Combing 3D gesture with touch

interface on mobile devices

指導教授：洪一平、余能豪

學生：資工所碩二 吳 歡

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Outline

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Problem

Related works

Our goal

Experiment design

Problems (1/2)

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Context menu on smartphones

a. Long press

b. Double tap

c. Bar

a. b. c.

Problems (2/2)

Fat finger occlusion

Text selection

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Related works (1/3)

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Shift: A Technique for Operating Pen-Based

Interfaces Using Touch (CHI 2007, Daniel Vogel,

Patrick Baudisch)

Related works (2/3)

Back-of-Device Interaction Allows Creating Very

Small Touch Devices (CHI 2009, Patrick Baudisch)

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Related works (3/3)

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Vision-based 3D Input Interface Technologies (IDW

2010, Takashi Komuro)

However…

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We want to know more

Does lift-menu help user better? (Different dimension

movement)

However…

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We want to know more

Coarse v.s. Fine-grained selection

(orthogonal/perspective projection)

However…

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We want to know more

Can air-mice/air-click combine with touch screen

interactions?

However…

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We want to know more

Coarse v.s. Fine-grained selection

(orthogonal/perspective projection)

Experiment design

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Text editor – copy & paste

First line selection *3

Middle line selection *3

Across page selection *3

Each has coarse/fine-grained mode

Thank you!

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