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Voice Interface Vs. Touch Interface : Where the Battle is Heading

Voice Interface Vs. Touch Interface : Where the Battle is Heading

VOICE TECH SUMMIT ASIA
2021.06.25 Industry Presentation

yuka matsuba

June 25, 2021
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  1. Yuka Matsuba
    Alexa Champion / VUI Designer and Consultant
    JAPAN
    Where the Battle is Heading
    Voice Interface Vs. Touch Interface
    Voice Interface V

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  2. Yuka Matsuba
    VUI
    designer & consultant
    UX
    designer & educator Supporting
    the service deign process
    in various industries
    Taught about UX design
    more than 400 people
    Developed
    over 100 Alexa skills
    Won some prizes about VUI
    Published
    “VUI Design Guidebook”
    Consulting
    some voice services
    from Japan

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  4. Agenda
    l How VUI is being used?
    l Benefits & Disadvantages
    l What should we do?
    4

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  5. 5
    How VUI is being used?

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  6. Examples
    6
    How VUI is being used?
    • Using Mobile device
    • Using Physical controller
    • Alternative to Human voice

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  7. Ex1: Mobile Device
    7
    How VUI is being used?
    Check the
    current time
    Set the timer
    Send a chat
    message
    Call a phone
    Check the
    weather forecast

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  8. Ex2: Physical Controller
    8
    How VUI is being used?
    Turn on the TV
    Set the timer
    for 5 minutes
    Turn on the light
    Open the curtains
    Play the music

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  9. 9
    Smart Remote
    Controller
    Alexa /
    Google Assistant
    Internet Infrared
    Appliance

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  10. Ex3: Human Voice
    10
    How VUI is being used?
    5 minutes to go!
    Hurry up!
    Itʼs time to
    brush your teeth!
    Are you sure
    you have
    the lunch box?

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  11. The purpose to use VUI
    11
    How VUI is being used?
    • Efficiency
    • Stress reduction

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  12. The purpose to use VUI
    12
    How VUI is being used?
    • Efficiency
    • Stress reduction

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  13. The purpose to use VUI
    13
    How VUI is being used?
    • Efficiency
    • Stress reduction

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  14. The purpose to use VUI
    14
    How VUI is being used?
    • Efficiency
    • Stress reduction
    Borrow the power
    of a character
    Naughty child

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  15. Benefits & Disadvantages
    15
    Safety Speed Sharing

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  16. Safety - Accident Prevention
    16
    Benefits & Disadvantages
    • Driving
    • Walking
    WIN

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  17. Safety - Hygienic
    17
    Benefits & Disadvantages
    In coronavirus crisis,
    voice interface is preferable to
    touch interface
    when the general public operate.
    WIN

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  18. 18
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading
    Sending
    Receiving

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  19. 19
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading

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  20. 20
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading
    105wpm
    https://www.humanfactors.com/newsletters/human_interaction_speeds.asp
    60〜70wpm
    36wpm Mobile
    Laptop

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  21. 21
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading
    105wpm
    https://www.humanfactors.com/newsletters/human_interaction_speeds.asp
    60〜70wpm
    36wpm Mobile
    Laptop
    WIN

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  22. 22
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading
    150〜160wpm
    250〜300wpm
    105wpm
    https://www.humanfactors.com/newsletters/human_interaction_speeds.asp
    60〜70wpm
    36wpm
    WIN
    Mobile
    Laptop

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  23. 23
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading
    150〜160wpm
    250〜300wpm
    105wpm
    https://www.humanfactors.com/newsletters/human_interaction_speeds.asp
    60〜70wpm
    36wpm
    WIN
    WIN
    Mobile
    Laptop

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  24. 24
    Speed
    Benefits & Disadvantages
    Speaking
    Typing
    Listening
    Reading
    150〜160wpm
    250〜300wpm
    105wpm
    https://www.humanfactors.com/newsletters/human_interaction_speeds.asp
    60〜70wpm
    36wpm
    WIN
    WIN
    Mobile
    Laptop

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  25. Speed - Sending
    25
    Benefits & Disadvantages
    When choosing from options, it depends on each case.
    YES
    NO
    • … … … … … … …
    • … … … … … … …
    • … … … … … … …
    1. … … … … … … …
    2. … … … … … … …
    3. … … … … … … …

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  26. Speed - Sending
    Benefits & Disadvantages
    Two choices → no deference
    YES
    NO
    YES
    YES NO
    DRAW

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  27. Speed - Sending
    27
    Benefits & Disadvantages
    Multiple options
    • … … … … … … …
    • … … … … … … …
    • … … … … … … …
    1. … … … … … … …
    2. … … … … … … …
    3. … … … … … … …

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  28. Speed - Sending
    28
    Benefits & Disadvantages
    Numbered Multiple options → no deference
    1. … … … … … … …
    2. … … … … … … …
    3. … … … … … … …
    No.2
    DRAW

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  29. Speed - Sending
    29
    Benefits & Disadvantages
    Unnumbered Multiple options → Touch is easier than speaking
    • Check my current status of the …
    • Change my current status of the …
    • Delete my usage history of the …
    Change my current
    status of the …
    WIN

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  30. Speed - Receiving
    30
    Benefits & Disadvantages
    Serial Access
    Random Access
    A → B → C → D → …
    D → J → S → A → …
    • Can decide the order to get info
    • Can get only necessary info directly
    • Need to wait for info you want
    C B A

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  31. Speed - Receiving
    31
    Benefits & Disadvantages
    Simple information
    Complex information WIN
    DRAW

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  32. Sharing
    32
    Benefits & Disadvantages

    Use a small display

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  33. Sharing
    33
    Benefits & Disadvantages
    ◯ ◯
    Use a big display Use voice interface

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  34. Summary
    34
    Benefits & Disadvantages
    Safety ◯
    Speed Sending Free sentence ◯
    2 options ◯ ◯
    Numbered options ◯ ◯
    Unnumbered options ◯
    Receiving Simple info ◯ ◯
    Complex info ◯
    Sharing Small Display (or None) ◯
    Big Display ◯ ◯

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  35. Summary
    35
    Benefits & Disadvantages
    Safety ◯
    Speed Sending Free sentence ◯
    2 options ◯ ◯
    Numbered options ◯ ◯
    Unnumbered options ◯
    Receiving Simple info ◯ ◯
    Complex info ◯
    Sharing Small Display (or None) ◯
    Big Display ◯ ◯
    When you send complex instructions that is difficult to be recognized,
    Touch interface may be better than voice interface.

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  36. What should we do?
    36

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  37. The most important thing
    37
    What should we do?
    Make the users want to use

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  38. The most important thing
    38
    What should we do?
    Make the users want to use
    comfort convenience

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  39. The most important thing
    39
    What should we do?
    Make the users want to use
    comfort convenience

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  40. What should we do
    40
    What should we do?
    We shouldn’t only choose one.

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  41. What should we do
    41
    What should we do?
    We should use both interfaces
    depending on the situations.

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  42. What can we do with both?
    42
    What should we do?
    •Simplify the display
    •Reduce screen transition

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  43. What can we do with both?
    43
    What should we do?
    •Simplify the display
    •Reduce screen transition
    Write down only
    the essential point
    When giving the
    presentation using
    slides, we don’t …

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  44. What can we do with both?
    44
    What should we do?
    •Simplify the display
    •Reduce screen transition HELP
    Please tap to
    the left icon to…

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  46. Voice & Touch

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  47. Copyright © 2018-2021 aoxa All Rights Reserved.

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