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

VOICE TECH SUMMIT ASIA
2021.06.25 Industry Presentation

Transcript

1. Yuka Matsuba Alexa Champion / VUI Designer and Consultant JAPAN Where the Battle is Heading Voice Interface Vs. Touch Interface Voice Interface V
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
4. Agenda l How VUI is being used? l Benefits & Disadvantages l What should we do? 4
5. 5 How VUI is being used?
6. Examples 6 How VUI is being used? • Using Mobile device • Using Physical controller • Alternative to Human voice
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
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
9. 9 Smart Remote Controller Alexa / Google Assistant Internet Infrared Appliance
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?
11. The purpose to use VUI 11 How VUI is being used? • Efficiency • Stress reduction
12. The purpose to use VUI 12 How VUI is being used? • Efficiency • Stress reduction
13. The purpose to use VUI 13 How VUI is being used? • Efficiency • Stress reduction
14. The purpose to use VUI 14 How VUI is being used? • Efficiency • Stress reduction Borrow the power of a character Naughty child
15. Benefits & Disadvantages 15 Safety Speed Sharing
16. Safety - Accident Prevention 16 Benefits & Disadvantages • Driving • Walking WIN
17. Safety - Hygienic 17 Benefits & Disadvantages In coronavirus crisis, voice interface is preferable to touch interface when the general public operate. WIN
18. 18 Speed Benefits & Disadvantages Speaking Typing Listening Reading Sending Receiving
19. 19 Speed Benefits & Disadvantages Speaking Typing Listening Reading
20. 20 Speed Benefits & Disadvantages Speaking Typing Listening Reading 105wpm https://www.humanfactors.com/newsletters/human_interaction_speeds.asp 60〜70wpm 36wpm Mobile Laptop
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
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
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
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
25. Speed - Sending 25 Benefits & Disadvantages When choosing from options, it depends on each case. YES NO • … … … … … … … • … … … … … … … • … … … … … … … 1. … … … … … … … 2. … … … … … … … 3. … … … … … … …
26. Speed - Sending Benefits & Disadvantages Two choices → no deference YES NO YES YES NO DRAW
27. Speed - Sending 27 Benefits & Disadvantages Multiple options • … … … … … … … • … … … … … … … • … … … … … … … 1. … … … … … … … 2. … … … … … … … 3. … … … … … … …
28. Speed - Sending 28 Benefits & Disadvantages Numbered Multiple options → no deference 1. … … … … … … … 2. … … … … … … … 3. … … … … … … … No.2 DRAW
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
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
31. Speed - Receiving 31 Benefits & Disadvantages Simple information Complex information WIN DRAW
32. Sharing 32 Benefits & Disadvantages △ Use a small display
33. Sharing 33 Benefits & Disadvantages ◯ ◯ Use a big display Use voice interface
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 ◯ ◯
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.
36. What should we do? 36
37. The most important thing 37 What should we do? Make the users want to use
38. The most important thing 38 What should we do? Make the users want to use comfort convenience
39. The most important thing 39 What should we do? Make the users want to use comfort convenience
40. What should we do 40 What should we do? We shouldn’t only choose one.
41. What should we do 41 What should we do? We should use both interfaces depending on the situations.
42. What can we do with both? 42 What should we do? •Simplify the display •Reduce screen transition
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 …
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…
46. Voice & Touch
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