear and nonlinear classification," Data Mining and Mathematical Programming, ser. CRM Proceedings and Lecture Notes, P. M. Pardalos and P. Hansen, (Eds), vol. 45, American Mathematical Society, 211-234.


6. O. Seref, O. E. Kundakcioglu, and M. Bewernitz. 2008. "Support vector machines in neuroscience," Encyclopedia of Healthcare Information Systems, N. Wickramasinghe and E. Geisler, (Eds), IDEA Group Inc., 1283-1293.


7. A. Mucherino, O. Seref. 2007. "Monkey search: A novel meta-heuristic search for global optimization," Data Mining, Systems Analysis and Optimization in Biomedicine, O. Seref, O. E. Kundakcioglu, P. M. Pardalos, (Eds), American Institute of Physics, 162-173, 2007.


8. M. Bewernitz, G. Ghacibeh, O. Seref, P. M. Pardalos, C. Liu, B. Uthman, "Quantification of the impact of vagus nerve stimulation parameters on electroencephalographic measures," Data Mining, Systems Analysis and Optimization in Biomedicine, O. Seref, O. E. Kundakcioglu, P. M. Pardalos, (Eds), American Institute of Physics, 206-219.

Refereed Conference Proceedings

1. O. Seref and O. E. Kundakcioglu. 2008. "Multiple instance classification with relaxed support vector machines," Proceedings of the 3rd INFORMS Workshop on Data Mining and Health Informatics, J. Li, D. Aleman, and R. Sikora, (Eds).


2. O. Seref, C. Cifarelli, O. E. Kundakcioglu, P. M. Pardalos, and M. Ding. 2007. "Detecting categorical discrimination in a visuomotor task using selective support vector machines," Proceedings of the 2007 International Conference on Bioinformatics & Computational Biology (BIOCOMP), H. R. Arabnia, M. Q. Yang, and J. Y. Yang, (Eds), 580-587.


3. O. Seref and M. R. Guarracino. 2007. "Selective generalized eigenvalue classification," Proceedings of the 2nd INFORMS Workshop on Artificial Intelligence and Data Mining, A. Agrawal and W. Jiang, (Eds).


4. M. R. Guarracino, C. Cifarelli, O. Seref. 2006. P. M. Pardalos, "A parallel classification method for genomic and proteomic problems," Proceedings of the 20th International Conference on Advanced Information Networking and Applications (AINA), Vol. 2, 588-592.


5. O. Seref, L. Kandiller, N. E. Ozdemirel. 2002. "A Monte Carlo simulation tool for land combat," Proceedings of the 30th International Conference of Computers and Industrial Engineering (CIE), C. Papadopoulos and E. Triantaphyllou (Eds), Ziti, 785-790.

Professional Service

• Council Member, INFORMS Data Mining Section, 2012 - 2014.


• Chair of the Data Mining Stream, 2015 INFORMS Computing Society Conference, Richmond, VA, January, 11-13, 2015.


• Chair of the INFORMS 2014 Data Mining Best Student Paper Award Competition, San Francisco, CA, November 9-12, 2014.


• Organizer of the "Predictive Models in Data Mining" and "Social Media and Network Analysis in Data Mining" sessions, INFORMS Annual Meeting, San Francisco, CA, November 9-12, 2014.


• Organizer of the "Data Mining via Pattern Analysis and Recognition" session, 20th Conference of the International Federation of Operational Research Societies (IFORS), Barcelona, Spain, July 13-18, 2014.


• Program Committee Member of the 16th International Conference on Electronic Commerce, Philadelphia, PA, August 5 - 6, 2014.


• Chair of the 8th INFORMS Workshop on Data Mining and Health Informatics, Minneapolis, MN, October 5, 2013.


• Program Committee Member of the 5th Workshop on Optimization for Machine Learning, Lake Tahoe, Nevada, December 8, 2012


• Organizer of the "Optimization in Data Mining" and "Mining Time Series Data" sessions, INFORMS Annual Meeting, Phoenix, AZ, October 14-17, 2012


• Program Committee Member of the 4th Workshop on Optimization for Machine Learning, Sierra, Nevada, December 16, 2011


• Organizer of the "Optimization in Data Mining" session, INFORMS Annual Meeting, Charlotte, NC, November 13-16, 2011


• Program Committee Member of the 3rd Workshop on Optimization for Machine Learning, Whistler, B.C. Canada, December 10, 2009


• Committee Member of the "Data Mining Student Paper Award" organized by the INFORMS Section on Data Mining, INFORMS Annual Meeting, Austin, TX, November 7-10, 2010


• Program Committee Member of the 2nd Workshop on Optimization for Machine Learning, Whistler, B.C. Canada, December 12, 2009
• Program Committee Member of the 3rd International Conference on Combinatorial Optimization and Application, Yellow Mountain, China, June 10-12, 2009.


• Program Committee Member of the Optimization for Machine Learning Workshop, Whistler, B.C. Canada, December 12, 2008


• Co-Organizer of the Conference on Computational Neuroscience, Gainesville, FL, February 20-21, 2008.


• Co-Organizer of the Conference on Data Mining, Systems Analysis and Optimization in Biomedicine, Gainesville, FL, March 28-30, 2007.


• Chair of the local organizing committee of the Conference on Data Mining, Systems Analysis and Optimization in Neuroscience, 2006, Gainesville, FL


• Organizer of the sessions Optimization in Data Mining, Data Mining Applications in Neuroscience and Optimization Challenges in Brain Research at the INFORMS Annual Meeting, Seattle, WA, November 4-7, 2007.


• Organizer of the Seminar on Data Mining and Optimization in Biomedicine, Center for Applied Optimization, University of Florida, Spring 2007.


• Refereed papers for Management Science, OMEGA, European Journal of Operational Research, Decision Sciences, INFORMS Journal on Computing, Information Technology Management, Information Systems and e-Business Management, , Annals of Operations Research, IEEE Transactions on Systems Man and Cybernetics, Journal of Global Optimization, Journal of Combinatorial Optimization, Optimization Letters, Computational Management Science, Engineering Applications of Artificial Intelligence, Optimization and Engineering, Operational Research: An International Journal, Applied Mathematical Modeling, Computational Optimization and Applications, Journal of Optimization Theory and Applications, Wiley Encyclopedia of Operations Research and Management Science, Environmental Modeling and Assessment.

Awards and Honors

• Pamplin College of Business Certificate of Teaching Excellence, Virginia Tech, 2014


• Excellence in Access and Inclusion Award, Virginia Tech, 2013


• INFORMS, Doctoral Colloquium participant, 2006


• ISE Graduate Teaching Award, University of Florida, Spring 2005


• Full scholarship for graduate education abroad granted by Higher Education Council of Turkey, April 2001


• First Place in Student Paper Contest, 19th National IE & OR conference, Ankara Turkey, June 1998

Professional Membership

• INFORMS, INFORMS Data Mining Sectin, INFORMS Computing Society


• Decision Sciences Institute