Slideshow presentation for the 8th International Conference on Information Technology : New Generations, ITNG 2011, held in Las Vegas, Nevada, USA on April 2011. Contact: victoralvarez@uniovi.es

1. Designing Case Studies for the
Voice Interactive Classroom
Department of Computer Science
University of Oviedo
Víctor Manuel Álvarez García, María del Puerto Paule Ruiz ,
Moisés Riestra González , Juan Ramón Pérez Pérez
Project funded by: Ministry of Science and Technology of Spain

2. Location
Asturias
Las Vegas

3. Previous background
University of Oviedo
Academic research
learning technologies
London
Voice over IP
Barcelona
Mobile social networking

4. Working with
college students
Students working
in a classroom
School of Engineering
University of Oviedo

5. Students work
Audio-based access to
e-learning
Speech Visual
Interface Interface
Mobile Voice-based
Web browser Tablet
phone application

6. What for?

7. 5 Scenarios for audio-based e-learning
Learning processes in which sound is the main
source of information
Students with perceptual auditory learning
styles
Hands-busy, eyes-busy and mobility-required
situations
The device has speech input/output capabilities
but lack of usable displays or keyboards
A disability does not allow a person to make use
of a visual display

8. LMS Voice Modules
Voice LMS
Modules
Quizzes
Calendar RSS
Grading and
events events
surveys
How?
Management
Learning
System

9. LMS Voice Modules
Voice LMS
Modules
Quizzes
Calendar RSS
Grading and
events events
surveys
Service-oriented Middleware
Voice Interactive Classroom
Management
Learning
System

10. Service oriented Middleware
User Agents
Virtual
learning Portal
environment
Application Services
Content Course Grading /
Scheduling
management management Assessment
Common Services
Authentication Agent Authorization Shared
Institutional Infrastructures

11. Scientific outreach & media coverage
http://www.youtube.com/watch?v=Qti6l_X4P9c

12. How can others create
Voice Interactive
Classrooms?

13. Software
development Choice of
scenarios
Technological
design
metodology
Voice
Deliverable
Deliverable
prototype
Deliverable Web
prototype
increment
prototype
increment Platform
increment
Sprints
Voice modules
Evaluation backlog
Grades
Development Events
Authentication

14. Application scenarios
Application settings:
academic/educational, institutional and
commercial
Characteristics of the subjects and users:
learning styles, preferences and needs
Situations that require de use of a
particular access mode
Characteristics of the access device: PC,
mobile device, landline

15. Our goal: provide students
with VoIP access to our
Virtual Campus

16. Choice of technologies
E-learning platforms: Moodle,
Sakai, Segue
Web server: Apache
Voice server: Asterisk PBX
Audio technologies (ASR &
TTS): i6net and Verbio

17. Voice modules backlog
Personal Area
Calendar
My courses Grades RSS Reader
events
Learning Content
Institutional Degrees & Content Quizzes &
Information Courses Reader Surveys
Communication
Audiochat Telephony &
Audioforum
Conference Voicemail
Cooperation
Audioblogs
Audiowiki
Podcast

18. Development
User Agents
Visual web Voice-enabled
Portal Portal
Application Services
Content Course Grading /
Scheduling
management management Assessment
Common Services
Authentication Agent Authorization Shared
Campus
project
Institutional Infrastructures

19. Evaluation
Satisfaction
Effectiveness 95%
90%
Efficiency
60%

20. Conclusions
Voice Interactive Classroom provides
audio access to e-learning and enables
new e-learning scenarios for students
A service-oriented middleware that
promotes interoperability and
reusability

21. Future research
New service-oriented approaches:
Moodle Web Services
New focus to mobile development:
Audio-based e-learning for Android

22. Thank you
Department of Computer Science
University of Oviedo
victoralvarez@uniovi.es
http://www.di.uniovi.es/~victoralvarez/