Classification study on eye movement data: Towards a new approach in depression detection

Xiaowei Li, Tong Cao, Shuting Sun, Bin Hu*, Martyn Ratcliffe

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

24 Citations (Scopus)

Abstract

Depression is a common mental disorder with growing prevalence, however current diagnoses of depression face the problem of patient denial, clinical experience and subjective biases from self-report. Our study aims to develop an objective approach to depression detection that supports the process of diagnosis and assists the monitoring of risk factors. By classifying eye movement features during free viewing tasks, an accuracy of 80.1% was achieved using Random Forest to discriminate depressed and nondepressed subjects. Results indicate that eye movement features hold the potential to form a complimentary method of detection, having a relatively low computation overhead. Furthermore, given the proliferation of cheap internet eye movement detection technologies, the method offers the possibility of cost effective remote sensing of the patient mental state.

Original languageEnglish
Title of host publication2016 IEEE Congress on Evolutionary Computation, CEC 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1227-1232
Number of pages6
ISBN (Electronic)9781509006229
DOIs
Publication statusPublished - 14 Nov 2016
Externally publishedYes
Event2016 IEEE Congress on Evolutionary Computation, CEC 2016 - Vancouver, Canada
Duration: 24 Jul 201629 Jul 2016

Publication series

Name2016 IEEE Congress on Evolutionary Computation, CEC 2016

Conference

Conference2016 IEEE Congress on Evolutionary Computation, CEC 2016
Country/TerritoryCanada
CityVancouver
Period24/07/1629/07/16

Keywords

  • Attention bias
  • Classification
  • Depression detection
  • Eye movement
  • Healthcare

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