Kwanghun Chung's Homepage

Kwanghun Chung

Research Interests

Theoretical and computational aspects of Integer Progamming, Combinatorial Optimization, Mixed-Integer Nonlinear Programming, and Global Optimization
Applications of optimization models and algorithms to practical problems in Telecommunication Networks, Supply Chains, Healthcare Delivery, and Energy Systems

Research Experience

Research Assistant	Industrial and Systems Engineering, University of Florida Improve current convexification methods and investigate the generation of strong cuts for non-convex optimization problems using integer programming techniques Advisors: Dr. Jean-Philippe P. Richard and Dr. Mohit Tawarmalani Funded by National Science Foundation	Jan. 2009 to Present
Research Assistant	Rosen Center for Advanced Computing, Information Technology at Purdue, Purdue University Participated in the project, Nanotechnology Middleware Integration Supervisors: Dr. Sebastian Goasguen and Dr. Krishna Madhaven Funded by National Science Foundation	Jan. 2005 to Dec. 2006
Researcher	Center for Advanced Software Engineering, Samsung SDS Participated in the project, Developing a Methodology for Component-Based Development Joint work with Electronics and Telecommunications Research Institute team Funded by Ministry of Information and Telecommunications	Oct. 2001 to Jul. 2004
Researcher	Information Technology R&D Center, Samsung SDS Designed and implemented intelligent mobile agent systems using Java technology	Apr. 2000 to Sep. 2001
Research Assistant	Industrial Engineering, Seoul National Univesity Participated in the project, Study on designing and planning method for BISDN Advisors: Dr. Chung, Sung-Jin and Dr. Hong, Sung-Pil Funded by Korea Telecom Inc.	Mar.1997 to Feb. 1999

Publications

Strong Valid Inequalities for Orthogonal Disjunctions and Bilinear Covering Sets

Joint work with M. Tawarmalani and J.-P.P. Richard
Published in Mathematical Programming
Available at http://www.springerlink.com/content/874201n385485715/

Strong Valid Inequalities for Orthogonal Disjunctions and Polynomial Covering Sets

Joint work with M. Tawarmalani and J.-P.P. Richard
Technical report, Krannert school of management, Purdue university, Sep. 2008
Available at http://www.krannert.purdue.edu/programs/phd/Working-paper-series/Year-2008/1213.pdf

Lifted Inequalities for 0-1 Mixed-Integer Bilinear Covering Sets

Joint work with J.-P.P. Richard and M. Tawarmalani
To be submitted to Mathematical Programming

A Computational Study for Lifted Inequalities for 0-1 Mixed-Integer Bilinear Covering Sets

Joint work with J.-P.P. Richard and M. Tawarmalani, in preparation

Presentations

Strong Valid Inequalities for Mathematical Programs with Complementarity Constraints via Orthogonal Disjunctions

Joint work with J.-P. P. Richard and M. Tawarmalani, INFORMS Annual Meeting, San Diego, Oct. 2009

Inequalities for Orthogonal Disjunctions and Polynomial Covering Sets

Joint work with J-P. P. Richard and M. Tawarmalani, International Symposium on Mathematical Programming, Chicago, Aug. 2009

Strong Valid Inequalities for Orthogonal Disjunctions and Polynomial Covering Sets

Joint work with M. Tawarmalani and J-P. P. Richard, UF ISE graduate seminar, Gainesville, FL, Mar. 2009

Inequalities for Orthogonal Disjunctions and Polynomial Covering Sets

Joint work with M. Tawarmalani, J-P. P. Richard, INFORMS Annual Meeting, Washington D.C., Oct. 2008

Strong Valid Inequalities for Bilinear Knapsack Sets

Joint work with M. Tawarmalani and J-P. P. Richard, INFORMS Optimization Society Conference, Atlanta, Mar. 2008

Strong Valid Inequalities for Bilinear Knapsack Sets

Joint work with M. Tawarmalani and J-P. P. Richard, INFORMS Annual Meeting, Seattle, Nov. 2007

Service-Oriented Learning Service on the nanoHUB: Sakai Integration

Joint work with S. Goasguen and K. Madhaven, TeraGrid Conference, Indianapolis, Jun. 2006