University of Louisville ThinkIR: The University of Louisville's Institutional Repository Electronic Theses and Dissertations 12-2014 Avatar captcha : telling computers and humans apart via face classification and mouse dynamics. Darryl Felix D’Souza University of Louisville Follow this and additional works at: https://ir.library.louisville.edu/etd Part of the Computer Engineering Commons Recommended Citation D’Souza, Darryl Felix, "Avatar captcha : telling computers and humans apart via face classification and mouse dynamics." (2014). Electronic Theses and Dissertations. Paper 1715. https://doi.org/10.18297/etd/1715 This Doctoral Dissertation is brought to you for free and open access by ThinkIR: The University of Louisville's Institutional Repository. It has been accepted for inclusion in Electronic Theses and Dissertations by an authorized administrator of ThinkIR: The University of Louisville's Institutional Repository. This title appears here courtesy of the author, who has retained all other copyrights. For more information, please contact
[email protected]. AVATAR CAPTCHA: TELLING COMPUTERS AND HUMANS APART VIA FACE CLASSIFICATION AND MOUSE DYNAMICS By Darryl Felix D’Souza M.S. in Computer Science, University of Louisville, USA, 2009 B. Eng. in Computer Engineering, University of Mumbai, India, 2006 A Dissertation Submitted to the Faculty of the J.B.Speed School of Engineering of the University of Louisville in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy Department of Computer Engineering and Computer Science University of Louisville Louisville, Kentucky December 2014 Copyright © 2014 by Darryl Felix D’Souza All rights reserved AVATAR CAPTCHA: TELLING COMPUTERS AND HUMANS APART VIA FACE CLASSIFICATION AND MOUSE DYNAMICS By Darryl Felix D’Souza M.S.