Recent News

  • We have multiple openings at the SAIN lab. See this posting for details. August 20, 2022.
  • AAAI 2023 has announced its call for papers. I am serving as a program committee member. August 15, 2022.

Research Group

Current

  • Madhav Goyani, MSc, 2024-Present.
  • Danial Saber, MSc, 2023-Present.

Alumni

Graduate

  • Shweta Jacob, MSc, 2021-2023.
  • Paul Luis, MSc, 2021-2023.
  • Tony Wang, MSc, 2020-2023 (co-advised with Julie Thorpe).
  • Alireza Naman, MSc, 2019-2021 (co-advised with Julie Thorpe).
  • Aryan Asadian, MSc, 2019-2021.
  • Sarina Sajjadi, MSc, 2019-2021.
  • Bahare Askari, MSc, 2018-2020 (co-advised with Jarek Szlichta).
  • Conor Cushing, MSc, 2017-2020 (co-advised with Julie Thorpe).

Undergrad

  • Nicholas Hughes, 2022-2023.
  • Rui David, Undergraduate, 2021-2022.
  • Issac Ogunmola, 2021-2022.
  • Dinah Malapaya, 2021-2022.
  • Zach Parish, 2019-2021.
  • Arun Sharma, 2019-2020.
  • Kalev Gonvick, 2018-2019 (co-advised with Julie Thorpe).
  • Zach Parish, 2018-2019 (co-advised with Julie Thorpe).
  • Danustan Alphonza, Fall 2017.
  • Joshua Lemon, Fall 2017 (co-advised with Ken Pu).
  • Mario Acosta, 2016.
  • Rob McDiarmid, 2012.

Publications

. Stochastic Subgraph Neighborhood Pooling for Subgraph Classification. In CIKM, 2023.

PDF arXiv

. PiXi: Password Inspiration by Exploring Information. In ICICS, 2023.

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. Dissecting Nudges in Password Managers: Simple Defaults are Powerful. In SOUPS, 2023.

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. Sampling Enclosing Subgraphs for Link Prediction. In CIKM, 2022.

PDF arXiv

. Do Password Managers Nudge Secure (Random) Passwords?. In SOUPS, 2022.

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. Improving Peer Assessment with Graph Neural Networks. In EDM, 2022.

PDF arXiv

. DeepGroup: Group Recommendation with Implicit Feedback. In CIKM, 2021.

PDF arXiv

. A Study on Priming Methods for Graphical Passwords.. In JISA, 2021.

PDF arXiv

. Variational Autoencoders for Top-K Recommendation with Implicit Feedback. In SIGIR, 2021.

PDF arXiv

. Password Guessers Under a Microscope: An In-Depth Analysis to Inform Deployments. In IJIS, 2021.

PDF arXiv

. Group Recommendation with Noisy Subjective Preferences. In CI, 2020.

PDF Project

. Empathetic Decision Making in Social Networks. In AIJ, 2019.

PDF Project

. On Conceptually Simple Algorithms for Variants of Online Bipartite Matching. In TCS, 2019.

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. Towards Models for Quantifying the Known Adversary. In NSPW, 2019.

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. Geographic Hints for Passphrase Authentication. In PST, 2019.

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. Boundedly Rational Voters in Large(r) Networks. In AAMAS, 2018.

PDF Project

. On Conceptually Simple Algorithms for Variants of Online Bipartite Matching. In WAOA, 2017.

PDF Project arXiv

. An Exploration of Geographic Authentication Schemes. In IEEE TIFS, 2016.

PDF Project

. Preference-oriented Social Networks: Group Recommendation and Inference. In ACM RecSys, 2015.

PDF Project

. Empathetic Social Choice on Social Networks. In AAMAS, 2014.

PDF Project Extended Version

. The Presentation Effect on Graphical Passwords. In ACM CHI, 2014.

PDF Project

. Ranking Networks. In FNAMMA, 2013.

PDF Project

. Usability and Security Evaluation of GeoPass: a Geographic Location-Password Scheme. In SOUPS, 2013.

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. Empathetic Social Choice on Social Networks. In COMSOC, 2012.

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. Video-Passwords: Advertising While Authenticating. In NSPW, 2012.

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. DART: A Distributed Analysis of Reputation and Trust Framework. In Computational Intelligence, 2012.

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. The Relationship of Trust, Demand and Utility: Be More Trustworthy, Then I Will Buy More. In IEEE PST (Winner, Best Student Paper Award), 2010.

PDF Project

. How Ants Put Advertisements on the Web. In IEA-AIE, 2010.

. Purely Automated Attacks on PassPoints-Style Graphical Passwords. In IEEE TIFS, 2010.

PDF Project

. Tony White, Wayne Chu, and Amirali Salehi-Abari. In SocialComp, 2010.

. On the Impact of Witness-Based Collusion in Agent Societies. In PRIMA, 2009.

PDF Project

. The Uphill Battle of Ant Programming vs. Genetic Programming. In ICEC, 2009.

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. Towards Con-resistant Trust Models for Distributed Agent Systems. In IJCAI, 2009.

PDF Project

. On the Importance of Relational Concept Knowledge in Referral Networks. In Artificial Intelligence Review, 2009.

. Using Relational Concept Knowledge to Improve Search in Referral Networks. In AAMAS, 2009.

. On Purely Automated Attacks and Click-Based Graphical Passwordse. In ACSAC, 2008.

PDF Project

. A Swarm-based Crossover Operator for Genetic Programming. In GECCO, 2008.

. Enhanced Generalized Ant Programming (EGAP). In GECCO, 2008.

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Contact

  • (905) 721-8668 ext. 5544
  • ERC 2086, UOIT, 2000 Simcoe Street North,Oshawa, Ontario, L1H 7K4
  • Email for appointment