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