How do people type on mobile devices? Observations from a study with 37,000 volunteers

Kseniia Palin, Anna Maria Feit, Sunjun Kim, Per Ola Kristensson, Antti Oulasvirta

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

129 Scopus citations

Abstract

This paper presents a large-scale dataset on mobile text entry collected via a web-based transcription task performed by 37,370 volunteers. The average typing speed was 36.2 WPM with 2.3% uncorrected errors. The scale of the data enables powerful statistical analyses on the correlation between typing performance and various factors, such as demographics, finger usage, and use of intelligent text entry techniques. We report effects of age and finger usage on performance that correspond to previous studies. We also find evidence of relationships between performance and use of intelligent text entry techniques: auto-correct usage correlates positively with entry rates, whereas word prediction usage has a negative correlation. To aid further work on modeling, machine learning and design improvements in mobile text entry, we make the code and dataset openly available.

Original languageEnglish
Title of host publicationProceedings of the 21st International Conference on Human-Computer Interaction with Mobile Devices and Services, MobileHCI 2019
PublisherAssociation for Computing Machinery, Inc
ISBN (Electronic)9781450368254
DOIs
StatePublished - 1 Oct 2019
Event21st International Conference on Human-Computer Interaction with Mobile Devices and Services, MobileHCI 2019 - Taipei, Taiwan, Province of China
Duration: 1 Oct 20194 Oct 2019

Publication series

NameProceedings of the 21st International Conference on Human-Computer Interaction with Mobile Devices and Services, MobileHCI 2019

Conference

Conference21st International Conference on Human-Computer Interaction with Mobile Devices and Services, MobileHCI 2019
Country/TerritoryTaiwan, Province of China
CityTaipei
Period1/10/194/10/19

Bibliographical note

Publisher Copyright:
© 2019 Association for Computing Machinery.

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