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Understanding eye movements in face recognition with hidden Markov model

  • Tim Chuk
  • , Alvin C. W. Ng
  • , Emanuele Coviello
  • , Antoni B. Chan
  • , Janet H. Hsiao

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

In this paper we propose a hidden Markov model (HMM)based method to analyze eye movement data. We conducted a simple face recognition task and recorded eye movements and performance of the participants. We used a variational Bayesian framework for Gaussian mixture models to estimate the distribution of fixation locations and modeled the fixation and transition data using HMMs. We showed that using HMMs, we can describe individuals' eye movement strategies with both fixation locations and transition probabilities. By clustering these HMMs, we found that the strategies can be categorized into two subgroups; one was more holistic and the other was more analytical. Furthermore, we found that correct and wrong recognitions were associated with distinctive eye movement strategies. The difference between these strategies lied in their transition probabilities. © CogSci 2013. All rights reserved.
Original languageEnglish
Title of host publicationCooperative Minds: Social Interaction and Group Dynamics - Proceedings of the 35th Annual Meeting of the Cognitive Science Society, CogSci 2013
EditorsMarkus Knauff, Michael Pauen, Natalie Sebanz, Ipke Wachsmuth
Place of PublicationAustin, TX
PublisherThe Cognitive Science Society
Pages328-333
ISBN (Print)9780976831891
Publication statusPublished - Jul 2013
Event35th Annual Meeting of the Cognitive Science Society (CogSci 2013): Cooperative Minds: Social Interaction and Group Dynamics - Berlin, Germany
Duration: 31 Jul 20133 Aug 2013
https://cognitivesciencesociety.org/past-conferences/

Publication series

NameCooperative Minds: Social Interaction and Group Dynamics - Proceedings of the Annual Meeting of the Cognitive Science Society, CogSci

Conference

Conference35th Annual Meeting of the Cognitive Science Society (CogSci 2013)
Abbreviated titleCogSci2013
PlaceGermany
CityBerlin
Period31/07/133/08/13
Internet address

Research Keywords

  • eye movement
  • face recognition
  • Hidden Markov Model (HMM)
  • holistic processing
  • scan path

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