Publications

Journal Papers

• Ahipasaoglu, S.D. and Yildirim, E. A. (2008) Identification and Elimination of Interior Points for the Minimum Enclosing Ball Problem. To appear in SIAM Journal on Optimization.[pdf]
• Ahipasaoglu, S.D., Sun P., and Todd M.J. (2008) Linear convergence of a modified Frank-Wolfe algorithm for computing minimum volume enclosing ellipsoids. Optimization Methods and Software, (23)5-19. [pdf]

Refereed Conference Proceedings

• Ahipasaoglu, S.D. and Todd, M. J. (2008) The Minimum-Area Enclosing Ellipsoidal Cylinder Problem. Fall Workshop on Computational Geometry, IBM T.J. Watson Research Center, November, 2007. [pdf]

Technical Reports

• Ahipasaoglu, S.D., Erdogan, G., and Tansel B. (2003) A Survey on the Vehicle Routing Problems. Tech. Report, Bilkent University, Ankara, Turkey.

Work in Progress

• Ahipasaoglu, S.D. and Todd, M. J. A Modified Frank-Wolfe Algorithm for Computing Minimum Area Enclosing Ellipsoidal Cylinders: Theory and Algorithms.

Talks

• What is Operations Research?, CURIE Accademy, Cornell University, Ithaca, July 2008. (lecture)[ppt]
• A Modified Frank-Wolfe Algorithm for Computing Minimum Area Enclosing Ellipsoidal Cylinders: Theory and Algorithms, SIAM Conference on Optimization, Boston, May 2008. (session chair) [pdf]
• Optimal Design Problems, Continuous Optimization Seminar, Cornell University, Ithaca, April 2008.
• The Minimum-Area Enclosing Ellipsoidal Cylinder Problem, Workshop on Computational Geometry, IBM T.J.Watson Research Center, November, 2007. [pdf]
• Linear Convergence of a Modified Frank-Wolfe Algorithm for Computing Minimum Volume Enclosing Ellipsoids, Second Mathematical Programming Society International Conference on Continuous Optimization, McMaster University, Hamilton, Canada, August 2007. (invited talk) [pdf]
• A Survey on the Vehicle Routing Problems, EURO-INFORMS, Istanbul, Turkey, June 2003.