Ioannis Giotis

Departament de Llenguatges i Sistemes Informatics
Universitat Politecnica de Catalunya
Campus Nord - Ed. Omega, 228
Jordi Girona Salgado, 1-3
E-08034 Barcelona



About me

I am a postdoc researcher at UPC, Barcelona. I am working with Josep Diaz. I recently graduated with a PhD from the Computer Science and Engineering of the University of Washington. My advisor was Anna Karlin. I received my undergraduate degree (diploma) in 2002 at the Computer Engineering and Informatics Department of University of Patras. I received my masters degree from CSE in 2005.


Publications


Correlation Clustering with a fixed number of clusters, Theory of Computing, 2(13) (2006). Conference version in SODA 2006. (with Venkat Guruswami)

Greedy Bidding Strategies for Keyword Auctions, ACM Conference on Electronic Commerce 2007 (EC'07), 2007. (with M. Cary, A. Das, B. Edelman, K. Heimerl, A. Karlin, C. Mathieu and M. Schwarz)

On Best-Response Bidding in GSP Auctions, National Bureau of Economic Research, Working Paper No. 13788, 2008. (with M. Cary, A. Das, B. Edelman, K. Heimerl, A. Karlin, C. Mathieu and M. Schwarz)

On the Effects of Competing Advertisements in Keyword Auctions, Working paper, 2008. (with A. Das, A. Karlin, C. Mathieu)

On the equilibria and efficiency of the GSP mechanism in keyword auctions with externalities, Workshop on Internet and Network Economics(WINE), 2008. (with Anna Karlin)