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Motor efficiency of text entry in a combination of a soft keyboard and unistrokes

Published: 16 October 2010 Publication History

Abstract

We describe a text entry system called UniKeyb where a character is entered when the stylus lands on a key on a soft keyboard. Optionally, a second character may be entered by doing a unistroke gesture before lifting the stylus. A simulation suggested a speed advantage of about 20% in expert use. In an experiment, we verified that learning needed for UniKeyb use is possible. Unikeyb may indeed outperform conventional soft keyboards in expert use. However, reaching such level of expertise requires learning the skill of chunking writing into two-character chunks. UniKeyb offers a soft transition to Unistroke writing because the use of Unistrokes is not compulsory.

References

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Isokoski, P. (2004). Performance of menu-augmented soft keyboards. In Proc. of CHI'04, CHI Letters, 6(1), 423--430.
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Jhaveri, N. (2003) Two Characters per Stroke -- A Novel Pen-Based Text Input Technique. In G. Evreinov (ed.), New Interaction Techniques'03, Spring, University of Tampere Finland, 10--15. Available at www.cs.uta.fi/reports/bsarja/B-2003-5.pdf
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Kristensson, P. and Zhai, S. (2005). Relaxing stylus typing precision by geometric pattern matching. In Proc. of IUI'05, ACM Press, 151--158.
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MacKenzie, I. S., and Soukoreff, R. W. (2003). Phrase sets for evaluating text entry techniques. Extended Abstracts of CHI'03, ACM Press, 754--755.
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Cited By

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  • (2022)EyeSayCorrect: Eye Gaze and Voice Based Hands-free Text Correction for Mobile DevicesProceedings of the 27th International Conference on Intelligent User Interfaces10.1145/3490099.3511103(470-482)Online publication date: 22-Mar-2022
  • (2021)Voice and Touch Based Error-tolerant Multimodal Text Editing and Correction for SmartphonesThe 34th Annual ACM Symposium on User Interface Software and Technology10.1145/3472749.3474742(162-178)Online publication date: 10-Oct-2021
  • (2021)AI-Driven Intelligent Text Correction Techniques for Mobile Text EntryArtificial Intelligence for Human Computer Interaction: A Modern Approach10.1007/978-3-030-82681-9_5(131-168)Online publication date: 5-Nov-2021
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  1. Motor efficiency of text entry in a combination of a soft keyboard and unistrokes

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      cover image ACM Other conferences
      NordiCHI '10: Proceedings of the 6th Nordic Conference on Human-Computer Interaction: Extending Boundaries
      October 2010
      889 pages
      ISBN:9781605589343
      DOI:10.1145/1868914
      Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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      • Reykjavik University
      • University of Iceland

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      New York, NY, United States

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      Published: 16 October 2010

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      Author Tags

      1. UniKeyb
      2. soft keyboard
      3. text entry
      4. unistroke

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      Cited By

      View all
      • (2022)EyeSayCorrect: Eye Gaze and Voice Based Hands-free Text Correction for Mobile DevicesProceedings of the 27th International Conference on Intelligent User Interfaces10.1145/3490099.3511103(470-482)Online publication date: 22-Mar-2022
      • (2021)Voice and Touch Based Error-tolerant Multimodal Text Editing and Correction for SmartphonesThe 34th Annual ACM Symposium on User Interface Software and Technology10.1145/3472749.3474742(162-178)Online publication date: 10-Oct-2021
      • (2021)AI-Driven Intelligent Text Correction Techniques for Mobile Text EntryArtificial Intelligence for Human Computer Interaction: A Modern Approach10.1007/978-3-030-82681-9_5(131-168)Online publication date: 5-Nov-2021
      • (2020)JustCorrectProceedings of the 33rd Annual ACM Symposium on User Interface Software and Technology10.1145/3379337.3415857(487-499)Online publication date: 20-Oct-2020
      • (2015)SplitBoardProceedings of the 33rd Annual ACM Conference on Human Factors in Computing Systems10.1145/2702123.2702273(1233-1236)Online publication date: 18-Apr-2015
      • (2014)Joker key in learning a new text entry methodProceedings of HCI Korea10.5555/2729485.2729488(12-19)Online publication date: 10-Dec-2014
      • (2014)Novice and Expert Performance of KeyScretch: A Gesture-Based Text Entry Method for Touch-ScreensIEEE Transactions on Human-Machine Systems10.1109/THMS.2014.231444744:4(511-523)Online publication date: Aug-2014
      • (2013)Interpretation of strokes in radial menusJournal of Visual Languages and Computing10.1016/j.jvlc.2013.02.00324:4(234-247)Online publication date: 1-Aug-2013
      • (2011)Text entry with KeyScretchProceedings of the 16th international conference on Intelligent user interfaces10.1145/1943403.1943445(277-286)Online publication date: 13-Feb-2011

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