“Dialog based user interfaces”Objectives, methods and results

Featuring a home cooking assistant.

Presented byRainer M. Wasinger.

The University of Sydney

Objectives

Research effective implementations of dialog based user interfaces.

Creation of a home cooking assistant.

Identification of current and future areas requiring speech technology.

The University of Sydney

Background

Communication channels Sight, sound and touch.

Speech characteristics Transient, invisible and asymmetric.

Effective use of speech Eyes and hands busy and no keyboard.

The University of Sydney

Home cooking assistant

Features Add, modify and remove

recipes Find and detail recipes

Advantages Easier to use Time saving and fun Easier to customise

The University of Sydney

Technologies used

Java Source code Rule grammars

IBM speech engines Speech To Text Text To Speech

Microsoft Access Database

The University of Sydney

Results

People’s opinion 9 test subjects. 80% said beneficial. 50% said accuracy could

be improved.

Objectives reached All goals were

completed ahead of time.

An interesting path was created for future work.

Possible applications discussed in the next presentation.

Usability and looks

0%

20%

40%

60%

80%

100%

Can youquickly seehow to use

the program?Is it easy to

use?

Does theinterface

encourageyou to use

it?

Do you find iteasy to dow hat you

w ant in theprogram?

Is the use ofspeech

technologiesbeneficial tothe program?

Per

cen

tag

e (%

)