VoiceXML:A Field Evaluation

by: Kristy BradnumSupervisor: Peter Clayton

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Overview

Objective of Research Background

What is VoiceXML? Where can VoiceXML be used?

Approach Deliverables Timeline Relevant Publications Extensions

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Objective of Research

Study the implementation possibilities of VoiceXML

Develop a pilot version of ROSS

Learn more about VoiceXML

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

What is VoiceXML?

Voice eXtensible Mark-up Language An emerging standard for voice activated

web applications HTML – for visual VoiceXML – for audio Brings the web to telephones

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Where can VoiceXML be used?

Access to web content via telephone Mobile access Non contact situation Disabled users

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

What more can VoiceXML do?

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Background

Mya Anderson’s Project (2002)Much potentialNot enough support

Progress → more mature technology → more success

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Approach

Exploration of surrounding technologiesVoice RecognitionSpeech Synthesis

Iterative approachSet a goalDevelop a system to determine feasibilityDetermine the next phase

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Deliverables

A product - ROSS An evaluation of

the range of capabilities of VoiceXMLproblem domain scope

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

ROSS

Welcome to ROSS.To login, please

say your username.

g 0 1 b 3 1 5 9

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Timeline

First semesterLiterature SurveyFind out more about VoiceXML Investigation of Voice Recognition

Second semesterROSS extensionVoiceXML EvaluationDocumentation

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Relevant Publications

Mya Anderson’s project Books:

Beasley, R., Farley, M., O'Reilly, J. and Squire, L.,Voice Application Development with VoiceXML, Sams Publishing, Indianapolis, 2002.

DreamTech Software India, Inc.,VoiceXML 2.0 Developer’s Guide, McGraw-Hill/ Osborne, California, 2002.

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Relevant Publications

Internet sites: http://www-106.ibm.com/developerworks/ibm/library/

i-voicestudio/ http://www.alphaworks.ibm.com/tech/voiceserversdk http://www.eveandersson.com/arsdigita/asj/vxml/ online VoiceXML forum at http://www.voicexml.org/

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Extensions

Conversational Context-sensitive

Human: Will it rain tomorrow in Grahamstown? Computer: The forecast calls for no rain tomorrow in Grahamstown. Human: What about Jo’burg? Computer: The forecast calls for no rain tomorrow in Jo’burg. Human: Will it be sunny in Plett?

Voice Input vs Keyboard Input

------------ VoiceXML: A Field Evaluation ------------ Kristy Bradnum – Computer Science Honours 2004

Questions