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Voice key board: multimodal indic text input

Published: 02 November 2009 Publication History

Abstract

Multimodal systems, incorporating more natural input modalities like speech, hand gesture, facial expression etc., can make human-computer-interaction more intuitive by drawing inspiration from spontaneous human-human-interaction. We present here a multimodal input device for Indic scripts called the Voice Key Board (VKB) which offers a simpler and more intuitive method for input of Indic scripts. VKB exploits the syllabic nature of Indic language scripts and exploits the user's mental model of Indic scripts wherein a base consonant character is modified by different vowel ligatures to represent the actual syllabic character. We also present a user evaluation result for VKB comparing it with the most common input method for the Devanagari script, the InScript keyboard. The results indicate a strong user preference for VKB in terms of input speed and learnability. Though VKB starts with a higher user error rate compared to InScript, the error rate drops by 55% by the end of the experiment, and the input speed of VKB is found to be 81% higher than InScript. Our user study results point to interesting research directions for the use of multiple natural modalities for Indic text input.

References

[1]
Oviatt, S. L., "Multimodal interfaces, Handbook of Human-Computer Interaction (revised edition)", (ed. by J. Jacko&A. Sears), Lawrence Erlbaum Assoc.,Mahwah, New Jersey, 2006.
[2]
Coulmas, Florian, The Encyclopedia of Writing Systems, Blackwell Publishing, 1999.
[3]
InScript: http://en.wikipedia.org/wiki/InScript_Typing
[4]
Srinivas N K, Nobby Varghese, RKVS Raman, "Indic-Dasher : A Stroke and Gesture Based Input Mechanism for Indic Scripts", 2008. IUI4DR: intelligent user interfaces for developing regions. In Proceedings of the 13th international Conference on intelligent User interfaces (Gran Canaria, Spain, January 13 -- 16, 2008). IUI '08. ACM, New York, NY, 437--437
[5]
Dasher: http://www.inference.phy.cam.ac.uk/dasher/
[6]
R. Balaji, V. Deepu, Sriganesh Madhvanath and Jayasree Prabhakaran. "Handwritten Gesture Recognition for Gesture Keyboard", Proceedings of the 10th International Workshop on Frontiers in Handwriting Recognition (IWFHR10), 2006.
[7]
T9: http://www.t9.com/us/ask.asp
[8]
Johnston, M. and Bangalore, S. 2005. Finite-state multimodal integration and understanding. Nat. Lang. Eng. 11, 2 (Jun. 2005), 159--187.

Cited By

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  • (2018)How Much Faster Can You Type by Speaking in Hindi?Proceedings of the 9th Indian Conference on Human-Computer Interaction10.1145/3297121.3297123(20-28)Online publication date: 16-Dec-2018
  • (2018)"Only if you use English you will get to more things"Proceedings of the 2018 CHI Conference on Human Factors in Computing Systems10.1145/3173574.3174147(1-14)Online publication date: 21-Apr-2018
  • (2017)Rise of the ChatbotsCompanion Proceedings of the 22nd International Conference on Intelligent User Interfaces10.1145/3030024.3040201(109-112)Online publication date: 7-Mar-2017
  • Show More Cited By

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Published In

cover image ACM Conferences
ICMI-MLMI '09: Proceedings of the 2009 international conference on Multimodal interfaces
November 2009
374 pages
ISBN:9781605587721
DOI:10.1145/1647314
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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Publication History

Published: 02 November 2009

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Author Tags

  1. human-computer-interaction
  2. indic text
  3. multimodal systems
  4. syllabic scripts
  5. text input
  6. voice keyboard

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Cited By

View all
  • (2018)How Much Faster Can You Type by Speaking in Hindi?Proceedings of the 9th Indian Conference on Human-Computer Interaction10.1145/3297121.3297123(20-28)Online publication date: 16-Dec-2018
  • (2018)"Only if you use English you will get to more things"Proceedings of the 2018 CHI Conference on Human Factors in Computing Systems10.1145/3173574.3174147(1-14)Online publication date: 21-Apr-2018
  • (2017)Rise of the ChatbotsCompanion Proceedings of the 22nd International Conference on Intelligent User Interfaces10.1145/3030024.3040201(109-112)Online publication date: 7-Mar-2017
  • (2015)The Paradigm Shift to Multimodality in Contemporary Computer InterfacesSynthesis Lectures on Human-Centered Informatics10.2200/S00636ED1V01Y201503HCI0308:3(1-243)Online publication date: 13-Apr-2015
  • (2013)Evaluating the Effect of Phrase Set in Hindi Text EntryHuman-Computer Interaction – INTERACT 201310.1007/978-3-642-40498-6_14(195-202)Online publication date: 2013
  • (2011)Solving the great Indian text input puzzleProceedings of the 13th International Conference on Human Computer Interaction with Mobile Devices and Services10.1145/2037373.2037421(313-322)Online publication date: 30-Aug-2011

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