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Current Trends in Human Pupil Localization: A Review

  • Rasanjalee Rathnayake
  • , Nimantha Madhushan
  • , Ashmini Jeeva
  • , Dhanushika Darshani
  • , Akila Subasinghe
  • , Bhagya Nathali Silva
  • , Lakshitha Prabath Wijesinghe
  • , Udaya Wijenayake*
  • *Corresponding author for this work

Research output: Contribution to journal › Article › peer-review

149 Downloads (Pure)

Abstract

Pupil localization extracts pupil center coordinates from images and videos of the human eye along with the pupillary boundary. Pupil localization essentially plays a major role in identity verification, disease recognition, visual focus of attention (VFOA) tracking, dementia cognitive assessment, and human fatigue detection. However, the process of pupil localization still remains challenging due to various factors, such as poor-quality images, eye makeup, contact lenses, eyelashes, hair strips, eyebrows, closed eyes, and eye saccades. The pupil localization strategies are essentially divided into learning-based and non-learning-based approaches and discussed in detail with the relevant techniques used. This article aims to deliver the essence of current trends in pupil localization and critically discuss the advantages and disadvantages of each method. Hence, this article can be useful to a broad spectrum of readers as a guide to analyzing the latest trends in pupil localization.

Original languageEnglish
Pages (from-to)115836-115853
Number of pages18
JournalIEEE Access
Volume11
DOIs
Publication statusPublished - 17 Oct 2023

Bibliographical note

Publisher Copyright:
© 2013 IEEE.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Eye and face databases
  • eye tracking
  • gaze tracking
  • iris recognition
  • learning-based methods
  • non-learning-based methods
  • pupil localization

ASJC Scopus subject areas

  • General Computer Science
  • General Materials Science
  • General Engineering

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